It's an age-old question. The hopped-up Mk3 sported a bespoke engine, drivetrain, and suspension, but never made it to the public. I'm definitely hearing a "fluttering" noise that increases and decreases for a couple cycles as the pressure is released. Learn more about our writers on our about us page. MK7 Golf R 2.0T EA888 Gen 3 IHI 6/6 Blade Billet Compressor Wheel & 8 Blade Turbine Wheel 45.2 mm Inducer / 58.0 mm Exducer - Compressor 47.4 mm Inducer / 54.7 mm Exducer - Turbine - - - Garret GTX2860, GTX2863 & GTX2867R 11 Blade Billet Compressor Wheel & 9 Blade Turbine Wheel 45.7 mm Inducer / 60.0 mm Exducer - GTX2860 Compressor Absolute roast of dave backed by facts. Start here! I have no reason to believe my factory fitted part was underperforming. I haven't seen any evidence to suggest this amount of surge will destroy the turbo, plenty of these cars do it, and I haven't heard of turbo . I think adding fans would be a lot of effort for little gain. I had the chance to do some back roads driving today and noticed that in 4th gear at above ~3k RPM at WOT (or at least hard acceleration) I hear what I am not sure is compressor surge. Although they share the same fundamental look, a limited number of parts, and utilize similar concepts, the EA888 Gen 3 of the Mk7 GTI features many distinct differences from the Gen 1 and Gen 2 variants. High temperature, Mar-M alloy . The new wheel . Motor Verso runs display advertisements and advertorials on our content. /r/GolfGTI is a place for GTI enthusiasts to discuss and share information related to the best car that can be had for less than $30K. So 148 lb ft + 180 means torque to 148 lb ft, and then use a ratchet to rotate the bolt an additional 180 degrees ( a rotation). EQT Compressor Surge Advice | My Golf Mk7 GTI EQT Compressor Surge Advice August 26, 2022 Background: Recently a question was posed by someone asking about a fluttering sound they were hearing from their GTI and if the sound was something to be concerned about. hbspt.cta._relativeUrls=true;hbspt.cta.load(3867393, '95a320c9-3296-4e09-83b0-65ae33cb818e', {"useNewLoader":"true","region":"na1"}); The Mk7 GTI is equipped with an evolution of the 2.0t turbocharged Volkswagen TSI EA888 generation of engines. Umax_33 5 yr. ago I picked up an intake off of ECS for about $300 and am more than happy with it. Released in 2014 then updated in 2017, the Mk7 GTI followed the rather good Mk6 and incredibly good Mk5 (the less said about the Golf Mk3 and Mk4 the better). Scan this QR code to download the app now. Various stages of tuning give you various levels of power. Please note that because of a redesign to the rear bumper in the 2018 MK7.5 GTI or Golf cat-backs and turbo-backs will not cross over from earlier 2015-2017 MK7 GTI or Golf. Required fields are marked *. I also have dsg so maybe it's downshifting so I've never noticed that sound, I'll pay more attention on way home, use the paddles and load up a higher gear but I've never noticed that noise, but anyway I'll report back anything interesting. Estimating the ideal case exit air temperature requires knowing inlet and exit pressures, and the specific heat of the air at the inlet and exit temperatures. Performance intake systems, intercoolers, downpipes, and exhaust systems are available from numerous companies. Engine coolant. If you're looking to upgrade your Mk6 GLI brakes, look no further. I can confirm the DV spacer does not cause surge. Ford FG FGX Falcon Turbo Stage 2 Intercooler Kit Bundle. Checking the rear discs for a vented disc is another clear giveaway. A diverter valve relieves the intake system of any high pressurised air when the throttle is released by diverting the air back to the low pressurised side of the turbo. synthetic oil service with high-quality oil and filter regularly, Replacing the smaller IS20 GTI turbocharger with the larger IS38 turbocharger from the Mk7 Golf R, Oil service with an approved synthetic oil and high-quality oil filter every 5,000 miles, The Definitive Guide To Mk6 Volkswagen Jetta GLI Brakes, 2023 FCP Euro Winter Kit Sale: Our Experts' Favorite Kits, Mk6 Jetta GLI vs Mk7 GTI: Top 5 Reasons To Choose The GLI Over The GTI, 4 Used German Cars That Sell For More Than They Should, Standing Alone: The VW Golf A59 Prototype, DIY Versus Dealership: How Much You Can Save On A VW GTI Brake Job. For an idea of how much this temperature changes between these two locations the chart below shows the compressor outlet temperature for an IS38+ turbocharger. Find many great new & used options and get the best deals for GENUINE VW GOLF Mk7 GTI GTD HANDBOOK OWNERS MANUAL WALLET 2012-2017 PACK U-776 at the best online prices at eBay! It can be avoided. Learn how much you can save on a Volkswagen GTI. Complicated ..and cramped space though. The air scoop for the Mk7 GTI has been sold for approximately two years by multiple sellers without any before and after performance data that I could find being published to substantiate the claims. If the Vortex is an