2003 - In Stock Filter Options - Free Shipping on Orders Over $125 at Summit Racing

Hooker Blackheart Exhaust Systems for 1997-2004 CORVETTE - 70401343-RHKR

Exhaust Sys, Blackheart, Axle-Back, Center Rear, Stainless Steel, Natural, with Turbo Mufflers/Quad Tips, Chevrolet, Kit

Part Number: HOK-70401343RHKR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

ACDelco Replacement Throttle Position Sensors 88864359

Throttle Position Sensor, Replacement, Each

Part Number: ADO-213-4668

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Flowmaster Super 44 Series Steel 2.5 Inch Muffler 942548

Muffler, Super 44 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-942548

4.89 out of 5 stars ( 28 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

QA1 Pro Coilover Systems for 1999-2006 SIERRA 1500, SILVERADO 1500 - GD517-10750C

Coilover Kit, Pro Coilover System, Front, Double Adjustable, Chevy, GMC, Pair

Part Number: QA1-GD517-10750C

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Nick Williams Performance Cable-Driven Throttle Bodies SD103CABLEBK

Throttle Bodies, 102mm Bore Size, MPI. Cable, Billet Aluminum, Black Anodized, Chevy, LS, Each

Part Number: NWP-SD103CABLEBK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Sealed Power A-Series Rod Bearings 8-2555A

Sealed Power A-Series Rod Bearings 8-2555A

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 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

McLeod RXT 1200 Clutch Kits 6923-07HD

Clutch Kit, RXT 1200, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Chevy, Ford, Pontiac, Kit

Part Number: MCL-6923-07HD

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

ACL Performance Race Series Rod Bearing Sets 8B663HC-STD

Rod Bearings, Race Series, CT-1 Coated, Tri-Metal, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663HC-STD

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Lokar Midnight Series Throttle Cables XTC-1000LS1

Throttle Cable, Midnight Series, Black Braided Stainless, Black Fittings, 36 in. Long, GM LS, 350 Ram Jet, Each

Part Number: LOK-XTC-1000LS1

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

QA1 Stocker Star Shocks TD505

Shock, Twin Tube, QA1 Stocker Star, Front, 13.500 in. Extended, 8.750 in. Collapsed, Each

Part Number: QA1-TD505

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Fox 2.0 Adventure Series Shocks FOX98450759

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 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

McLeod Steel 168-Tooth Flywheel 460535

Flywheel, Steel, 168-Tooth, 30 lb., Internal Engine Balance, Chevy, 0.400 in. Thicker, Each

Part Number: MCL-460535

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Hooker LS Turbo Exhaust Manifolds 8510HKR

GM LS Turbo Exhaust Manifolds (except LS7 & LS9) - Natural Cast Finish

Part Number: HOK-8510HKR

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

GearStar GM 4L80E Level 3 Transmissions GS4L80ELSL3

Automatic Transmission, Up to 600 hp/600 ft. lbs, Rated Max, Level 3, 4L80E, RWD, 2,600 - 3,600 Stall, LS Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L80ELSL3

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8707-1DS

Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 275/288, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8707-1DS

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Sonnax Heavy-Duty Remanufactured Valve Bodies GM054-HD

Automatic Transmission Valve Body, Heavy-Duty Remanufactured, Automatic Style, Cast Aluminum, Forward Shift Pattern, 4L60-E/4L65-E, Chevrolet, Kit

Part Number: SOX-GM054-HD

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits for 1997-2013 CORVETTE, 2004-2009 XLR - 140-8922-DR

Disc Brake Kit, Front, Drilled Rotors, Superlite 6 Calipers, Red, Chevy, Kit

Part Number: WIL-140-8922-DR

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

QA1 Pro Coilover Systems GS401-10400C

Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: QA1-GS401-10400C

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Summit Racing™ Pro LS Automotive Camshafts SUM-8715R1

Stage 1 Pro LS Ghost Cam. 222/234 115+3, .600/.575 Lift, Ultimate Stealth Cam, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck LS1 LS3 LS7 LS9 LQ4 LQ9 LM7

Part Number: SUM-8715R1

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

ACDelco GM Genuine Parts Manifold Absolute Pressure Sensors for 2002-2004 SILVERADO 3500, SILVERADO 2500 HD, 2006-2007 COBALT - 19418810

Map Sensor, 2 Bar, Buick, Cadillac, Chevy, GMC, Pontiac, Saturn, Each

Part Number: ADO-19418810

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Antigravity Batteries Re-Start Batteries AG-ATX20-RS

Battery, Re-Start, Starting, 12 V, Lithium-Ion, 680 Amps, Each

Part Number: AVB-AG-ATX20-RS

4.13 out of 5 stars ( 8 )

Cannot be shipped Internationally if shipped by air

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Cannot be shipped Internationally if shipped by air

75W140 Motul Gear Box Oil 105779

Gear Lube, Gear Box Oil, Synthetic, 75W140, 1 Liter, Each

Part Number: MTL-105779

5.0 out of 5 stars ( 4 )

Cannot be shipped Internationally if shipped by air

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Cannot be shipped Internationally if shipped by air

MagnaFlow Direct-Fit Catalytic Converters 93419

Catalytic Converter, Stainless Steel, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, Front, Each

Part Number: MPE-93419

3.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Flowmaster 50 Series Delta Flow 409 Stainless Steel 3 Inch Muffler 843051

Muffler, Delta Flow 50 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-843051

4.78 out of 5 stars ( 18 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Summit Racing™ Mid-Mount Motor Plates SUM-01-9036

Motor Plate, Mid-Mount, Aluminum, 1/4 in. Thick, Chevy,Small Block, Big Block, Each

Part Number: SUM-01-9036

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

2003 Parts and Accessories