Duramax Exhaust Leak Sound

If the leak is small you may not notice it much. • Exhaust leaks in the exhaust system may cause inaccurate gas temperature sensor or exhaust differential pressure values causing this DTC to set. For all three of these bad cylinders I heard kind of a pulsing, gurgling sound coming from the upper, LEFT side of the engine. That's my first thought. Besides allowing coolant into the combustion chamber, an internal head gasket leak allows exhaust gases into the coolant. Only the broken section needs replacing, but it will need to be inspected to see what needs replaced, and what parts can still be used. 5 HD Silverado and Sierra debuted a fresh body style, much of the powertrain was carried over from '07 models. While this system is reasonably adequate for stock to mildly powered trucks a larger diameter syste or higher flowing system from Diamond Eye, FLO~PRO, Magnaflow, MBRP, or Silverline is mandatory on ANY Duramax equipped with even mild upgrades, or for. I tried feeling all over around the injectors, exhaust, all clamps were re-snugged, etc. The result: 30. Cracked manifold or up pipe. We purchased our donor duramax. Exhaust systems may also include a number of specialized components. I am going to assume my exhaust shop did a horrible job welding the exhaust on. So i know that it is perfectly normal for water to come out of the back of the exhaust but I have water leaking out of two other spots in my exhaust: where the third cat mets the exhaust pipe, and about 12 inches further back from that. Buy aFe Power 49-44059-P Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System for 2001-2010 GM 6. Once I drive the truck the sound usually goes away and the exhaust note gets louder but once it cools down for even 1 minute of idling the tweet will be back. Chevrolet introduces 2nd-gen MY14 Duramax diesels Home. Searching for a readily available turbo that could add both power and reliability to 6. Hey guys, I have a bone stock 2004. Whether you are looking to tow or race, we have what you need to make your truck perform. 01-07 duramax exhaust system; 07. ATLAS exhaust systems utilize a 2-piece tailpipe design for a perfect fit by allowing adjustability at the tailpipe section. Find Duramax 2500 in Canada | Visit Kijiji Classifieds to buy, sell, or trade almost anything! New and used items, cars, real estate, jobs, services, vacation rentals and more virtually anywhere in Ontario. 2005 Duramax losing coolant no apparent reasons 3 Answers. 6L LB7 & LLY 4" Cat Back 409 Stainless Exhaust With Polished Tip #49-4401. The closer to the engine that the leak is the louder it may be. 6L LML Features: Constructed of 5" mandrel-bent aluminized steel tubing for maximum flow OE style bayonet hangers are used to maintain a stable pipe location Includes a muffler delete-pipe Uses factory mounting locations prov. A pre-turbo (uppipe leak), kinda sounds like a pissed off squirrel. Installation is a Snap: All systems use factory mounting locations providing stability and hassle-free installation. And since you have a flashing cell (which means you should not be driving it or getting into boost), what is the code?? Russ. My truck recently started leaking fuel where the turbo down pipe meets the up pipe for the exhaust. The development of this fifth-generation V-8 is more of a rebirth than an evolution. 5-10 Chevy/GMC Duramax diesel. How To Supercharge And Turbocharge An Engine Turbo Charging For Fuel Economy What Is Supercharger. Up pipe connection into turbo. Over the years these trucks have been really good performers, but they do have some common problems that we see over and over again. Performance Exhaust System aFe offers multiple diesel exhaust systems options for the Dodge Cummins, Ford Powerstroke, and GM Duramax. This can be done by removing the turbo. The engine is a LLY. aFe Atlas Exhaust Systems. If the leak in the head gasket is large this white smoke can often be excessive and billow from the tailpipe. This system is constructed from 4" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This is a discussion on Exhaust Leak - 2014 or 2015 within the RAM 1500 Diesel Mechanical forums, part of the RAM 1500 Diesel Garage - RAM 1500 Diesel Mechanics Corner