efficient turbocharger, based on the IAT data presented here, this is no different from an IS38 turbocharger. Aftermarket sway bars will help reduce this. Turbine. There is insufficient information provided to inform a consumer of how credible this conclusion is. 2015+ Volkswagen MK7 Golf GTI Audi A3 8V TT MK3 3.5 Downpipe (VW MK7.5 GTI 2.0T 1.8T) Rated 0 out of 5 $ 1,099.00 $ 799.90. And weve sent inspection samples to FrankenTurbos biggest dealers as well. The temperature at the intake air temperature (IAT) sensor is shown by the red line. The diverter can now be split ready to be upgraded. The conclusion that the turbocharger is operating efficiently under the shown boost condition, according to EQT, is based on the Intake Air Temperature. Additional back pressure was added to the turbocharger compressor until the boundary on the compressor map was crossed therefore entering surge. With it being an IAT why would you locate it at or near a heat source? My assessment is that it is little to none. Check spark plugs at 40,000 miles, then every 20,000 until replaced, replace as needed. This is especially useful if you want to tune back to stock or change hard parts that require a re-tune of the ECU, without having to pay labor to a shop. I have a question about a noise I am hearing when accelerating in my car. Free shipping for many products! The MK7 GTI has two mounts, an Engine mount and Transmission mount. The turbocharger will draw in what it is capable of, limited by the point where it encounters compressor surge, which is affected by the engine. The turbocharger will continue feeding pressurised air towards the throttle body which can ultimately result in the air getting stuck and forcing its way backwards up to the turbocharger causing an issue called compressor surge or stall. . Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The boost curve shown below is for the IS38+ turbocharger being used for comparison: Initially, the boost pressure is 28 psi, then after 5000 rpm gradually tapers down to just below 26 psi after 6500 rpm. Show here, the CTS Turbo 60 Durometer MQB Engine Mount fits the MK7 GTI and Golf as well as the 8V A3 and S3. Heres a good example of the change of loading on the turbocharger bearing system during compressor surge. This Neuspeed Front Mount Intercooler for the MK7 GTI is for vehicles with secondary air injection. I don't know for sure because no VW engineer or tuning company has ever made the concrete statement that the ECU knows when surge is likely and pulses the DV to reduce surge, but I notice this on my UM tuned car. An air intake scoop for improving engine and/or turbocharger performance is available for the Mk7 GTI. Modded Euros 2010 Volkswagen CC Vinyl Wrap Project, Unitronic Turbo-Back Exhaust made for the MK7 GTI fits 2015-2017 models, South Bend Stage 3 Endurance Clutch Kit with Flywheel for the MK7 GTI and Golf R, GFB DV+ Diverter Valve fits most 2.0T FSI and TSI, Neuspeed 6-Piston 340mm Big Brake Kit for the 2015+ S3, 2016+ TTS, and the MK7 Golf R and GTI, ADV1 Wheels: Rolling Out Performance Wheels, Enhancing Performance: Turbochargers in Audi, BMW, and Volkswagen Vehicles, BMW N54 vs N55 Engines: A Comprehensive Comparison, Understanding Automotive Wheel Offset and the Role of Spacers, What is a Brake Master Cylinder and How to Tell if its Failing, Understanding Oxygen Sensors in your Euro: How to Identify Failing Ones. Has anyone tried moving the IAT to a location not affected by the surroundings and only reads the actual air temp? There are almost too many to list, but some of the better brands include 034Motorsport, Unitronic, APR, AWE Tuning, Racingline Performance, Miltek Sport, and Integrated Engineering. How to replace your cabin filter in the MK7 Golf/GTI This is a pretty easy thing to do, you just need to know where to look. Diverter Valve: A Diverter valve is there to protect your turbo from compressor surge. Anybody have any suggestions? But as with most OEM parts, there are better versions available. An ignition coil/coil pack turns the vehicle battery's voltage into a spark that will ignite the engine's fuel to cause combustion. I heard they were prone to get stuck. He also used to write under the pen-name of Alex Rogan for magazines like Eurotuner, Performance VW, Total 911, and European Car. Much quicker throttle response and boost onset, Intake air temperature drops faster when the turbocharger needs air. United Motorsport also offers alternative fuel tunes and kits such as E85 and flex-fuel, allowing for higher power gains than standard gasoline tunes. Determine if the air scoop performs as advertised. This increased braking performance when using your GTI for HPDEs (High Performance Driving Events). I think I was tuned in April, I was told some time ago that there was an update but it hasn't been convenient for me to get back to the tuner to reflash and I'm having no issues. Gti mk7 compressor surge - YouTube 0:00 / 0:13 Gti mk7 compressor surge 4,032 views Jul 24, 2015 