2003 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

All-Pro Off-Road Rear Suspension Lift Kits with Fox Shocks for 1995-2004 TACOMA - AP-306738

Suspension Lift Kit, Rear, Leaf Springs, Fox Shocks, Toyota, Kit

Part Number: AOF-AP-306738

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Holley LS Engine Swap Accessory Drive Systems 20-140BK

Accessory Drive Systems, LS Engine Swap, Serpentine, Black Air Conditioning Pulley, Compressor, Tensioner, Chevrolet, Small Block LS, Kit

Part Number: HLY-20-140BK

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

MagnaFlow Street Series Performance Exhaust Systems 15829

Exhaust, Cat-Back, Stainless Steel, Polished Stainless Tips, Chevy, GMC, Pickup, 6.0L

Part Number: MPE-15829

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers KC2062

Disc Brake Kits, Z23 Evolution Sport Brake Upgrade Kits, Front and Rear, Cross-drilled/Slotted Rotors, Red Calipers, Buick, Chevrolet, GMC, Isuzu, Kit

Part Number: PWR-KC2062

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

South Bend Clutch Conversion Clutch Kits for 1994-1996 F-250, 1997 F-250 HD, 1994-1997 F-350 - F/C 1944-5OK-HD

Clutch Kit, Conversion Clutch Kit, Single, 1.250 in. - 10-spline, Organic Disc, Pressure Plate, Flywheel, Dodge, 5.9L Diesel, 6.7L Diesel, Kit

Part Number: SBB-FC19445OKHD

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

TCI Ultimate Master Racing Overhaul Kits 579005

TCI Ultimate Master Racing Overhaul Kits 579005

Transmission Overhaul Kit, Ultimate Master Racing, 5R55S, Kit

Part Number: TCI-579005

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Holley LS Engine Swap Accessory Drive Systems 20-160BK

Accessory Drive Systems, LS Engine Swap, Serpentine, Black Air Conditioning Pulley, Sanden SD-7 Compressor, Tensioner, Chevrolet, Small Block LS, Kit

Part Number: HLY-20-160BK

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

MAHLE Original - Pistons for 2003-2004 RAM 2500, RAM 3500 - 224-3672WR.020

Engine Piston Set, Engine Piston Set

Part Number: MAH-2243672WR020

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

BDS Suspension Traction Bars for 1999-2016 F-250 SUPER DUTY, F-350 SUPER DUTY - BDS2311

Traction Bars, Steel, Black Powdercoated, Polyurethane Bushing, Black, Mounting Hardware, Ford, Kit

Part Number: BDX-BDS2311

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers for 2002 BLACKWOOD, 2000-2003 F-150, 2004 F-150 HERITAGE - KC1915

Disc Brake Kit, Z23 Evolution Sport Brake Upgrade with Calipers, Front and Rear, Ford, Lincoln, Kit

Part Number: PWR-KC1915

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

QA1 Pro Coilover Systems GD401-10650C

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

Part Number: QA1-GD401-10650C

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Weld Performance Belmont Beadlock Gloss Black Milled Wheels 18x10.5

Wheel, Belmont Beadlock, Aluminum, Gloss Black Milled, 18 in. x 10.5 in., 5 x 4 3/4 in. Bolt Circle, 8.250 in. Back Space, Each

Part Number: WDP-S90880563P65

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Holley LS Engine Swap Accessory Drive Systems 20-142BK

Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 7 A/C Only, Black Powdercoated, Chevy, V8, Kit

Part Number: HLY-20-142BK

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Mahle PowerPak Plus Piston and Ring Kits 197714875

Pistons, PowerPak Plus, 4.075 in. Bore, 3.62 in. Stroke, 6.125 in. Rod, Domed, Forged, Includes Rings, Chevrolet, LS, Kit

Part Number: MLE-197714875

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

QuickTime Bellhousings RM-6071

Bellhousing, Quick Time, SFI Approved, Chrysler, Small Block, to Ford, T-5, Tremec, Kit

Part Number: QTI-RM-6071

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

RAM Concept 10.5 Dual-Disc Organic Clutch Kits 50-2122

Clutch Kit, Concept 10.5 Dual-Disc Clutch, 1 1/8 in. Input, 10-Spline, Organic, AMC, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: RAM-50-2122

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

McLeod RST Street Twin Clutch Kits 6913-04

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Eaton Posi Performance 30 Spline Differential GM 10.5 Inch (14-bolt) 19610-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-19610-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

PowerStop Z36 Truck and Tow Brake Upgrade Kits for 2003-2004 F-350 SUPER DUTY, F-250 SUPER DUTY, 2003-2005 EXCURSION - K1393-36

Brake Rotor and Pad Combos, Z36 Truck and Tow Brake Upgrade, Cross-drilled and Slotted Rotors, Carbon Fiber Ceramic Pads, Front and Rear, Ford, Kit

Part Number: PWR-K1393-36

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Rough Country X-Series N3 Suspension Lift Kits for 1999-2004 GRAND CHEROKEE - 639P

Suspension Lift, X-Series N3, 4.00 in. Front, 4.00 in. Rear, Jeep, 4WD, Kit

Part Number: ROU-639P

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

MagnaFlow Street Series Performance Exhaust Systems for 2002-2006 ESCALADE, YUKON - 15734

Exhaust System, Cat-Back, Stainless Steel, Polished Stainless Tip, Cadillac, GMC, 6.0L, Kit

Part Number: MPE-15734

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

PowerStop Z26 Street Warrior Brake Upgrade Kits with Calipers for 2003-2007 ACCORD, 2004-2008 TSX - KC2297-26

Brake Rotors, Pads, Red Calipers, Drilled/Slotted Rotors, Z-26 Pads, Front/Rear, for use on Acura®, Honda®

Part Number: PWR-KC2297-26

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

QuickTime Bellhousings RM-8083

Bellhousings, New, Steel, Black, 6.21 in. Depth, SFI 6.1, Ford, Each

Part Number: QTI-RM-8083

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers for 1999-2004 GRAND CHEROKEE - KC2150

Performance Disc Brakes, Front/Rear, Drilled/Slotted Rotors, Red Calipers, Jeep, Kit

Part Number: PWR-KC2150

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2072 Chrysler 9.25 in. 3.90 Gears

Ring and Pinion Gears,Yukon Gear & Axle 9.25" CHRYSLER, 3.90 Ratio Rear Ring & Pinion GearInstall Kit 1.62" Inside Diameter Axle Bearings & Seals

Part Number: YGA-10467

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Mahle PowerPak Piston and Ring Kits 930219980

Piston Kit, Dome, LS, 5.3L w/ LS1/2/6 style cathedral port heads, Set

Part Number: MLE-930219980

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

2003 Parts and Accessories