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Warning: This product can expose you to chemicals that are known to the State of California to cause cancer. For more information, visit www.P65warnings.ca.gov.
Fleece Performance has built a reputation as one of the premier truck builders in the industry and strives to keep pushing the limits even higher. The Fleece Performance Engineering team is equipped with all the tools required to develop and test new products, from turbochargers to injection pumps to electronic controllers. From the first brainstorm to the finished product, quality, innovation, and customer satisfaction are the focus.
Duramax Tuner
It’s still a direct drop-in, bolt-on stock appearing replacement but with features, you won’t find anywhere else. The G2 improves power, towing potential and overall performance through...
Wehrli Fab
3 1/2" Turbo Intake Horn for 2001-2004 LB7 Duramax with factory style IHI Turbo. Great Upgrade for Factory Charger offering Quicker Spool up!
Deviant Race Parts
Factory LB7 mouthpieces are necked down and restrict flow to the turbo. DRP's Intake Elbow eliminates the restriction by increasing the diameter to a full 3". Our Mustang Chassis Dyno has verified a...
Fleece Performance Products
TufShafts are a direct replacement upgrade shafts for any 2001- 2010 GM 2500-3500 with a 9.25” AAM front axle. They are designed to eliminate the stock passenger side split axle shaft that is prone...
Fleece Performance Products
The Fleece Performance Tap Shifter allows you to shift your 2001- 2005 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily...
Wehrli Fab
3 1/2" Turbo Intake Horn for 2001-2004 LB7 Duramax with factory style IHI Turbo. Great Upgrade for Factory Charger offering Quicker Spool up!
Deviant Race Parts
Factory LB7 mouthpieces are necked down and restrict flow to the turbo. DRP's Intake Elbow eliminates the restriction by increasing the diameter to a full 3". Our Mustang Chassis Dyno has verified a...
Wehrli Fab
2001-2004 LB7 Duramax 4" high flow Intake Kit and 3 1/2" Intake Horn for factory turbo.
Wehrli Fab
The LB7 3" Y-Bridge is an upgraded high flow intake bridge for the 2001-2004.5 LB7 Duramax. The OEM LB7 Y-bridge measure’s only 2 3/8” ID, our fabricated bridge is 3" and we use an HD...
PPEI
The PPEI EFILive DSP5 AutoCal Tuning is a very popular option for someone who is looking to be able to switch between five (5) custom tunes on the fly. When creating custom calibrations PPEI takes...
Industrial Injection
Duramax LB7 Industrial Injection Stock Long Block 2001-2004 lb7 Duramax Stock Engine DURAMAX CRATE ENGINES -Performance Pistons-Keyed Crankshaft &...