Fml Dislike Share Chris McG 4 subscribers Comments 5 Add a comment. The Mk7 GTI Performance Pack brake (GTI PP) models are easy to spot by the "GTI" logo emblazoned on the front brake caliper anti-rattle clip. See Garretts explanations above. Note: Some models may be superseded or dropped. seems like it barely gets any air into the intake side and the only way to get more air is to either block of the passenger side and reroute all the air over to the intake or keep both open so the engine bay can get some wind to cool down from heat soak(im guessing) and the intake can get some too. Everything is uprated: the rotor shaft, the compressor wheel stem, the journal bearings, the thrust bearing. Claims for what this part will do include: . Of the three engine codes found in the Mk7 GTI in the USA, the CXCA is typically found in 2015-2016 year models, CXCB is found in 2016-2018, while DKFA is 2019+. Using a blowoff valve, the aurgment there is that the blow off valve helps reduce the thrust loading that occurs during surge when air is basically backed up and goes back out through the compressor cover and that can be quite desctructive. A much stronger rotating assembly will not break. | Powered by Astra WordPress Theme, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), product description page for their Vortex Turbocharger, Fact Check - YouTuber Claims about Intake Testing, Wastegate First Adaptation of Charge Pressure Actuator - P2563, Fact Check YouTuber Claims about Intake Testing, Open vs Closed Intake Turbo Outlet Air Temperature. so technically speaking the amount of air the turbo can suck in is the max ur engine can handle so it doesnt matter about the amount of air you give into the intake? I am here to help you with your car questions. I've been lurking here since I purchased a used GTI mk 7. I came across this bit of information being presented by Equilibrium Tuning on the product description page for their Vortex Turbocharger. Nathan has been working in the VW and Audi performance aftermarket for nearly two decades, and dabbled with Porsche and BMW. I love reading your research its super informative! Shuenk IS38+ Turbocharger for the Mk7 GTI OEM+ | My Golf Mk7 GTI Shuenk IS38+ Turbocharger June 8, 2019 Shuenk's IS38+ turbocharger is described as being an OEM+ turbo that will deliver better reliability than the stock Golf R IS38 turbocharger with a modest increase in performance and at a value price. Depending on your budget and how far you want to take your GTI, power output can be pushed to nearly 400 horsepower without any internal engine changes, or even more if youre willing to upgrade the internals. Stock brake lines are made out of rubber and can flex when being used hard giving the pedal a squishy feeling. You must log in or register to reply here. If you plan on keeping your GTI beyond 80,000 miles, moving to a 5,000-mile oil service interval is the single most important thing you can do to keep your GTI running strong and without issue. the one way the air is coming in is through the passenger side which is blowing right on to the manifold. Intercooler/Front Mount Intercooler (FMIC): if your factory intercooler cannot properly dissipate the heat something called heat soaking happens. This is a great way to lower your car without breaking the bank or making your car too low. Not only does the IS38 bolt onto the stock engine, but it also allows you to reuse any other bolt-on upgrades such as the intake and downpipe, meaning you dont need to repurchase any expensive components to make it work. We designed our own compressor wheel with an improved "trim" so it can better grip the air it takes in. A Diverter valve is there to protect your turbo from compressor surge. Interestingly I knew to see if this guy had tested these. The MK7.5 pulses the DV different than the MK7 and coupled with the added boost it can't see, yeah might add to the choo choo effect. If you are interested in upgrading to either go faster, sit lower or sound better, this guide will give you some general direction. It uses a Revision C (06H145710C) variant of the diverter valve which is less susceptible to failures or leaks. The angled part sells for between $55-$70. When you are on the throttle the valve is designed to be closed at all times and therefore on-throttle surge is not caused by a bypass valve. One year warranty . If they do I'll be sure to let y'all know what they say. We also tackled another known flaw with the OEM turbo: compressor surge. Compressor surge full throttle example 34,517 views Jan 21, 2016 120 Dislike Share Save PhoB J 442 subscribers Real compressor surge at acceleration example. The 2015-2018 Volkswagen MK7 GTI is a sporty hatch. Love it. In these situations, the turbo has been working away to force all this air into the engine, then suddenly, the throttle closes and the air has nowhere to go. Note: The EQT data may have been recorded on a cooler day, or the engine components may have been cooler, versus the readings I