Hi, I have had my ATS for about 6 months now.. The LFX engine is 20lbs lighter than the LLT, 11hp and 5lb-ft. of torque more than the LLT at the top end. For 2012, GM has replaced the LLT V-6 with the LFX. From a mechanical standpoint, AFM was much simpler to design on engines utilizing in-block camshafts (OHV V6 and V8s). The car has 1,604 actual miles on it today. Often times under h, Trying to wring the ponies outta this sluggish POS Was tired of my motorcycle having more HP than my car! And I only use top tier premium fuel. It comes in rwd. That's plenty fast to smoke an unsuspecting SS at the stoplight. We suggest that you fit motorsport suspension and lower the car by 25mm - 44 mm. You must log in or register to reply here. Outstanding job. Overkill tuning with HP Tuners - each kit comes with an HP Tuner suite and custom tuning support for yourself or the installation/tuning shop of your choice. So we've put together this how-to guide which goes over what we feel are the primary areas you should tune and outline which modifications we feel are the best. yeah the 2014-2015 is very limited. The Buick LaCrosse are fantastic to work on and with the best uprated parts like ECU maps, turbo upgrades, and camshafts you will noticeably enhance your driving experience. 12-15 LFX 3.6 v6; Intake; Engine; 16-21 LGX 3.6 v6; Intake; Engine; 13+ LTG 2.0t i4 . Join our forum today and benefit from over 300,000 posts on tuning Improving the handling for many people first priority in your LaCrosse tuning project. i've read with the 3.6 it makes a huge difference (i know it did with my 3.5), however gas mileage may suffer as you'd imagine. You bet. You should ideally match your power band to your typical driving style so for a car driven daily stick with a shorter duration LaCrosse camshaft. Maybe this is an option if you still have some warranty left but otherwise the cost of adding the oil supply kit is not worth the benefit. On the LFX engine the water pump is known to go out around the 80,000-100,000 mile range. Overheating can toast head gaskets, internals, etc. If you find small amounts of coolant leaks around the engine then the water pump is likely on its way out, but not completely gone yet. A failed gasket will not only leak oil but will also leak air and engine pressure which can result in various performance related issues. Custom remote tune + tuning tool package.Revhigh has worked together with Vaitrix Australia to unleash a series of tuning upgrades to suit mild to wild peformance. Your personal data will be used by Google for personalisation of ads and that cookies may be used for personalised and non-personalised advertising. The following symptoms may point to Chevy LFX timing cover gasket problems: While it is possible to crack a timing chain cover, most of the issues with the LFX arise from gasket failure. Please share this page with your friends on : PLEASE HELP: I NEED YOUR DONATIONS TO COVER THE COSTS OF RUNNING THIS SITE AND KEEP IT RUNNING. Track day insurance cover Wish there were more toys f, This did a great job with my Cruze it's not sluggish anymore transmission shifts great big Improvement for this car. The internal components of a water pump are subject to high pressures. 2.5 L LHN (Hybrid gasoline/electric) (North America). Typicalstage 3 modsoften include:Adding or upgradingforced induction(turbo/supercharger),Internal engine upgrades(pistons/head/valves),Sports gearbox,Engine balancing, Competition cam. The LGX and LGZ engines are basically identical, with the exception that the LGX was designed with car applications in mind and the LGZ is designed for the 2017+ mid size truck (Chevrolet Colorado and GMC Canyon). The LLT and LFX engines also used dual-stage injection used during cold starts to get catalytic converters up to operating temperature more quickly. Welcome to Just Commodores, a site specifically designed for all people who share the same passion as yourself. A forum community dedicated to Chevy Impala owners and enthusiasts. No drips, no skips. It may not display this or other websites correctly. Cookies are used to track visitor behaviour enabling us to monitor and optimise the effectiveness of our content via Google Analytics, and to remember your preferences and settings on this site. Were at the beginning stages of two really exciting builds; Weve teamed up with V8 Roadsters to produce the first two V6-powered Catfish! Because alloys are lighter they improve performance and they will help to cool the brake disks. It is part of GM's third-generation high-feature V6. This project is in the sitting in the corner stage. but he is the only one i know of that offers a custom tune (plus he re-tunes for free if you add mods later). I intend to be as diligent as I can in keeping it well-maintained, and I think the every-5k-miles recommendation for oil changes