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

BDS Suspension Lift Kits with NX2 Nitro Series Shocks for 1999-2004 F-250 SUPER DUTY, F-350 SUPER DUTY - BDS322H

99-04 F250/F350 CurveU 4/3 Block w/top

Part Number: BDX-BDS322H

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

SSBC-USA V8 Quick-Change Caliper Upgrade Kits for 1999-2004 F-350 SUPER DUTY, F-250 SUPER DUTY, 1999 F-250 - A193-10R

SSBC-USA V8 Quick-Change Caliper Upgrade Kits for 1999-2004 F-350 SUPER DUTY, F-250 SUPER DUTY, 1999 F-250 - A193-10R

Disc Brake Caliper, V8, Quick-Change, Aluminum, 8-Piston, Semi-Metallic Pads, Rear, Rear Powdercoated, Ford, Kit

Part Number: TSB-A193-10R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

RideTech RidePro 3 Gallon Analog Compressor Systems 30154000

On-Board Vehicle Air Compressors, RidePro Analog, 12 V, 150 psi, Max, 3 gal. Aluminum Tank, Wiring Harness, Lines, Fittings, Kit

Part Number: ART-30154000

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Action Clutch Twin Disc Race Kits for 2002-2006 RSX - ACR-2208

Clutch Kit, Twin Disc Race, 7.25 in. diameter, 24-spline, 1.031 in. Diameter Shaft, with Flywheel, Plates, Bearing, for use on Acura®, 1.8L, Kit

Part Number: ANH-ACR-2208

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

XClutch Stage 2R Clutch Kits for 2003-2006 350Z, G35 - XKNI25525-1R

Clutch Kit Inc Flywheel; Stage 2R Ceramic Race Disc

Part Number: XCL-XKNI25525-1R

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Pedders Extreme XA Coilover Kits for 2002-2007 IMPREZA - PED-160021

SUBARU WRX 2000-2007 Extreme Xa Coilover Kit

Part Number: PED-160021

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

NOS Diesel Nitrous Kits 02522BNOS

Nitrous Oxide System, Diesel, 15 lb. Bottle, 150 HP, Dry, Black, Universal, Kit

Part Number: NOS-02522BNOS

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Borla Touring Exhaust Systems for 2003 THUNDERBIRD - 140081

Exhaust System, Touring, Cat-Back, Dual In/Dual Out, Stainless, Natural, Split Rear Exit, Ford, 3.9L, Kit

Part Number: BOR-140081

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Flaming River Manual Rack and Pinions for 1994-2004 MUSTANG - FR1892DQ

Rack and Pinion, Manual, Aluminum, Chrome Finish, Collapsable Shaft, Quick Ratio, Ford, Kit

Part Number: FLA-FR1892DQ

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

Nitrous Outlet Dedicated Fuel Systems for 1987-2004 MUSTANG - 00-12021

Nitrous Oxide Fuel Enrichment System, Dedicated, Gasoline, Fuel Pump, Fuel Pressure Regulator, Aluminum Fuel Cell, 1 Gallon Capacity, Ford, Kit

Part Number: NXO-00-12021

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

RAM Concept 9.5 Dual Disc Clutch Kits with Billet Flywheel for 1999-2012 MUSTANG - 75-2220NS

Clutch Kit, Force 9.5 Dual Disc, Metallic Disc, 1 1/16- 10 Spline, Steel Flywheel, 8 Bolt, 164 Tooth, Ford, Kit

Part Number: RAM-75-2220NS

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

RAM Concept 9.5 Dual Disc Clutch Kits with Billet Flywheel 75-2100NS

Clutch Kit, Concept 9.5 Dual Disc, Metallic Disc, 1 1/8 in.- 26 Spline Disc, Steel Flywheel, Cadillac, Chevrolet, Pontiac, Kit

Part Number: RAM-75-2100NS

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

March Performance Chevy LS Series Serpentine Kits 20090-08

Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, No Power Steering, With Air Conditioning, Kit

Part Number: MCH-20090-08

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

HushMat Complete Vehicle Insulation Kits for 2002-2016 CR-V - 73763

2002-2016 Honda CR-V Complete Kit

Part Number: HUT-73763

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

SPC Performance Control Arms 95336

Control Arm, Adjustable, Front, Lower, Driver or Passenger Side, GM, G-Body, Passenger Car, Pair

Part Number: SPS-95336

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

JE Pistons Sport Compact/European Pistons 279949

Pistons, Forged, Flat Top, 4-Valve Reliefs, 3.307 in. Bore, 3.776 in. Stroke, 6.456 in. Rod, 1.593 in. Compression, Audi, Volkwagon, Set of 6

Part Number: JEP-279949-6

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 99085

Engine Swap Kit, Headers, Steel, Black Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, Small Block, Kit

Part Number: TRD-99085

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2177 Dana 80 4.88 Gears

Ring and Pinion Gears,Yukon Gear & Axle 11.25" Dana 80, 4.88 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: YGA-10577

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Rough Country N3 Suspension Lift Kits 25930A

Suspension Lift Kit, N3, Steering Knuckles, Rear Leaf Spring Blocks, 6.00 in. Front, 6.00 in. Rear, Chevrolet, GMC, Kit

Part Number: ROU-25930A

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

ARB Air Locker 35 Spline Differential Dana 44 RD147

Differential Carriers AirLocker, DANA 44, 35SPL, 3.73&DN, S/N.........

Part Number: ARB-RD147

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

South Bend Clutch Stage 3 Endurance Clutch Kits for 2002-2004 FOCUS - SBCSVT-SS-TZ

Clutch Kit, Stage 3 Endurance, Single, 1.000 in. - 23-spline, Kevlar® Disc, Pressure Plate, Flywheel, Ford, 2.0L, Kit

Part Number: SBB-SBCSVT-SS-TZ

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

ARB Air Locker Spline Differential Dana 44 RD109

Differential Carrier, Air Locker, Nodular Iron, Dana 44, Kit

Part Number: ARB-RD109

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

QuickTime Bellhousings RM-6038

Bellhousing, QuickTime, Steel, SFI Approved, Chevy, LS to Viper T-56 Transmission, Kit

Part Number: QTI-RM-6038

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Yukon Gear & Axle Dura Grip Positraction Carriers Dana 80 YDGD80-3-35

Differential Carrier, Dura Grip Positraction, Clutch-type, 35-spline, Nodular Iron, Rear, Limited Slip, Dana 80, Chevy, Dodge, Ford, Each

Part Number: YGA-26045

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Eaton Detroit Truetrac 35 Spline Differential Dana 80 915A567

3.75 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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ARB Air Locker 29 Spline Differential Chrysler 8.25 Inch RD93

Differential Carrier, Air Locker, Nodular Iron, Rear, Chrysler 8.25 in., Kit

Part Number: ARB-RD93

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

2003 Parts and Accessories