category; I don't know what to believe from Chrysler anymore. problem started with a bad plastic tank to core seal on the radiator kids overheated it. they filled with wrong antifreeze and whala I get silicone sludge throughout the whole engine blocked heater core. A pre-turbo (uppipe leak), kinda sounds like a pissed off squirrel. After several trips to the racetrack with a trailer in tow — before and after the exhaust install — I can’t say I noticed an improvement in fuel economy. Get it fixed. Upgrade the exhaust system on your 2001-2004 Duramax with this 5" system from AFE. 6L Duramax Turbo Diesel Pickup Truck: Automotive. I wondered is that normal or is my turbo leaking? I hear it on the driver's side mostly, and only when I am pushing the truck with a load. com: Performance 4" Aluminized Steel Downpipe Down Pipe Back Race Exhaust Kit System For 01-07 Chevy/GMC 6. i was told it may be water in the fuel. 2002 2500hd 6. 6L Duramax: LGH and LML Diesel Engines Module 1: Fuel Return System Diagnosis 1-5 Fuel Return System Diagnosis Service Information Diagnostic Aids Bent or pinched fuel return lines may cause an external fuel leak or engine performance concerns. The result is a significant increase in power and torque but a reduction in db sound levels the best of both worlds. scale, a miserly 7. Inspect for the EGR valve sticking open. [Archive] How are the LML's holding up? LML. Sounds like. I have the same sound - usually heard inside the cab during a light or medium acceleration while at highway speed. At Alligator Performance we carry a variety of full exhausts, turbo back, cat back, individual pipes, mufflers, exhaust tips, along with other exhaust accessories. A sudden ticking or tapping noise that is loudest when the engine is first started and lessens as the vehicles warms up may be an exhaust leak. Fuel is leaking out at the v-band clamp and running down the up pipe for the exhaust. This system is constructed from 4" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. The Aluminized Pro is a bolt-on exhaust featuring mandrel bent 4" pipe, an aluminized muffler, and is backed by a 1 year warranty. Those are very common. the CLEANING EXHAUST FILTER KEEP DRIVING UNTIL MESSAGE IS CLEARED message is no longer displayed. This is a High Powered sited dedicated to Chevy and GMC Duramax Diesel Truck Owners. View and Download GMC Duramax Diesel 2018 owner's manual supplement online. Get it fixed. i just bought my first duramax with a 6. Unlike the galvanized steel fuel tanks of the past, the Duramax has a high density polyethylene fuel tank which makes it impossible for corrosion to cause leaks. Browse by product — 2017+ Chevy/GMC 6. exe Centrifugal Supercharger Kits Ls1 Turbo Kits Mitsubishi Turbo Leaking Oil In Exhaust Using your boost leak tester and how to do a boost leak test On a cool and shut off engine (not running), close the intake system by removing the piping at. Buy APDTY 028218 Exhaust Manifold To Cylinder Head Leak Repair Clamp Fits Front Right or Rear Left On 4. Can't determine what the noise is. 0L I6 Duramax turbo diesel. ATLAS exhaust systems utilize a 2-piece tailpipe design for a perfect fit by allowing adjustability at the tailpipe section. Heard a lot of air leaking yesterday and checked it out this morning thinking it was a leaking boot. Their design allows for extra clearance for aftermarket up-pipes without compromising the exhaust flow. In this post I will try to describe all my experience diagnosing and fixing boost leaks. Duramax LB7 injectors are also known to develop external leaks. This exhaust is built from 4" mandrel-bent 409 stainless steel tubing and includes a muffler-delete pipe for optimum flow and a race-inspired, aggressive sound. There was a revision to one of the fuel lines at the high pressure fuel pump for a noise issue. Before it was installed, i wanted them look at an exhaust leak i could hear near the engine compartment. 2008 Duramax 2500 LTZ Brand new wheels and 33 tires 10 ply. Best Exhaust for 7. • Improperly installed or loose exhaust gas temperature (EGT) sensors 1 and 2 will cause inaccuracies in the soot model and cause this DTC to set. 5 litre forms, but with more power. Check the ypipe bellows and the ypipe to turbo connection. 