Availability
2004 GMC SIERRA 2500 HD Parts and Accessories
Showing In Stock Items. Show All 1002 Items.
Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, Aluminum Heads, Each
Part Number: HPE-HP93
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, Hummer, Each w/Oil cooler
Part Number: SUM-380533
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Eaton Detroit Truetrac, 30-Spline, AAM, 11.5 in., 14-Bolt, Each
Part Number: ETN-915A568
Estimated Ship Date: Today
Estimated Ship Date: Today
Battery, Dry Cell, 12 V, Deep Cycle/Starting, 850 Cold Cranking Amps, Top/Side Posts, 34/78 Group, Each
Part Number: ODY-3478PC1500DT
Cannot be shipped Internationally
Cannot be shipped Internationally
Running Boards, PowerSteps, Aluminum, Black Anodized, Chevy, GMC, Kit
Part Number: MPA-75113-01A
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, PLM Series Exhaust Systems, Downpipe Back, No Muffler, Steel, Passenger Side Exit, Aluminized, 6.6L Duramax, Chevy, Kit
Part Number: MBR-S6005PLM
Estimated Ship Date: Today
Estimated Ship Date: Today
Brake Rotors/Pads, Drilled/Slotted, Iron, Zinc Dichromate Plated, Rear, Chevy, GMC, Kit
Part Number: PWR-K2041-36
Estimated Ship Date: Today
Estimated Ship Date: Today
Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Transmission Cooler, Chevy, GMC, Truck, Models with Engine Oil Cooler, Each
Part Number: RAD-GMT569A
Estimated Ship Date: Today
Estimated Ship Date: Today
Brake Rotors/Pads, Drilled/Slotted, Iron, Zinc Dichromate Plated, Front, Chevy, GMC, Kit
Part Number: PWR-K2071-36
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube One-Piece, 1 5/8 in. Primaries, Round Port, 3 in. Collectors, 2 1/2 in. Reducers, Steel, Natural, Cadillac, Chevrolet, GMC, Pair
Part Number: HED-69720
Estimated Ship Date: Today
Estimated Ship Date: Today
Battery, Dry Cell, 12 V, Deep Cycle/Starting, 850 Cold Cranking Amps, Side Post, 78 Group, Each
Part Number: ODY-78-PC1500
Cannot be shipped Internationally
Cannot be shipped Internationally
Radiator, Aluminum, 3-Row, Polished, Crossflow, Chevy, GMC, Each
Part Number: FBR-FB288
Estimated Ship Date: Today
Estimated Ship Date: Today
Turbocharger, 63mm, FWM, Cheetah Turbo, Chevy, GMC, 6.6L, Each
Part Number: FLE-FPEVNT63STRE
Estimated Ship Date: Today
Estimated Ship Date: Today
Step Bars, Stainless Steel, Polished, Round, 3 in. Diameter, Crew Cab, Chevy, GMC, Pair
Part Number: SUM-710101-SS
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Force II, Cat-Back, Steel, Aluminized, Polished Tip, Chevy, GMC, Pickup, 6.0, 8.1L
Part Number: FLO-17328
Estimated Ship Date: Today
Estimated Ship Date: Today
Step Bars, Stainless Steel, Polished, Round, 3 in. Diameter, Extended Cab, Chevy, GMC, Pair
Part Number: SUM-710102-SS
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Performance Series, Downpipe Back, Steel, Passenger Side Exit, Aluminized, 6.6L Duramax, Chevy, Kit
Part Number: MBR-S6005P
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, American Thunder, Cat-back, Single, Stainless, Side Exit, Chevy, GMC, 6.0L LS, 8.1L, Kit
Part Number: FLO-817328
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, SLM Series Exhaust Systems, Downpipe Back, 409 Stainless Steel, Passenger Side Exit, Natural Finish, 6.6L Duramax, Chevy, Kit
Part Number: MBR-S6005SLM
Estimated Ship Date: Today
Estimated Ship Date: Today
Intermediate Pipe, Exhaust, Stainless Steel, Aluminized, 4.00 in. O.D., Chevy, GMC, 6.6L Diesel, Each
Part Number: MBR-GMAL401
Estimated Ship Date: Today
Estimated Ship Date: Today
Tonneau Cover, Soft Roll-Up, Vinyl, Black, Above the Bed Rails, 6 1/2 Ft, Bed, 99-2014, Chevy, GMC,2500-3500, Each
Part Number: SUM-484817
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LB7, Each
Part Number: PPE-110100101
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.56 and Higher Ratios, Each
Part Number: ETN-915A547
Estimated Ship Date: Today
Estimated Ship Date: Today
Crate Engine, Remanufactured, Long Block, Assembled, GM, 6.0L, 4WD, Each
Part Number: VRE-VCTF4WD
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
ATK High Performance Chevy LQ4 6.0L 460 HP Long Block Crate Engines HP93
Estimated Ship Date: Today
STP BMP 99-07 SILVER/SIERRA Partslink # GM1103122 OE # 12496085
Part Number: SHI-901-800
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster