2004 GMC SIERRA 2500 HD Parts & Accessories

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2118 GM 10.5 in. (14-bolt) 3.73 Gears

Ring and Pinion Gears,Yukon Gear & Axle 10.5" GM 14 Bolt, 3.73 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: YGA-10518

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2124 GM 10.5 in. (14-bolt) 5.38 Gears

Ring and Pinion Gears,Yukon Gear & Axle 10.5" GM 14 Bolt, 5.38 Ratio Thick Rear Ring & Pinion GearInstall Kit Package,

Part Number: YGA-10524

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

VEGE Remanufactured Cylinder Heads 2CX6

Cyl Head, CHEV 04-05 6.6 DISEL HEAD

Part Number: VRE-2CX6

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Dee Zee Transfer Tanks DZ92747X

AUX/LIQ/TRNS TANK 92 GAL L-SHAPED 46.75 IN.

Part Number: DZZ-DZ92747X

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

McLeod RXT Street Twin Clutch Kits 6405504M

Clutch Kit, RXT, Billet Steel Flywheel, 0 Balance, Chevy, LS-X, 6 Bolt Crank, 168 Tooth 1-1/8 x 10, Kit

Part Number: MCL-6405504M

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

VEGE Remanufactured Cylinder Heads 2CFM

Cylinder Head, Remanufactured, Assembled, Aluminum, Natural, Chevy, Duramax Diesel, V8, Each

Part Number: VRE-2CFM

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Dorman Driveshafts 946-086

Rear Driveshaft

Part Number: RNB-946-086

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Dorman Driveshafts 976-290

Driveshaft, Balanced, Assembled, Rear, Steel, Length 89.250 in., Diameter 3.500 in., Chevrolet, GMC, Each

Part Number: RNB-976-290

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Access LoMax Stance Hard Covers G4020069

Tonneau Cover, LoMax Stance, Hard Tri-Fold, Aluminum, Black Diamond Mist Finish, 6 1/2 ft. Bed, Chevy, GMC, Each

Part Number: AGI-G4020069

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

NOS EFI Nitrous Plate Systems for GM LS2 05169NOS

Nitrous Oxide System, EFI, Wet, 100-150 hp, 10 lb. Bottle, Blue, Chevy, 6.0L, Kit

Part Number: NOS-05169NOS

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

NOS Diesel Nitrous Kits 02521BNOS

Nitrous Oxide System, Diesel, 15 lb. Bottle, 150 HP, Dry, Black, Universal, Kit

Part Number: NOS-02521BNOS

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Nitrous Express 4-Bolt Plate Nitrous Systems for GM LS Engine 20933-15

Nitrous Express 4-Bolt Plate Nitrous Systems for GM LS Engine 20933-15

Nitrous Oxide System, 4-Bolt Throttle Body, 102mm Plate, Wet, +400 hp, 15 lb. Bottle, Chevy, LS, Kit

Part Number: NEX-20933-15

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

FTI Performance Torque Converters SRLS46082

9.5IN 4L80E/4L85E BILLET LOCK-UP STREET RACER SERIES - LS - 3600 HARD HIT STALL

Part Number: FTI-SRLS46082

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Retrax IX Tonneau Covers 30402

Tonneau Cover, IX, Retractable, Manual, Polycarbonate, Black, 6.50 ft. Truck Bed Length, Chevy, GMC, Each

Part Number: RTX-30402

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

FTI Performance Torque Converters SRLS43380

CONVERTER

Part Number: FTI-SRLS43380

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Call to Order

FTI Performance SRL Series Billet Lockup 3,800 Stall Torque Converter SRLT47082

GM TORQUE CONVERTER, 4L80E, 4L85E, LT MOTOR, 3800 STALL HARD HIT

Part Number: FTI-SRLT47082

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

FTI Performance Torque Converters SRLT46082

9.5IN 4L80E/4L85E BILLET LOCK-UP STREET RACER SERIES - LT - 3600 HARD HIT STALL

Part Number: FTI-SRLT46082

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Snow Performance Water/Methanol Injection Systems SNO-530-BRD-T

Diesel Water-Meth Kit, Diesel Stage 3 Boost CoolerKit Chevy/GMC LBZ/LLY/LMM/LML/L5P Duramax (Stainless Steel Braided Line, 4AN Fittings)

Part Number: SNO-530-BRD-T

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

South Bend Clutch Stage 2 Daily Driver Clutch Kits SDM0105-CBK

Clutch Kit, Stage 2 Daily Driver, Single, 1.375 in. - 10-spline, Ceramic Disc, Pressure Plate, Flywheel, Chevy, GMC, 6.6L Diesel, Kit

Part Number: SBB-SDM0105CBK

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

aFe Control Sway-A-Way Coilover Shocks 501-5600-04

Coilover Shocks and Struts, Sway-A-Way 2.5 Front Coilover Kit GM Silverado/Sierra HD 01-10

Part Number: AFE-501-5600-04

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

PowerStop Z36 Truck and Tow Brake Upgrade Kits with Calipers for 2004 SIERRA 2500 HD, SILVERADO 2500 HD - KC4423-36

Brake Rotors, Pads, Red Calipers, Drilled/Slotted Rotors, Truck and Tow Pads, Front/Rear, Chevy, Kit

Part Number: PWR-KC4423-36

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Rough Country M1 Suspension Lift Kits for 2001-2010 SIERRA 2500 HD, SILVERADO 2500 HD - 29740

Suspension Leveling & Lift Kits, Lift Kit, M1 Series, Knuckle, Leaf Spring Block, 6.00 in. Front, 6.00 in. Rear, Chevy, GMC, Kit

Part Number: ROU-29740

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Enginetech Remanufactured Crank Kits 129250

Engine Crankshaft Kit 01-05 CHV/GMC 6.6L

Part Number: EGN-129250

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-249 GM 9.25 IFS/11.5 in. 4.56 Gears

Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-249

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-248 GM 9.25 IFS/11.5 in. 4.10 Gears

Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-248

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

2004 GMC SIERRA 2500 HD Parts and Accessories