6L Duramax by MBRP part number GM8427. 0 for my favorite exhaust note The duramax always makes me think boost. Increased exhaust flow means improved torque, horsepower and lower EGT's. An up-pipe leak whistles (screams) like crazy, especially under load, as the pressure gets pretty high in there. The development of this fifth-generation V-8 is more of a rebirth than an evolution. Buy ATLAS 5inch Down-Pipe Back Aluminized Steel Race Exhaust System GMC Sierra 2500 LMM Duramax V8 6. Exhaust Systems, Cat-Back Exhaust Systems & Axle-Back Exhaust Systems for cars, trucks, diesel trucks, muscle cars, foreign cars and SUV's. Installation is a Snap: MACH Force XP exhaust systems utilize a 2-piece tailpipe design for a perfect fit by allowing adjustability at the tailpipe section. The Magnaflow 18931 4" Cat-Back Aluminized Pro Exhaust will add some style and a moderate sound to your 2001-2007 GM 6. Get the performance and sound you're looking for out of your Duramax L5P. I have noticed there's a lot of people with this issue. Leak-Free Seal: High quality band clamps are included for a complete 360 degree. The Supra's long intercooler piping path makes it fairly hard to find the leak and can be a daunting task. After several trips to the racetrack with a trailer in tow — before and after the exhaust install — I can’t say I noticed an improvement in fuel economy. Check both the header and the Y pipe. Looking for Martin Greatest Hits Double, we have Martin Greatest Hits Double at affordable prices, check them out and buy Martin Greatest Hits Double now. 6 turbo diesel and it has a tapping sound. Exhaust Manifold to Up pipe connection / gasket, 3. An exhaust leak or noisy exhaust, sometimes described as a rattle or rumble, most noticeable on a cold start may be found on some 2014-2017 Silverado 1500 and 2015-2017 Escalade, […] October 9, 2016 —. If it's has egr it will cause a check engine light. Their design allows for extra clearance for aftermarket up-pipes without compromising the exhaust flow. I have an 07 LBZ classic with egr delete. In fact, exhaust temperatures get so high on the LMM Duramax that the entire exhaust system had to be redesigned with much better materials in order be reliable. Cleaning occurs most effectively above 48 km/h(30 mph). A 12" free-flowing straight-through designed muffler is used to produce a deep, powerful sound. My car use to accelerate quietly until today when all of a sudden it makes loud noise when I accelerate or hit the gas as if I have a large exhaust (but I don't). It started to have an intermittent hissing/whistle sound. I can only notice it when its in gear and i am at a stop. We purchased our donor duramax. View and Download GMC Duramax Diesel 2018 owner's manual supplement online. 3 Powerstroke Exhaust Upgrades 1999-2003 Exhaust upgrades allow the spend fumes to exit the engine more freely and rapidly. Duramax Problems Common Problems with the 6. 6L (td) engine. Do not trust any electronic boost gauge that uses the factory MAP sensor or OBD2 plug. I have an 04. I have noticed there's a lot of people with this issue. (Blocking and/or removing the EGR is also a federal violation most companies can't afford to get caught doing. It just got new glow plugs by the dealership and I was told that the hydrobooster and the power steering hose is leaking. 3l gas runs perfect with a blown head gasket I can see it leak but it keeps on running. First, hot exhaust gases are now being vented under the hood, rather than being sent downstream through the exhaust pipe. Exhaust leaks can pose a danger to a person's health if left unaddressed for too long because of the carbon monoxide fumes involved, but there are ways to spot a potential problem early on. Sound is nothing more than the compression and expansion of air waves. Leak-Free Seal: High quality band clamps are included for a complete 360 degree. You can best hear it if you put your ears under the driver door I lifted up the car and looked under while it was running and I can't seem to figure out if the hissing is coming from the exhaust flex pipe which it what it sounds like or from my turbo boost/vacuum lines. Just like you can examine an animal's stool to get an idea of its health, you can pay attention