Summit Racing SpeedCard - learn how to get 10% back up to $100

Summit Racing SpeedCard - learn how to get 10% back up to $100

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2003 CHEVROLET SILVERADO-2500-HD Parts and Accessories

Individual Parts

Results 26 - 50 of 430

On-Board Vehicle Air Compressor, WirelessAir, Wireless Compressor Control, Compressor, Manifold, Control for 2 Air Bags, Kit

Part Number: AIR-74000

1.0 out of 5 stars ( 1 )

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Roll Bar, Truck Bed Mount, Steel, Black Powdercoated, Chevy, Dodge, Ford, GMC, Ram, Toyota, Kit

Part Number: GRH-9009560SSB

4.0 out of 5 stars ( 1 )

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Alternators and Generators, Elite Series Billet Alternators, 12 V, 370 amps, Black Anodized, Serpentine, Buick, Cadillac, Chevy, GMC, Hummer, Each

Part Number: MEH-B8206370B

5.0 out of 5 stars ( 2 )

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AirDog II-5G, DF-100-5G 2001-2010 Chevy Duramax

Part Number: PAD-A7SPBC259

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Radiator, Aluminum, Natural, Automatic, Chevy, GMC, Each

Part Number: FLD-RGM-3R3417-A

5.0 out of 5 stars ( 1 )

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Camshaft and Lifter Kit, Hydraulic Roller, Chevy, LS, Kit

Part Number: MEL-CL-MC1384

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Drop Spindles, 2 in. Drop, Chevy, GMC, Pair

Part Number: MMC-33078

5.0 out of 5 stars ( 1 )

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Battery, Red Top, Starting, 800 Cold Cranking Amps, Top and Side Post, BCI Group 12V, Hold Down and Cable Included, Kit

Part Number: CMB-06-0122

Not Yet Reviewed

Cannot be shipped Internationally

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Fuel Air Separator, AirDog II-5G Fuel Air Separation System, Fuel Pump, 165 gph, Fuel Pressure Regulator, Chevrolet, 6.6L Diesel, Kit

Part Number: PAD-A7SABC509

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Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Transmission Cooler, Chevrolet, GMC, Each

Part Number: RAD-GMT574A

5.0 out of 5 stars ( 2 )

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Alternators and Generators, Elite Series Cast Alternators, 12 V, 400 amps, Serpentine, Buick, Cadillac, Chevrolet, GMC, Hummer, Olds, Pontiac, Each

Part Number: MEH-8206400

Not Yet Reviewed

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Electric Fan, Dual, 15 in. Diameter, Puller, 5,500 cfm, Black, Plastic, Chevy, GMC, Each

Part Number: FLX-116525

4.5 out of 5 stars ( 2 )

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Transmission Bellhousing, New, Aluminum, Allison, 1000, 1000-M74, Each

Part Number: ADO-29540491

3.0 out of 5 stars ( 1 )

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GM, LS, Trucks, Trailblazer SS, SFI Approved, 8-Rib, +10% Overdrive, Damper

Part Number: INW-863

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Suspension Lowering Kit, Spindle, Shackle/Hanger, 2 in. Front, 4 in.-5 in. Rear, Chevy, GMC, Kit

Part Number: MMC-33079

5.0 out of 5 stars ( 1 )

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Harmonic Balancer, External Balance, Steel, Black, Chevy/GMC, Duramax Diesel, Each

Part Number: FLU-890101

4.0 out of 5 stars ( 4 )

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Intake Manifold, Plastic, Stock Replacement, GM, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: RNB-615-183

4.0 out of 5 stars ( 3 )

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Exhaust System, Armor Plus Series, Downpipe Back, Single, Stainless Steel, Natural, Side Exit, Chevrolet, GMC, Kit

Part Number: MBR-S60210SLM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

JBA Performance Exhaust Cat4ward Headers 1860S

$75.00 Mail-In Rebate

Price after Manufacturer Rebate: $574.85

Rebate Expires: 9/30/2025

Get $75 back after rebate on this JBA Header! For more information go to: https://pertronixbrands.com/blogs/rebates

Get $75 back after rebate on qualifying JBA Headers! Go to https://pertronixbrands.com/blogs/rebates for a complete list of products and to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked by 10/31/25. Limit one rebate per household. Allow 3-4 weeks for processing. Rebate for end consumer only. Valid in the USA, Canada and Puerto Rico.

Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, Pickup, 8.1L, No Air Injection, Pair

Part Number: JBA-1860S

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

  • $75.00 Mail-In Rebate

    Price after Manufacturer Rebate: $574.85

    Rebate Expires: 9/30/2025

    Get $75 back after rebate on this JBA Header! For more information go to: https://pertronixbrands.com/blogs/rebates

    Get $75 back after rebate on qualifying JBA Headers! Go to https://pertronixbrands.com/blogs/rebates for a complete list of products and to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked by 10/31/25. Limit one rebate per household. Allow 3-4 weeks for processing. Rebate for end consumer only. Valid in the USA, Canada and Puerto Rico.

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Fuel Injectors, 1,000 cc/min., 95 lb/hr., Chevy, Small Block LS, Set of 8

Part Number: DWK-16ULS10008

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

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Estimated Ship Date: Oct 20, 2025 if ordered today

Differential, Eaton Detroit Locker, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-225S10

4.96 out of 5 stars ( 25 )

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Ignition Coil, Street Fire, Coil Pack, Black, Buick, Chevy, GMC, Set of 8

Part Number: MSD-55098

4.76 out of 5 stars ( 17 )

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Harmonic Balancer, Supercharger Super Damper, Internal Balance, Steel, Black, Chevy, GMC, Small Block LS, Each

Part Number: ATI-917285

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Wiring Harness, Gen III Vortec, Chevy, 4.8/5.3/6.0L, Each

Part Number: PRF-60218

5.0 out of 5 stars ( 1 )

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Exhaust System, XP Series, Cat-Back, 409 Stainless Steel, Split Side Exit, Natural, Polished Tip, Chevy, GMC, Pickup, V8, Kit

Part Number: MBR-S5010409

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