GMC SIERRA 2500 HD Fleece Performance Parts and Accessories

Wire Connectors, Oil Level/Multi-use Sensor Pigtail, 6 in., 2-pin, Female Connector, Black, White Wires, Duramax, Chevy, GMC, Each

Part Number: FLE-S0481

Not Yet Reviewed

Estimated Ship Date: Today

Fluid Cooler Lines, Transmission Cooler Line, Replacement, Medium Line, Rubber, Black, Transmission to Radiator, Chevy, GMC, 6.6L, LB7, LMM, Each

Part Number: FLE-S0513

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

• Drop Ship
• Special Order

Fluid Cooler Lines, Transmission Cooler Line, Replacement, Short Line, Rubber, Black, Cooler to Radiator, Chevy, GMC, 6.6L, LBZ, LMM, Each

Part Number: FLE-S0515

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Drop Ship
• Special Order

Wiring Harnesses, Replacement, Fuel Rail Pressure Harness, 3-wire, Sleeved, Black, Pre-Terminiated, OEM Connectors, Chevy, GMC, 6.6L, Duramax, Each

Part Number: FLE-S0532

Not Yet Reviewed

Estimated Ship Date: Today

LLY Duramax High Pressure Injection Line (#2 and #7)

Part Number: FLE-FPE-FL-LLY27

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

• Drop Ship
• Special Order

LB7 high pressure injection line (#4 and #5)

Part Number: FLE-FPE-FL-LB745

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Drop Ship
• Special Order

Air Intake Components, Secondary Map Sensor Spacer, Chevrolet, GMC, 6.6L, L5P, Duramax, Diesel, Kit

Part Number: FLE-S0573

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

• Drop Ship
• Special Order

Wiring Pigtail, MAF Sensor, 5-pin, Female, Chevy, GMC, Each

Part Number: FLE-S0581

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

• Drop Ship
• Special Order

Wiring Pigtail, Turbo Vane Position Sensor Connector, Chevy, GMC, Each

Part Number: FLE-S0445

Not Yet Reviewed

Estimated Ship Date: Today

Fuel Pump Component, Feed Hose, for CP3 Conversion, Chevy, GMC, Each

Part Number: FLE-FPELMLHSFEED

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Special Order

O-rings, Replacement, Oil Cooler Adapter O-rings, Rubber, Square Cut, Chevy, GMC, Pair

Part Number: FLE-S0516

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Drop Ship
• Special Order

Cylinder Head, 2006-2010 Factory LBZ/LMM Duramax Cylinder Head (Driver Side)

Part Number: FLE-FPE6110003D

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Wiring Pigtail, Turbo Vane Position Sensor Connector, Chevy, GMC, Each

Part Number: FLE-S0446

Not Yet Reviewed

Estimated Ship Date: Today

LLY Duramax High Pressure Injection Line Kit

Part Number: FLE-S0464

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Axle Shafts, Direct Fit, Fleece Performance, TufShafts, GM Front, Direct Fit Replacement, AAM 9.25 in. Front Axle, Chevy, GMC 2500, 3500, HD, Pair

Part Number: FLE-FPETUFSHAFTS

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

LLY Duramax High Pressure Injection Line (#1 and #8)

Part Number: FLE-FPE-FL-LLY18

Not Yet Reviewed

Estimated Ship Date: Today

Tie Rod Sleeves, Reinforcement, Stainless Steel, Natural, Chevy, GMC, Pair

Part Number: FLE-S0060

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

LBZ/LMM Duramax High Pressure Injection Line Kit

Part Number: FLE-S0459

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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 23, 2026 if ordered today

• Special Order

LLY Duramax High Pressure Injection Line (#3 and #6)

Part Number: FLE-FPE-FL-LLY36

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Drop Ship
• Special Order

LB7 high pressure injection line (#2 and #7)

Part Number: FLE-FPE-FL-LB727

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Drop Ship
• Special Order

Plug Fitting, Thermostat Delete Plug, Internal Allen Head, Male Threads, Aluminum, Black Anodized, Each

Part Number: FLE-S0025

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Special Order

PLUG, 2004.5-2010 DURAMAX BILLET TURBO RESONATOR DELETE PLUG (LLY/LBZ/LMM)

Part Number: FLE-FPERES04510

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Special Order

LBZ/LMM Duramax High Pressure Injection Line (#3 and #6)

Part Number: FLE-S0462

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

• Drop Ship
• Special Order

Fuel Pump Component, Return Hose, for CP3 Conversion, Chevy, GMC, Each

Part Number: FLE-FPELMLHSRTRN

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

• Special Order