to the quality of your car's exhaust to get an idea of what's going on inside the engine. Diesel Exhaust Fluid is leaking on the exhaust in the engine compartment which. I asked about exhaust leak because I did remove the turbo not to long ago to install billet compressor wheel. Exhaust Leak - 2014 or 2015. Drove it 135 miles back to the shop no issues. All injectors seem fully seated, all glowplugs tight. BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM with Richbass woofer; X31 OFF-ROAD PACKAGE includes Off-Road suspension, (JHD) Hill Descent Control, (NZZ) skid plates, (K47) high-capacity air filter and X31 hard badge Includes (NQH) 2-speed transfer case, (XCK) 265/65R18SL all-terrain, blackwall tires, (N10) dual exhaust. Hot Product Titebond® WeatherMaster™ Metal Roof Sealant. 6L LB7 & LLY 4" Cat Back 409 Stainless Exhaust With Polished Tip #49-4401. In order to reintroduce exhaust gas into the intake of a diesel engine, the exhaust gas has to pass through what is known as an EGR cooler. If the leak is small you may not notice it much. The result is a significant increase in power and torque but a reduction in db sound levels the best of both worlds. And not as scary as it looks, white smoke should not be a matter of. Disassemble the exhaust housing and clean the rust and soot out of there. It just got new glow plugs by the dealership and I was told that the hydrobooster and the power steering hose is leaking. It's been over 500 miles and I have checked all around the downpipe and up-pipe connection behind turbo for leaks and carbon both are clean. Upgrade the exhaust system on your 2001-2004 Duramax with this 5" system from AFE. I can hear the engine "laboring" at one spot and it lunges forward at that exact spot. From that, it can lead to cracking and lost efficiency in the exhaust system. 6L Duramax: LGH and LML Diesel Engines Module 1: Fuel Return System Diagnosis 1-5 Fuel Return System Diagnosis Service Information Diagnostic Aids Bent or pinched fuel return lines may cause an external fuel leak or engine performance concerns. 4" turbo back exhaust to 5" mid pipes and 6" stacks. On a 2007 aproximate year only GMC 5500 Duramax Shop Exhaust Manifolds & Up-Pipes for the GM Duramax 6. Exhaust Leak General FSJ Tech I think it has to be a very small leak right at the port to get that sound, but I know it sure fooled me. A slight rattle sound may be heard near the B-pillar on the driver’s or passenger’s side of some 2019-2020 XT4 models. 6L Duramax diesel engine. Got a ton of air pushing out around the v band on the downpipe at the turbo. It doesn't do it under all conditions in fact full throttle I usually don't hear it. 2005 LLY Duramax / ZF6 6 speed with 220,000 km (135,000 miles). We purchased our donor duramax. Scan through our full selection, select a sub-category below, or use our vehicle categories on the left to choose the part or system that is perfect for you. My truck recently started leaking fuel where the turbo down pipe meets the up pipe for the exhaust. The sound changes according to how the vehicle is driven: you still get the discreet standard sound with a steady driving style, while the sound becomes distinctly more lively during sporty driving. EGR problems. There are several problems created with exhaust manifold cracks and leaks. 03 Duramax with 70k on the odometer. Thanks!? The BD 2-Piece Exhaust Manifold can be shipped to. I own an '02 Duramax/Allison Crew cab 3500LT 4WD Dually. ATLAS exhaust systems are the perfect combination of performance, fit and value. The bulletin outlines software identification and hardware detection procedures during power-up. 6L Duramax for better power and mpg AFE Power's New Cold-Air Intake, Diamond Eye's DPF-Back Dual Exhaust, and Hypertech's Programmer Improve a 6. Leak-Free Seal: High quality OE style flange and band clamps are used for a complete 360 degree sealing surface. These conditions may be due to cooling system leaks or an improper coolant fill procedure. Oil Coming Out of Exhaust And 5 Ways to Troubleshoot By Tsukasa Azuma Last updated Feb 5, 2018 13 The jobs of the exhaust pipe are to transfer the combustion chamber gases to the outside and muffle the engine sound. Loud air duct blowing noise under mild acceleration. 