WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design...

WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design...

WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design...

WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design...

WCFab 2006-2007 GM LBZ 6.6L Duramax Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design...

Fits 2001-2015 Allison Equipped GM Trucks Control your torque converter from the palm of your hand with the AlliLocker™ from Fleece Performance Engineering. The AlliLocker™ is 100% code free* when used on the track and allows you to bypass the TCM to lock/unlock the...

Fix your leaking transmission lines with these heavy duty, high flow, flexible transmission lines. This kit comes complete with everything needed to get the job done right the first time. Kit Contents: Transmission Lines (6) 7/8"-14 O-ring to -10AN fittings (2) Large OD washers...

LBZ/LMM Duramax High Pressure Injection Line (Number 3 and Number 6). Replacement high pressure fuel lines from Fleece Performance. These are a direct replacement for your cracked, broken, or leaking injector lines. Application Notes: Replaces GM Part Number 98006524 2006-2010 Chevrolet Silverado 2500 2006-2010...

LBZ/LMM Duramax High Pressure Injection Line (Number 2 and Number 7). Replacement high pressure fuel lines from Fleece Performance. These are a direct replacement for your cracked, broken, or leaking injector lines. Application Notes: Replaces GM Part Number 98006527 2006-2010 Chevrolet Silverado 2500 2006-2010...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2006-2010 LBZ/LMM Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2006-2010 LBZ/LMM Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The 3.5" High Flow Intercooler Outlet Elbow for 2006-2010 LBZ/LMM Duramax replaces the factory plastic piece pipe with a high flow, 14 ga. aluminum fabricated 3.5" pipe. This part uses a CNC machined flange with a double o-ring seal, comes supplied with a new...

Replace the fragile plastic OEM fittings on the top of your 2004.5-2010 LLY/LBZ/LMM Duramax engine which are prone to damage with these high quality, black anodized, CNC machined billet aluminum fittings from WCFab. Crankcase Vent (PCV) Fitting Kit Billet 04.5-10 Duramax LLY/LBZ/LMM Black Features:...

The Duramax VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 04.5-10 Duramax diesels. It comes with a Fleece Performance 63mm FMW compressor wheel and 66mm high flow turbine wheel. This drop-in replacement turbo is guaranteed to enhance your driving experience. You'll enjoy the...

2011-2016 LML Duramax Turbo Installation Kit for S300/S400 Kit Contents: x1 Universal Turbo Drain Nipple (7/8 inch) with Integrared Sealing O-ring x1 2011-2016 Duramax Lower Turbo Drain Tube (LML) x1 8 inch 0.870 4 Ply Silicone Hose (Duramax Drain Hose on LB7, turbo intstall...

The 63mm FMW Duramax VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 2011-2016 Duramax diesels. It comes with a Fleece Performance Engineered 63mm FMW compressor wheel and high flow Cheetah turbine wheel. This drop-in replacement turbo is guaranteed to enhance your driving experience....

Problem: The factory turbo oil feed used on 2001-2016 Duramax's is supplied off of the #4 cam journal bearing, which can be restrictive, or even result in an oil blockage if the bearing slips. Solution: Fleece Performance's remote oil feed line allows you to...

Make turbo installations easier and ensure good oil supply to your turbocharger with our remote oil feed line! Problem: The factory turbo oil feed used on the 2001-2016 Duramax's is supplied off of the number 4 cam journal bearing, which can be restrictive, or...

For use on 2004.5-2016 Duramax VGT Style Turbochargers.? Heat Blanket Turbo VGT fits LLY/LBZ/LMM/LML Duramax Features: Easy to install blanket keeps heat inside the turbo housing? Decreases under hood temperatures? Internally rated to over 2500?F direct heat? Durable high temperature exterior shell material? Stainless...

Building on the popularity of the Stealth 64 in the LB7, the Stealth 64 VVT project has taken a stock appearing LBZ/LLY/LMM turbocharger and overhauled it to meet the demands of the Duramaxtuner team. The stock LBZ/LLY/LMM turbocharger runs out of air at about...