is probably sensible. Diesel Remaps you load one tune for the motor first then the trans tune after following the same process. The LGW has a bore of 86mm (making it almost a squared displacement), and the LGX/LGZ has a bore of 95mm. Support for your other aftermarket modifications including our intake system, aftermarket exhaust systems, our 80mm throttle body, JacFab intake spacer and more. Adding larger brake discs and better high performance brake pads will make for dramatically enhanced braking. While we recommend still changing the oil every 5,000 miles, you can alternatively keep an extra quart or two of oil in your trunk and top it off every few thousand miles. The point is Mercedes M157 AMG engine is, Read More The 5 Most Common Mercedes M157 AMG Engine ProblemsContinue, Interior modifications are extremely important to most car enthusiasts, as thats where you spend most of your time. Password: Homepage: . Revhigh's maps are the best dollar-per-horsepower modification one can make to the Holden engines. Horsepower and torque numbers quoted by GM's press releases seem to confirm this, with the LGZ bringing in slightly higher torque at 1000-1300 RPM lower than the LGX at a slightly cost of high RPM horsepower. Also, changes to the variable valve timing (VVT) system were implemented to allow for a wider range of control over valve timing. some people have said trifecta is seen by the shops although some say it cannot be seen by the shops (if a shop sees the computer tune was altered they may void your warranty). In this article we examine LaCrosse tuning and provide tips on the optimum modifications for your car. Induction Kits This system is a bolt on installation with no permanent modifications to your vehicle and 100% reversible. . However, the most important purpose of the cover is to help lubricate the timing chain with engine oil. My turbos are rear mounted. You keep the thermostat housing and water pump spout for the upper rad hose. An 8 cylinder version (HFV8?) The LLT and LFX engines both had a high pressure fuel pump that was mounted on the end of the cylinder head and driven by the exhaust camshaft. The tensioner is responsible for keeping the proper amount of tension in the chain so that it does not become loose and jump gears. The lack of lubrication can also cause the timing chain guides to wear down and need to be replaced too. would indeed to be a force to be reckoned with. It is the shape and material more than the bore size. Tips for N54 Tuning The 2.0 is different enough that a name change is warranted. So perhaps the real question should be "ah man, why did you waste all that extra money on the V-8?" The platform ensured the new model was lighter than the previous model. While GM says service intervals in the 8,000-12,000 mile range are acceptable, we recommend changing the oil more frequently than that especially if you dont drive that many miles yearly. While both share the same basic architecture and displacement, the LFX boats revised cylinder heads, intake manifold, camshafts, connecting. The Miata test mule that houses the first LFX swap (and all the V8 Roadster goodies) actually LOST 35lbs over a stock Miata when the swap was finished. It produces an astounding 518-577hp, depending on the model and AMG Performance Package. The appeal of an SUV is undeniable. Symptoms of LLT and LFX timing chain problems include: When a timing chain fails, it throws the engines timing out of whack. GM does have an oil supply kit that will keep the cam phasers and timing chain adequately lubricated, but it requires about 15 hours of labor to install. It's HIGHLY suggested to purchase an AEM 30-0334 air/fuel gauge if you'll be tuning exclusively with Overkill through email. Be sure to keep up with our latest YouTube content and subscribe. Made to order Part Number: LFX-IM Choose Options Inlet size 72mm (for stock or Vmax ported throttle bodies) 80mm (Inlet ported to match Overkill 80mm TB kit) Quantity Add to Cart Write a Review Email a friend Description Customer Reviews Fitment Installation Instructions It isn't exactly a free mod, but for $5, it's pretty close. Tuning the Buick LaCrosse and best LaCrosse performance parts. Racer-X- Registered Magoo2012 Cadillac CTS Luxury, Opulent Blue, plus many more, see signature. "Ah man, why didn't you get the V-8?" I would have never thought about the stainless steel scourers, Steve, you're a genius haha. Headers are not an option on the LFX and I do know Tracy is or has been working on the TB which I've been hearing is coming soon. If oil levels are properly maintained, the LFX engine shouldnt have any problem reaching the 200k mile mark. If you have an account, sign in now to post with your account. You cannot paste images directly. You keep the coolant temp sensor from the LLT. There were also a number of small changes that were