2005 Duramax losing coolant no apparent reasons 3 Answers. My car use to accelerate quietly until today when all of a sudden it makes loud noise when I accelerate or hit the gas as if I have a large exhaust (but I don't). WILLIAMS October 31, 2015 at 3:58 am. The diesel engine (also known as a compression-ignition or CI engine), named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to the mechanical compression (adiabatic compression). Installation is a Snap: ATLAS exhaust systems utilize a 2-piece tailpipe design for a perfect fit by allowing adjustability at the tailpipe section. More power is always a good thing so Andre is back in the garage to help show you how to install a Chevy performance exhaust system onto a 2017 Silverado. But , the real reason why he won't do it is that that would require the removal of the Cat's. 2011 duramax- I have a persistent leak at the joint where my turbo exhaust outlet mates to exhaust downpipe. This is a known problem with the LB7 and GM extended the warranty on these injectors to 7 yrs/200,000 miles. Either at the manifold to cylinder head or at the manifold toy pipe connection. I just got a 2015 double cab 5. Any one have a clue what it could be?. 5-'10) is virtually a mirror image of the LBZ ('06-'07) that preceded it. 6 Duramax Diesel with Automatic Allison Transmission 6 Speed Heated Leather SeatsPower MoonroofPower SeatsPower Tow MirrorsPower LocksKeyless Entry with alarm Spray in bed liner Newer TiresDual Digital Climate Control Steering Wheel Controls Bose Stereo and sound system 16 Aluminum. We purchased our donor duramax. It can only come from three places. Bailed out of cab. This can damage plastic components in the engine bay. In fact, exhaust temperatures get so high on the LMM Duramax that the entire exhaust system had to be redesigned with much better materials in order be reliable. AFE Power 2006-2007 GM Duramax 6. A boost leak is fairly. This race exhaust system is constructed from precision, mandrel bent 4 aluminized steel tubing for maximum flow, increased horsepower, increased torque and lower EGTs. 5-2016 LML Duramax. The exhaust manifold gasket is kinda tired looking. To provide a leak-free seal, OE style band clamps are used that offer a 360º sealing area. check to see if there is coolant in the engine oil. In cases where the gasket is not installed properly, or the manifold and gasket are beginning to deteriorate due to age, leaks can occur. Exhaust Leak Conditions New Duramax. Exhaust Brakes. Replacement exhaust is a lower quality than. A blown head gasket in a diesel engine causes coolant leaks, which can cause no small amount of problems to begin with, but left unchecked can ultimately lead to engine failure. Aggressive Sound:. We purchased our donor duramax. Exhaust side seal leaking means the lost oil goes out the exhaust. This is a discussion on Exhaust Leak - 2014 or 2015 within the RAM 1500 Diesel Mechanical forums, part of the RAM 1500 Diesel Garage - RAM 1500 Diesel Mechanics Corner category; I don't know what to believe from Chrysler anymore. All systems use factory mounting locations providing stability and hassle-free installation. 7L powered Blue Ovals yet retain the engine’s abundance of low-end torque, the Power Stroke gurus at Elite Diesel Engineering chose to produce a bolt-on kit around the Duramax-intended GT3794VA. With out even looking the guy said "its probably the exhaust manifold bolts. Hunt Fish Drive on Facebook: https://www. We purchased our donor duramax. ATLAS 4inch Down-Pipe Back Aluminized Steel Race Exhaust System w/o Muffler Chevrolet Silverado | GMC Sierra 2500/3500 LMM Duramax V8 6. Otherwise the entire system is welded solid. Installing Magnaflow's Turbo-back exhaust on the duramax. 