2004 GMC SIERRA 2500 HD Parts and Accessories

Spark Plug Wires, Extreme 9000 Ceramic, Spiral Core, 8mm, Black, Black Ceramic 180 Degree Boots, GM, 4.8, 5.3, 6.0L, Set

Part Number: ACC-9059CK

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Gear Lube, Transmission Fluid and Gear Oil, 75W85, Synthetic, 1 qt., Each

Part Number: RED-50504

4.74 out of 5 stars ( 23 )

Cannot be shipped Internationally if shipped by air

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Power Steering Pump, High Performance, High-Flow, 1600 psi, Black Reservoir, Non-Hydroboost, Chevrolet, GMC, Each

Part Number: PFN-SP1403

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

Part Number: HAY-10-030

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Exhaust Gaskets, Header, Graphite, 1.875 in. Port, 0.125 in. Thick, Chevy, LS, Pair

Part Number: RFL-2008

4.63 out of 5 stars ( 38 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Axle Lubricant, Synthetic, 75W90, 32 oz., Each

Part Number: ADO-10-4016

5.0 out of 5 stars ( 18 )

Cannot be shipped Internationally if shipped by air

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Shocks and Struts, Street Performance Shocks, Lowered Ride Height, 5.00-7.00 in. Lowered Range, Twin-tube, Gas-charged, Rear, Chevrolet, GMC, Each

Part Number: BEL-2210FF

4.9 out of 5 stars ( 30 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Shock, 5100 Series, Monotube, Rear, Chevy, GMC, 4WD, Each

Part Number: BSN-24-186742

4.93 out of 5 stars ( 68 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Transmission Fluid Dipsticks, Midnight Series Flexible Braided Stainless, Firewall Mount, Case Entry, Black Tube, Black Handle, Chevy, 4L80E, Each

Part Number: LOK-XTD34L80FM36

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Battery, Yellow Top, 12 V, Deep Cycle, Starting, 650 Cold Cranking Amps, Top/Side Post, BCI Group D75/25, Each

Part Number: ULT-9042-218

4.93 out of 5 stars ( 30 )

Cannot be shipped Internationally if shipped by air

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Radiator, Aluminum, 3-Row, Polished, Crossflow, Chevy, GMC, Each

Part Number: FBR-FB288

3.08 out of 5 stars ( 13 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Ignition Coils, Coil Pack, D580 Style, Epoxy, Square, Black, LS-style, Cadillac, Chevy, GMC, Pontiac, Set of 8

Part Number: SUM-850502-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Flexplate, OE Replacement, 168-Tooth, 14.00 in. Diameter, Internal Balance, Steel, Chevy, LS, 4L80E/TH350/TH400, Each

Part Number: ADO-19260102

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Computer Programmer, BDX, Chevy, Dodge, Ford, Jeep, Ram, Toyota, Each

Part Number: BLY-40470

3.5 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Harmonic Balancer Bolt, Steel, Flanged Hex, Coarse Thread, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12557840

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Rod Bearings, XP-Series, Tri-Metal, .010 in. Crankshaft Undersize, Narrowed, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN010

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Fuel Pump, In-Tank, OE Style, Electric, 12 V, with Sending Unit, Chevy, GMC, Truck, Each

Part Number: ADO-MU1417

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Flywheel, 168-tooth, Cast Iron, Chevy, 4.8L, 5.3L, 6.0L, GEN III/IV LS, or LS Swap Each

Part Number: SUM-700092

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Shocks and Struts, Fox 2.0 Adventure Series Shocks, Stock/Lifted Ride Height, 0.00 - 6.00 in. Lifted Amount Range, Rear, Chevy, Dodge, GMC, Ram, Each

Part Number: BDX-FOX98450759

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Step Bars, Stainless Steel, Polished, Round, 3 in. Diameter, Extended Cab, Chevy, GMC, Pair

Part Number: SUM-710102-SS

4.5 out of 5 stars ( 24 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Fuel Injectors, 700 cc/min., 67 lb/hr., Chevy, Small Block LS, Set of 8

Part Number: DWK-16ULS07008

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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• $20 Summit Bucks on $200 spent*

Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Gear Lube, 80W90, Limited Slip Additive, 3 qt., Each

Part Number: YGA-15003

4.95 out of 5 stars ( 22 )

Cannot be shipped Internationally if shipped by air

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Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Red, 12" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867830R

4.75 out of 5 stars ( 44 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Rod Bearings, A-Series, Bi Metal, Standard Size, Chevy, Small Block, Set of 8

Part Number: SLP-8-2555A

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air