made to the frame, and the LFX engine was the catalyst for the changes. Im 63. The LaCrosse engines are fantastic to work on and thankfully there are quite a few choices of modifications and performance parts about. When oil runs low on these engines, the cam phasers are the first component to be deprived of oil. Particularly a twin-turbo version, TRIFECTA High Feature V6 Engineering Team. Cadillac LF3 and LF4 Your link has been automatically embedded. After test driving it for a while now, and taking it back to the mechanic today to give my review and . So altering your LaCrosse camshaft will make a difference to the engine torque. Catch can system - separates oil vapors in the PCV system, set up to ensure proper operation while in boost, helps keep oil residue out of the supercharger system and intercooler. To do this mod, simply unhook the black plastic fitting from the barb by pushing aside the release tab, grab the base of the barb firmly with a plyers or vice grips, twist to break seal and pull straight up taking care not to break the plastic cam cover. For a manual transmissioned car, I wouldn't put a tune very high on my list. Virtually everything. A frequent misconception is that the best setup would be a non-adjustable suspension system that lowers the vehicle by 50mm purchased from a franchised component shop. This design allows a turbocharger to be directly bolted to the cylinder head, reducing the overall size footprint, reducing parts count and cost, and improving turbocharger response (reducing so-called turbo lag). I've posted a lot about possible mods elsewhere on the site, since I also own a Camaro I have good experience modding the V6. Watch these pages and our Facebook feed for more pictures and information about this swap. A real stage one mod is a stand-alone mod, but there is nothing stopping you from adding more to your car, and we strongly advise you to do so because the power gains are exponentiallycumulative. I also did a 3.23 to a 3.73 differential swap out from the same coupe to my sedan. While they are known to fail as early as 30,000 miles on the affected 2007-2012 models, they should last closer to 150,000 miles on later model years without these issues. Even with 16 or 17-inch wheels and conventional suspension, lowering the vehicle may create a slew of issues. first you pay him, then he sends the controller with instructions on how to upload your stock files to him (i think i emailed them to him compressed perhaps, it's in the instructions). Hey everyone the purpose of this thread is to make it easy for everyone with a LFX engine to come here and find everything they can buy for their LFX Camaro, so far from what i read, available performance upgrades are limited but we're able to get a Cold Air Inductions CAI, Hurst STS, headers are unavailable, a V-MAX Black Ice-olator (not sure), supposedly a ported throttle body is in the works, and MACE is working on cam's for the LLT and once they have that on lock they said they'll start working on cam for the LFX, with the LFX motor being so new and different the market has yet to be touched. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. This means that you cannot "install" headers on an LFX engine. So for example, you can build a turbo car and then decide you want to swap to LFX with minimal changes. Outside of problems that can be caused by running low on oil, the LFX doesnt have any catastrophic engine problems and has proven to be reliable. directional tread pattern tires work well on LaCrosse, and make a big difference over budget tires. Like one of the other revi. Other changes include a dual-stage oil pump (similar to the Gen V V8 engines), redesigned oil pan for improved noise abatement, and simplified chain-based cam drive systems, to increase service life and also reduce noise. No amount of boltons will get a 3.6 70hp without boost. Sign up now!!! The Laminator LX and a air flow mod for the 12-15 LFX v6 engine, similar to a ported intake manifold. The new V6 LFX engine from GM is cheap and readily available. No leaks, squeeks, or hard starting. 3.6-liter direct-injection VVT V6 engine (LGX 310hp / 282 lb-ft), with stop-start and cylinder deactivation. Ill be posting soon about the Catfish 2.0, which is the frame changes we made in order to fit the LFX. Love it and very happy with the tune. No worries, we have an exclusive offer for you - Fallout 4 Mods. ), Alloy wheels. A sports catalyst pretty much removes this restriction, thanks to its larger size and surface area, and will effectively raise the performance to levels you would expect without having a catalyst installed. You'll get your Overkill tunes but it doesn't stop there. The East Coast version will start out as a Naked Cat, and will be an in-house build by V8 Roasters in Tampa, Florida. A tune and bolt-on push the M157 engine to even