5-10 Chevy/GMC Duramax diesel. any ideas? what could be causing this?. Give us a call here at Lead Foot Diesel Performance if you have any questions about this downpipe back exhaust system or anything else concerning your 2015. My mech said that if there is a exhaust leak at the top of the pipe, the part around that area will turn black. If the EGR cooler gaskets fail, or the cooler gets damaged for any reason, it can cause an exhaust leak to develop. While the '07. While various versions of the engine have surfaced over the years, all generations of the Duramax are based on the same foundation. If you want people to turn their heads when you drive by, make sure you Blow It Out Your Pypes!. gm wants over 400$ for the filter head! i thought the leak might be coming from the plastic inserts though where the wiring goes thru for the fuel heater. Are any of your manifolds CARB compliant? If I'm going to tear this beast apart to fix the leak then I would prefer swapping the manifold with a better unit that will pass the semi annual smog inspections. More power is always a good thing so Andre is back in the garage to help show you how to install a Chevy performance exhaust system onto a 2017 Silverado. Exhaust Manifold to Up pipe connection / gasket, 3. Buy APDTY 028218 Exhaust Manifold To Cylinder Head Leak Repair Clamp Fits Front Right or Rear Left On 4. Because of regulations, cat-back exhaust systems will keep the resonators intact or may even incorporate their own into the system. Oh well, as long as I'm not losing power due to this minimal exhaust leak, it's all good. 5 GM Diesel Trucks with V8-6. It looks miserable trying to figure out where its leaking from. And second, the carbon deposits clog the pores in the ceramic catalyst and block exhaust flow, increasing backpressure and causing heat and exhaust to back up into the engine compartment. When it fails, it will begin to leak. No action. how to remove battery chev duramax colorado, how to remove intercooler on 2016 gmc canyon diesel, installed exhaust chevy diesel colorado, low quality def warning chevrolet colorado, where is the block heater on my gmc canyon. Duramax Turbo Heat Shield Noise Dealer says it is the edge of the Turbo Heat Shield just slightly touching the engine that causes this. Exhaust leaks located beyond the catalytic converter may sound more like a hissing noise. I have a 2014 Duramax. it sounds like a lifter tap in a gas engine. Before you blame the converter, check for vacuum leaks, improper fuel mixture, and exhaust leaks at the manifold, header flange, cylinder head, etc. Increased exhaust flow means improved torque, horsepower and lower EGT's. 6L Duramax Diesel. com FREE DELIVERY possible on eligible purchases. All systems use factory mounting locations providing stability and hassle-free installation. • Exhaust leaks in the exhaust system may cause inaccurate gas temperature sensor or exhaust differential pressure values causing this DTC to set. I'm sticking with the trapped air diagnosis. Loud air duct blowing noise under mild acceleration. Budget Diesel Mods: LLY Duramax. Motor, trans, transfer case, wiring, ecm, ect. Before the exhaust gas reenters the intake at this temperature, it has to be cooled. Aggressive Sound:. How to Tell If Your Duramax Diesel Turbo Is Gone? by Richard Rowe Introduced in 2001 as a joint venture between GM and Isuzu, the Duramax V-8 was the General's bid to one-up Ford and Chrysler's newest generation of powerful and efficient diesels. Your exhaust also has a flex pipe to absorb movement between the engine and exhaust. Have had my 17 ED since Dec '17. the head gaskets have been know to leak on that year of duramax the sound of it i would get it checked by your. Borla Cat Back exhaust systems use engine-specific (not universal) mufflers that are designed, tested, and optimized specifically for a particular year/make/model vehicle. Cracked manifold or up pipe. On July 23, 2014, Chevrolet recalled 124,007 Chevrolet Silverado 2500 HD. 7-liter Cummins' exhaust manifold can shrink from excessive heat. This race down-pipe back is now completely 5" from the factory down-pipe to the tip. Leak-Free Seal: but maintain a smooth sound at idle. An exhaust leak or noisy exhaust, sometimes described as a rattle or rumble, most noticeable on a cold start may be found on some 2014-2017 Silverado 1500 and 2015-2017 Escalade, Suburban, Suburban 3500, Sierra, and Yukon models. A good solution is get an aftermarket manifold, like we did on Project Diesel Chase with BD Diesel Performance. Help With Those Troublesome EGR Valve Codes! Today I'd like to throw some thoughts out on how to check a car's EGR Valve and related EGR system components for proper operation. How to Tell If Your Duramax Diesel Turbo Is Gone? by Richard Rowe Introduced in 2001 as a joint venture between GM and Isuzu, the Duramax V-8 was the General's bid to one-up Ford and Chrysler's newest generation of powerful and efficient diesels. I don't see anything wrong with them from first look. I just love the sound of a small block Chevy so the first thing I did was put in a stainless steel system in. check engine light on? have you checked the basics? like for a vacumm leak? does it sound like a backfire through the intake or through the exhaust? 