Fleece Performance Brand

403 products
Fleece Performance Engineering is a leading manufacturer of aftermarket diesel performance products. With a reputation for innovation, quality, and service, our products push the limits of diesel performance technology. Products such as the Cheetah line of Turbochargers, the TapShifter, and the TurboBrake have established Fleece Performance as an industry innovator.
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FLEECE PERFORMANCE | 2004.5-2005 GM LLY DURAMAX HIGH PRESSURE INJECTION LINE -
$100.00
$100.00
Replacement high pressure fuel lines from Fleece Performance.  These are a direct replacement for your cracked, broken, or leaking injector lines. NOTE: The fit cylinders #4 & #5, only ONE l...
FLEECE PERFORMANCE | 2004.5-2005 GM LLY DURAMAX HIGH PRESSURE INJECTION LINE -
$100.00
$100.00
Replacement high pressure fuel lines from Fleece Performance.  These are a direct replacement for your cracked, broken, or leaking injector lines. NOTE: The fit cylinders #3 & #6, only ONE l...
FLEECE PERFORMANCE | 2004.5-2005 GM LLY DURAMAX HIGH PRESSURE INJECTION LINE -
$100.00
$100.00
Replacement high pressure fuel lines from Fleece Performance.  These are a direct replacement for your cracked, broken, or leaking injector lines. NOTE: The fit cylinders #2 & #7, only ONE l...
FLEECE PERFORMANCE | 2004.5-2005 GM LLY DURAMAX HIGH PRESSURE INJECTION LINE -
$100.00
$100.00
Replacement high pressure fuel lines from Fleece Performance.  These are a direct replacement for your cracked, broken, or leaking injector lines. NOTE: The fit cylinders #1 & #8, only ONE l...
FLEECE PERFORMANCE | 2004.5-2005 GM LLY DURAMAX HIGH PRESSURE INJECTION LINE KIT Fleece | 2004.5-2005 GM LLY Duramax High Pressure Injection Line Kit
$693.00
$693.00
Replacement high pressure fuel lines from Fleece Performance.  These are a direct replacement for your cracked, broken, or leaking injector lines. This kit includes a complete set of 8 lines.   ...
FLEECE PERFORMANCE | 2017-2022 GM L5P DURAMAX MAP SENSOR SPACER WITH BOOST REFERENCE PORT Fleece | 2017-2022 GM L5P Duramax Map Sensor Spacer With Boost Reference Port
$98.00
$98.00
All new Fleece Performance MAP sensor spacer with boost reference port for the L5P Duramax.    Problem: Because of the direct placement of the MAP sensor into the intake air stream from the fact...