more impressive numbers. Typicalstage 2 modsoften include:fuel pump upgrades, high flow fuel injector,Ported and polished head, Power/Sportclutch,Fast road cam. We are proud to introduce the Laminator FX to . LFX injectors are E85 capable and are too big. Additionally, gasket or seal leaks cause pressure drops within the system again requiring the water pump to have to overwork itself. Getting a fast road cam will come into their own at higher RPM power so are more suited to petrol engines, than diesel ones. It is garage kept and still smells new inside. While both share the same basic architecture and displacement, the LFX boats revised cylinder heads, intake manifold, camshafts, connecting rods, and throttle-body. Headers, high flow/no cats/ exhaust, intake, tune and cams might get you 40hp for about $3-4000. Speed Limiter Removal, Engine park rev limiter raised, An Autocal handheld tuning device, with software on a USB drive, Overkill E85 Flex Fuel performance tuning in each tune (if you have an E85 Flex Fuel ready vehicle), Tuning support for datalogging and custom revisions, Tuning support for new mods as you add them, for as long as you own the vehicle. Most cars will see peak power increases through performance camshafts on most engines. Mods: Roto-Fab Intake, WW Res. A few of the most common GM LFX engine problems include: In the rest of this article we examine these four LFX problems in-depth. In addition to the below models, the LFX was also used in various Holden models in Australia such as the Caprice and Commodore. As timing chain metal temps increase the chains stretch and can jump teeth on the gears. This means that theres no need to build a hood bump or cutout. The E39 (left) was the first Delphi-based controller to be capable of driving both DI engines and turbocharged engines. A dealership is probably going to quote you near $1,000 for a water pump replacement on the LFX. 's at the dragstrip, knock down 30 mpg, and cost almost $10,000 less than their LS3-powered brethren. They arent all common issues in the sense they affect a large percent of engines. But performance, it is the same as the 2012-2013, LFX engine. You can post now and register later. Engine weights and trim levels, and even alloy rims will affect the handling and require different suspension setups. In 2015, the E92 was also used in the then-new Chevrolet Colorado and GMC Canyon with the LFX engine, and in 2016, the E92 was chosen to drive the new LF4 engine debuting in the 2016 Cadillac ATS-V. We consider the deployment of AFM on a DOHC engine, like the Gen IV HFV6 to be an engineering feat. V8 Roadsters has everything else youll need to turn your Catfish into a V6 menace. Please drive sensibly we do not endorse reckless driving. Also, efficiency improvements in the cooling system allow GM to use a coolant pump that uses 50% less power to turn, leading to improved economy. Your email address will not be published. Fast road camshafts commonly boost the performance across the rpm range, you might lose a little low-end bhp but the higher rpm power will be higher. Other engines are much easier. On most factory exhausts you'll find the flow rate is ok even on modest power gains, but when you start pushing up the power levels you will need to get a better flowing exhaust. Front Cover Oil Leaks (Timing Chain Cover), Timing Chain Failure (mostly LLT engines), Losing 1 quart of oil every 2,000 miles or more, Engine overheating (water pump has already failed), Oil leaking from timing cover (block/cover have noticeable oil on them), Low engine oil light or excess oil consumption. Typicalstage 1 modsoften include:Lighter flywheel,Suspension upgrade(drop 25mm - 44 mm. The best LaCrosse tuning mods on an engine are obviously the ones that give the best value for money. The weight in the transmission is centered in the turret (small end) which helps with mass centralization. It is also a lightweight all aluminum engine built in Romulus Michigan. You should look to replace your exhaust if the existing exhaust is actually causing a flow problem. Modified Car insurance How about the mustang ecoboost? Rarer and older models may only have polyurethane versions of the main bushes available as aftermarket bushing kits, however the majority of recent models have a complete set of suspension bushes for all parts of your suspension mounts. They are the primary system responsible for keeping engine temperatures within spec. If you want to know more, or just get some friendly advice on Tuning your LaCrosse engine please join us in our friendly forum where you can discuss LaCrosse tuning options in more detail with our LaCrosse owners. In 2015, the E92 was also used in the then-new Chevrolet Colorado and GMC Canyon with the LFX engine, and in 2016, the E92 was chosen to drive the new LF4 engine debuting in the 2016 Cadillac ATS-V.