6. As far as a leakthe popping sound seems very minimal since the engine sound itself and lifter tick covers it up. This is a discussion on Cant stop exhaust leak within the General Help forums, part of the LSx Technical Help Section category; I cant stop my exhaust from leaking where the headers meet the y-pipe. But , the real reason why he won't do it is that that would require the removal of the Cat's. check to see if there is coolant in the engine oil. 42 thoughts on " What Causes a Turbo To Blow, Leak, or Burn Oil? Find Out HERE! " Dr. 5-10: Cat-Back Systems - Amazon. If you aren’t sure if it is the manifold gasket based on sound, you can look for a decrease in power and performance as well. tuning out exhaust hiss; go with 0%, not 10% If you wanna make the truck sound even louder, take out all of the pilot injection and increase your timing during. com is proud to present: turbokits. Reviews chevrolet homepage featured diesel duramax exhaust. This race exhaust system is constructed from precision, mandrel bent 4 aluminized steel tubing for maximum flow, increased horsepower, increased torque and lower EGTs. 3 Inch Turbo Downpipe for 11-15 GM 6. A new sound coming from your exhaust system should never be ignored. scale, a miserly 7. 5-'10) is virtually a mirror image of the LBZ ('06-'07) that preceded it. But under load at lower speeds and throttle positions, kind of sounds like when a big panel truck goes by under load and you hear that huge air rushing noise above the sound of the engine. Also stating the obvious, but baring any issue with the hose fitting or hose, sounds like coolant boiling but that would mean the pressure cap isn't blowing off excess pressure, and that the coolant didn't have a good mixture. The next-generation redesign offers more horsepower and torque than ever for easier, more confident hauling and trailering. They're only good to 22 psi. First thought is an exhaust leak. Exhaust leaks will not only increase the noise level of the exhaust system, but may also cause the surrounding metal to vibrate. Anyone have any info?. [Archive] How are the LML's holding up? LML. Unlike the galvanized steel fuel tanks of the past, the Duramax has a high density polyethylene fuel tank which makes it impossible for corrosion to cause leaks. 5-10 Chevy/GMC Duramax diesel. 8L/100km) highway on 2WD models — in an efficient package. the problem on my truck a 2002 8. The HSP LML Downpipe for your 2011-2015 GM 6. Got a ton of air pushing out around the v band on the downpipe at the turbo. Motor, trans, transfer case, wiring, ecm, ect. This exhaust system features 4" aluminized steel that is mandrel bent for maximum flow and includes dual 304 stainless steel tips that polished to a brilliant shine. 6L Duramax LB7, LLY, LBZ, LMM now at the Lowest Price & Free Shipping (714) 848-2170. I had a leak on my first Duramax's 5 inch exhaust at the down pipe but never a ticking like that. A 30" free-flowing straight-through designed muffler is used to produce a deep, powerful sound. Exhaust systems may also include a number of specialized components. I know that the stock manifolds are prone to leaking, cracking or warping. So I have an 06 duramax and have this ticking sound that just keeps gettin worse. In order to reintroduce exhaust gas into the intake of a diesel engine, the exhaust gas has to pass through what is known as an EGR cooler. Loud air duct blowing noise under mild acceleration. 3 up pipes are an effective permanent upgrade to completely cure the factory up pipe gasket leaks. Exhaust leak should be noticeable do to buildup of soot around affected area. Removing the exhaust resonators will just make the car sound worse and louder. 