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Engines & Engine Parts
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
Cylinder Head, Freedom Series Duramax, Cupless Injectors Bore, Driver side , 6.6L, LB7, Chevy, GMC, Each
Part Number: FLE-S0401
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arm, Replacement, Stamped Steel, Stud Mount, Dodge, Ram, 5.9L, 6.7L, Diesel, Pair
Part Number: FLE-S0424
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Freedom Series Duramax, Cupless Injectors Bore, Passenger side , 6.6L, LB7, Chevy, GMC, Each
Part Number: FLE-S0402
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
PLUG, 2011-2015 DURAMAX LML REAR ENGINE COVER COOLANT RETURN PLUG
Part Number: FLE-FPE-LML-CP
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Freedom Remanufactured Duramax, Passenger side, 6.6L, LML, Chevy, GMC, Each
Part Number: FLE-FPE6110004P
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Freedom Duramax, Driver side, 6.6L, LML, Chevy, GMC, Each
Part Number: FLE-FPE6110004D
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve Springs, Retainers, Single Springs, Chromoly Steel Retainers, Dodge, Ram, 5.9L, 6.7L, Kit
Part Number: FLE-FPE-34797
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arm Bridges,1998.5+ 24v 5.9L/6.7L Cummins Fleece Performance Cummins
Part Number: FLE-FPE-BRAB-C1
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Cylinder Head, 2004.5-2005 Factory LLY Duramax Cylinder Head (Passenger Side)
Part Number: FLE-FPE6110002P
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Coolant Plug Fasteners, Bolts, Internal Allen Head, 16mm and 18mm Allen Head Sizes, Dodge, Ram, 6.7L Cummins, Kit
Part Number: FLE-S0061
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, 2006-2010 Factory LBZ/LMM Duramax Cylinder Head (Passenger Side)
Part Number: FLE-FPE6110003P
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
CCV Tube Coupler, Billet Aluminum, Black Anodized, Ram, Cummins, Each
Part Number: FLE-S0494
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Rocker Arm Bridge, Billet Steel, 6.6L, Duramax, Chevy, GMC, Each
Part Number: FLE-FPE-BRAB-D1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Pushrods, Assembled, One-Piece, 3/8 in. Diameter, Stock Length, 0.135 in. Wall Thickness, Steel, Heat Treated, Cup/Ball Tip, Dodge, Ram, Set of 16
Part Number: FLE-S0355
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Fittings, Transmission Heat Exchanger Bypass Plug, Line Caps, Dodge, Diesel, Kit
Part Number: FLE-FPE-34382
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Fitting, Cylinder Head Thermostat Plug, Dodge, Ram, Diesel, Each
Part Number: FLE-S0550
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, 2004.5-2005 Factory LLY Duramax Cylinder Head (Driver Side)
Part Number: FLE-FPE6110002D
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Cylinder Head, 2006-2010 Factory LBZ/LMM Duramax Cylinder Head (Driver Side)
Part Number: FLE-FPE6110003D
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
6.7L Freedom Series Cummins Cylinder Head (Street HD)
Part Number: FLE-FPE6110007HD
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Oil Fill Cap Cover, Billet Aluminum, Black Anodized, Dodge, Ram, Each
Part Number: FLE-FPE-OC-CR-F
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Fan Pulley, Serpentine, Aluminum, Natural, Cummins, 5.9L, 6.7L, Dodge, RAM, Each
Part Number: FLE-FPE-34660-AL
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Cylinder Head, Freedom Series Duramax, Driver side , 6.6L, L5P, Chevy, GMC, Each
Part Number: FLE-S0555
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Oil Fill Cap Cover, Billet Aluminum, Red Anodized, Dodge, Ram, Each
Part Number: FLE-FPEOCCRFRED
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Oil Cap, Billet Aluminum, Fleece Performance Logo, Red, Chevy, GMC, 6.6L, Each
Part Number: FLE-FPEDMAXOCRED
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Idler Pulley, Upper Fan Idler Pulley, Electric Waterpump, Smooth, Aluminum, Black Finish Contrast Cut, Dodge, Ram, Cummins, Each
Part Number: FLE-S0347
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
