Diesel Performance
Shop diesel performance parts at Offroad Unlimited. Find tuners, fuel systems, injectors & upgrades from top brands for Power Stroke, Cummins & Duramax.
-
Fleece Performance billet aluminum fan drive pulley in bare aluminum finish for the 2003-2012 Cummins equipped RAM. Our pulley is a direct replacement for OE part number 4930580 and has an outside diameter of 6.965".This Part Fits: Year Make Model Submodel 2003,2005-2010 Dodge Ram...Regular price $85.99 USDRegular priceUnit price per
Sale price $85.99 USD -
Fleece Performance billet aluminum fan drive pulley in black anodized finish for the 2013-2018 Cummins equipped RAM. Our pulley is a direct replacement for OE part number 5295226 and has an outside diameter of 6.965".This Part Fits: Year Make Model Submodel 2013-2018 Ram 2500...Regular price $91.99 USDRegular priceUnit price per
Sale price $91.99 USD -
Fleece Performance billet aluminum fan drive pulley in bare aluminum finish for the 2013-2018 Cummins equipped RAM. Our pulley is a direct replacement for OE part number 5295226 and has an outside diameter of 6.329".This Part Fits: Year Make Model Submodel 2013-2018 Ram 2500...Regular price $85.99 USDRegular priceUnit price per
Sale price $85.99 USD -
Fleece Performance 03-18 Dodge 2500/3500 Cummins Upper Fan Pulley Idler (Black Contrast)Regular price $113.99 USDRegular priceUnit price per
Sale price $113.99 USD -
2001-2004 LB7 Injection Lines complete set of 8- Over time LB7 Injection lines corrode and break, they are a leading cause of contamination when changing the Injectors. So if you are changing your injectors, or have a line failure we've got you covered with...Regular price $379.99 USDRegular priceUnit price per
Sale price $379.99 USD -
Fleece Performance 03-07 Dodge 2500/3500 Cummins 5.9L Dual Pump Bracket & Mounting HardwareThis Part Fits: Year Make Model Submodel 2003,2005-2007 Dodge Ram 2500 Laramie 2003-2007 Dodge Ram 2500 SLT 2006-2007 Dodge Ram 2500 Sport 2003-2007 Dodge Ram 2500 ST 2006-2007 Dodge Ram 2500 TRX4...Regular price $94.99 USDRegular priceUnit price per
Sale price $94.99 USD -
Fleece Performance Universal M22x1.5 to -10AN Male/Male AluminumRegular price $12.99 USDRegular priceUnit price per
Sale price $12.99 USD -
Universal fit, preformed 5/8" ID hose with 90 degree ends. Create clean routings and installations with this preformed coolant hose. See graphic for detailed dimensions.Regular price $24.99 USDRegular priceUnit price per
Sale price $24.99 USD -
The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp! The LML when delivered from the factory relies on vacuum...Regular price $799.99 USDRegular priceUnit price per
Sale price $799.99 USD -
The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp! The LML when delivered from the factory relies on vacuum...Regular price $799.99 USDRegular priceUnit price per
Sale price $799.99 USD -
The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp! FEATURES Direct OEM In-Tank Replacement: The PowerFlo Lift Pump retains...Regular price $799.99 USDRegular priceUnit price per
Sale price $799.99 USD -
The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp! FEATURES Direct OEM In-Tank Replacement: The PowerFlo Lift Pump retains...Regular price $799.99 USDRegular priceUnit price per
Sale price $799.99 USD -
The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp! FEATURES Direct OEM In-Tank Replacement: The PowerFlo Lift Pump retains...Regular price $799.99 USDRegular priceUnit price per
Sale price $799.99 USD -
Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connectRegular price $10.99 USDRegular priceUnit price per
Sale price $10.99 USD -
Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connectRegular price $14.99 USDRegular priceUnit price per
Sale price $14.99 USD -
Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connectRegular price $14.99 USDRegular priceUnit price per
Sale price $14.99 USD -
Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connectRegular price $15.99 USDRegular priceUnit price per
Sale price $15.99 USD -
Our Fleece Performance adapter harness allows the early (2007.5-2012) Dodge 6.7L to run the updated turbo actuator that is used on 2013 and up VGT Turbochargers. Replacement for Cummins P/N 5347703.This Part Fits: Year Make Model Submodel 2007-2010 Dodge Ram 2500 Laramie 2007-2010 Dodge...Regular price $44.99 USDRegular priceUnit price per
Sale price $44.99 USD -
Heat exchanger bypass kit for use when installing a coolant bypass kit or needing to bypass the factory heat exchanger mounted on the driver's side of the engine. Includes 2 caps for the heat exchanger lines and M16 O-ring plug the engine block.Regular price $13.99 USDRegular priceUnit price per
Sale price $13.99 USD -
Fleece Performance Dodge Cummins Dual Pump Idler Pulley Spacer and Bolt (For use w/ FPE-34022)This Part Fits: Year Make Model Submodel 2003,2005-2010 Dodge Ram 2500 Laramie 2003-2010 Dodge Ram 2500 SLT 2006-2007 Dodge Ram 2500 Sport 2003-2010 Dodge Ram 2500 ST 2008-2010 Dodge Ram...Regular price $48.99 USDRegular priceUnit price per
Sale price $48.99 USD -
Universal preformed 5/8" hose with 90 degree ends and T-fitting (1" ID on the T). Create clean routings and installations with this preformed coolant hose. See graphic for hose lengths.Regular price $32.99 USDRegular priceUnit price per
Sale price $32.99 USD -
Universal preformed 5/8" hose with 90 degree ends and T-fitting. Create clean routings and installations with this preformed coolant hose.Regular price $28.99 USDRegular priceUnit price per
Sale price $28.99 USD -
Fleece Performance Universal Billet Aluminum Adapter Fitting -10AN Male to 1.325in O-Ring BoreRegular price $33.99 USDRegular priceUnit price per
Sale price $33.99 USD -
Fleece Performance Dodge Cummins Dual Pump Spoke Pulley (For Use w/ FPE Dual Pump Bracket) RedThis Part Fits: Year Make Model Submodel 2003,2005-2010 Dodge Ram 2500 Laramie 2003-2010 Dodge Ram 2500 SLT 2006-2007 Dodge Ram 2500 Sport 2003-2010 Dodge Ram 2500 ST 2008-2010 Dodge...Regular price $219.99 USDRegular priceUnit price per
Sale price $219.99 USD