made. The property can be related to the air temperatures entering and exiting the compressor, although for the ideal case the exit temperature must be calculated since the ideal case will never exist in the real world. Should get zero with the spacer as you really haven't changed anything related to the DV. Ya know the oem one is really good, vw changed their design a few years back, so the oem one may not be as bad as ya think. It is commonly an issue with the tune. https://log.tunezilla.com/assets/log/589175/image/3EhGDZPrg6celkgIEJJE7jyh. Replacing the DV is a good maintenance and performance item, it will ensure that your car will hold boost without any issues once you add more power. On the Mk7 GTI and Golf R there is an air-to-air intercooler located between the turbocharger compressor outlet and the intake manifold, where the intake air temperature reading is made. I used to have an 96 Z28 that would run horribly when heat soaked. I believe that's the DV actually working. Not 100% sure about the "version", but I believe I got the non-adjustable file. Any other color is the wrong kind of coolant and could create problems. Which could be "normal" I guess. Recently a question was posed by someone asking about a fluttering sound they were hearing from their GTI and if the sound was something to be concerned about. Also if anyone has any other suggestions to increase turbo noise. This eliminates the need for added fueling to keep exhaust gas temperatures in check, which reduces fuel consumption. The most important preventative maintenance on the Mk7 GTI is to perform a synthetic oil service with high-quality oil and filter regularly. Fit the parts from the GFB kit making sure to use the shortened spring that goes inside the solenoid. It is really just supposed to read air temp. People have complained about apr tunes having compressor surge, but that was a while ago, it seems like their newest tune revisions solved most of people's issues/concerns. There is a good bit of open space under the hood and above the grill, enough for air to fit through. How does this data compare with an IS38 turbocharger that is factory equipment on a Golf R? The product is available from established vendors as well as less formal sales channels. - YouTube pull on third gear from 2500rpm to 5000.Mod :JB4 map 2IE intakeCTS turbo turbo inlet pipeECS tuning turbo muffler delete pull on third gear from. whats your opinion on doing the intake runner flaps delete vs getting an aftermarket intake manifold for our 7s? The engine block is thinner, as thin as 0.12 in some places, and lighter, while the engine produces more power and uses less fuel than previous direct-injected Volkswagen 2.0 turbocharged gas engines. You are. Ensure the bolts do not fall when removing them. I suspect VCDS does not sample fast enough to show the pressure fluctuations. i can really only hear the spacer at wot or with my windows down. Replacing the smaller IS20 GTI turbocharger with the larger IS38 turbocharger from the Mk7 Golf R is one of the most popular and easiest ways to increase power with OEM-like reliability. That sound we all love, is the blades of your compressor cutting through the air that's being forced back into it. For a better experience, please enable JavaScript in your browser before proceeding. Where do you start? I am here to help you with your car questions. - Modifying your Golf R MK7 - VWROC - VW R Owners Club Turbo flutter / compressor surge during acceleration. Fluid: High temperature brake fluid for a higher boiling point. The Gen 3 TSI engine also features an integrated water-cooled exhaust manifold that aids in bringing the engine up to operating temperature more quickly and cools under full load. I dont know much about what aftermarket intake manifolds do for this engine. I went to start the car after it was sitting over 5 hours and all of the sudden oil temps were a little over 200, coolant temps were at the same. Provided to inform a consumer of how credible this conclusion is onset, air... I & # x27 ; ve been lurking here since i purchased used. Turbocharger, based on the turbocharger needs air Equilibrium tuning on the MK7 GTI, every! Code to download the app now versions available that would run horribly when heat soaked - VWROC - VW Owners! - Modifying your Golf R i am here to help you with your car questions %! Air temp not properly dissipate the heat something called heat soaking happens intake scoop improving! 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The public, allowing for higher power gains than standard gasoline tunes IAT data presented here, is... Purchased a used GTI mk 7 under the hood and above the grill, enough for air to through... Interestingly i knew to see if this guy had tested these kits such as E85 and flex-fuel, allowing higher. Stage 2 Intercooler Kit Bundle additional back pressure was added to the DV really have n't changed anything to! 2015-2018 Volkswagen MK7 GTI is for vehicles with secondary air injection an intake.