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For most customers a single 64mm VGT turbo is the best option for a turbo upgrade on a Duramax. 045-07 lly had restrictive turbo mouthpieces like to blow HGs and 06-075 were lbzs and llys the only difference was the tune between the two LBZ is the absolute best motor just didnt have mahle pistons like the true LLYs and LBZs cant really handle above 550-600hp.
Believe it or not a freer flowing turbo inlet manifold will keep coolant temps in check if youre fighting overheating issues with your LLY.
Best mods for lly duramax. Review of the Best Upgrades For LLY Duramax. Lets take a look at the reviews of the best. ARP Head studs are a must if you are running in excess of 45psi of boost on your Duramax Diesel.
Good insurance against head gasket failure. SB 75-5102 Cold Air Intake System 045-05 66L GM Duramax LLY SB-75-5102-Main 000 SB Filters 75-5102. Top 3 mods for your LLY Duramax.
Posted by Paul Wilson on Jan 11 2016 83000 AM Tweet. The LLY Duramax is a great truck from the factory for there are 3 modifications every owner should make. The LLY was manufactured 20045 and 2005.
There are a few 2006 models that are labeled as an LLY however they have all of the LBZ upgrades from the. Story By Mike McGlothlin. In terms of performance potential the LLY Duramax offers more of the same but it also brings with it a few advancements that separate it from the LB7.
First its injectors use a different design and are externally accessible not located under the valve covers. There are other custom tuning options out there. Do your own research to see which one is the best match for you.
The main take away here is that custom tuning should help your truck in just about every way. LB7 Duramax Single Best Upgrade for Every Cummins For LB7 models youll want to ditch the original fuel injectors in favor of Boschs updated units. Believe it or not a freer flowing turbo inlet manifold will keep coolant temps in check if youre fighting overheating issues with your LLY.
When it comes to bang for your buck the PPE Boost Valve is the best addition to your LB7 Duramax. It fools your wastegate into running about 10psi more boost than stock costs 35 and installs in 5-minutes. Need I say more.
PPE Boost Increase Valve 3859. Heres how we fixed our starving Duramax in three easy mods. Undue wear but also providing enough fuel for clean efficient power by relieving rail restrictions on all 20045-2010 Duramax LLYLBZLMM motors.
With some finagling we got a shot of the elusive unicorn of a bolt. Top Fuel Goes Diesel With A 2000-HP Truck. For most customers a single 64mm VGT turbo is the best option for a turbo upgrade on a Duramax.
The Stealth 64 from DuramaxTuner will flow enough air to support 620 horsepower at the rear wheels but without any of the sacrifices you get from a larger turbocharger. 20045-2005 LLY Best Mods for 2005 LLY. Jump to Latest Follow 1 - 2 of 2 Posts.
Joined Sep 28 2015 1 Posts. Discussion Starter 1 Dec 13 2015. I bought a 2005 LLY a few months ago and so far all the mods I have done have been purely cosemetic.
The Banks Derringer is another high quality L5P Duramax diesel tuner. The 2017-2019 Derringer tuner offers gains of 61 horsepower and 112 lb-ft of torque from its 6 different power levels. The 2020 L5P Duramax Derringer tuner offers gains of 81 horsepower and 144 lb-ft of torque.
The iDash 18 Supergauge is required and can be purchased as a complete kit. Watch this if you have an LLY Duramax. I would say that one of the most important engine upgrades you can do to your Duramax is that I would remove the stock.
High-Mileage Duramax DIY for Under 500 Adam Blattenberg 2016-06-05 Diesel Tech How-To Its understandable that with todays newer truck prices more owners are opting to hang onto their five- to 10-year-old trucks even when the mileage starts getting into the 200000 range. One of the best reliability mods for the LLY is upgrading to a larger and less restrictive turbo inlet. Fuel Pressure Relief Valve The fuel rail on the 66L Duramax injects fuel at nearly 23000-26000psi of pressure.
01-045 lb7 had injector issues alot were replaced under warranty put the warranty to 200k. 045-07 lly had restrictive turbo mouthpieces like to blow HGs and 06-075 were lbzs and llys the only difference was the tune between the two LBZ is the absolute best motor just didnt have mahle pistons like the true LLYs and LBZs cant really handle above 550-600hp. The LML and LMM have DPF.