6L Duramax LB7, LLY, LBZ, LMM now at the Lowest Price & Free Shipping (714) 848-2170. A 30" free-flowing straight-through designed muffler is used to produce a deep, powerful sound. I can also smell exhaust gases in the cabin if i turn on the heat or AC while the truck is still cold. ATLAS exhaust systems utilize a 2-piece tailpipe design for a perfect fit by allowing adjustability at the tailpipe section. Re: Duramax LB7 Smokes at idle Ray, I had a 2002 GMC 2500HD with the Duramax and I had problems with the injectors that caused excessive smoking at idle. If you have a 2001-2004 Duramax 6. 6L (td) engine. It was hard for me to not get attached to "my" 2016 Chevrolet Colorado Z71 4x4 Duramax long-termer. Lastly, I should also mention that the sound seemed to get louder after adding the catback, which seems counter intuitive because one would think the louder exhaust would drown out some of the exhaust leak noise (if that's what it is) - I do not think the catback could have caused/increased the noise/leak because it doesn't go up that far - the. Replacement exhaust is a lower quality than. Exhaust leak. [Archive] How are the LML's holding up? LML. I've noticed when I first start up my truck and go down the road I hear like a ticking sound on the passenger side for about 1 minute, then once it heats up and it expands I don't hear it any more. Exhaust Systems, Cat-Back Exhaust Systems & Axle-Back Exhaust Systems for cars, trucks, diesel trucks, muscle cars, foreign cars and SUV's. 2008 Duramax 2500 LTZ Brand new wheels and 33 tires 10 ply. This L5P exhaust is expertly designed to fit perfectly without relocating the spare tire. Exhaust leak should be noticeable do to buildup of soot around affected area. Depending on which side of the turbo (exhaust or compressor) oil seal begins to leak, the symptoms are different. Before it was installed, i wanted them look at an exhaust leak i could hear near the engine compartment. 3" Down Pipe Chevy/ GMC 2004. Aggressive Sound:. The Next Innovation in Exhaust Performance. An up-pipe leak whistles (screams) like crazy, especially under load, as the pressure gets pretty high in there. 0L straight-six Duramax turbo-diesel engine. This exhaust is built from 4" mandrel-bent 409 stainless steel tubing and includes a muffler-delete pipe for optimum flow and a race-inspired, aggressive sound. CPP has the best selection of Performance Diesel Parts for your Dodge Cummins, Ford Powerstroke or Chevy Duramax. White smoke from exhaust that looks like thin wisp is the topic for today. I tried feeling all over around the injectors, exhaust, all clamps were re-snugged, etc. Front interior is LIKE NEW!. Are any of your manifolds CARB compliant? If I'm going to tear this beast apart to fix the leak then I would prefer swapping the manifold with a better unit that will pass the semi annual smog inspections. 5 magnaflow downpipe back DPF delete. May 30, 2014 — 10:55pm leak that collects on some part of the exhaust system and is heated into smoke as the exhaust system heats up. 3 Powerstroke diesel truck. We stock thousands of diesel exhausts from MBRP, Magnaflow, Diamond Eye, AFE Power and more!. Wow!! Local 1 Owner Trade Like New Condition!, Fully Optioned LTZ, 4×4, Duramax HD Crew Cab 2014 Silverado Crew Cab Z71 LTZ 4wd Duramax 6. I removed the heat shield and then took off the header. Increased exhaust flow means improved torque, horsepower and lower EGT's. The closer to the engine that the leak is the louder it may be. Bigger turbos will usually make leaks worse. The enlarged tips and deeper sound will let everyone on the strip know your Camaro has something special going on under the hood. 6L 2001-2004 LB7! seal at the bottom and top of the tube allowing leak paths. No leaks, No injector issues, ran great, shifted great. This exhaust system features 4” aluminized steel that is mandrel bent for maximum flow and includes dual 304 stainless steel tips that polished to a brilliant shine. Drove it 135 miles back to the shop no issues. Stainless steel runs throughout and much of it is double-walled. 4WD No leaks All new ball joints, bushings, control arms, new shocks, 4 lift. The new Ford 6. 7-liter Cummins' exhaust manifold can shrink from excessive heat.