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

MagnaFlow Street Series Performance Exhaust Systems for 1997-2003 F-150, 2004 F-150 HERITAGE - 15749

Exhaust System, Cat-Back, Stainless Steel, Polished Stainless Tips, Ford, Pickup, 4.6, 5.4L, Kit

Part Number: MPE-15749

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

RAM Concept 10.5 Dual-Disc Organic Clutch Kits for 1969-2010 MUSTANG - 50-2220

RAM Concept 10.5 Dual-Disc Organic Clutch Kits for 1969-2010 MUSTANG - 50-2220

Clutch Kit, Concept 10.5 Dual-Disc Clutch, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Ford, 5.0L, Kit

Part Number: RAM-50-2220

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

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McLeod RST Street Twin Clutch Kits for 1996-2017 MUSTANG - 6335807

1 out of 5 stars ( 4 )

Estimated Ship Date: Today

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RAM Concept 9.5 Dual-Disc Organic Clutch Kits for 1999-2004 MUSTANG - 45-2200

Clutch Kit, Concept 9.5 Dual Disc, Organic Disc, 1 1/16- 10 Spline, Ford, Kit

Part Number: RAM-45-2200

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

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2172 Dana 80 3.73 Gears

Ring and Pinion Gears,USA Standard 11.25" Dana 80, 3.73 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10885

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

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Estimated Ship Date: Jan 16, 2026 if ordered today

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers for 2005-2006 9-2X, 2004-2008 FORESTER, 2003-2005 IMPREZA - KC2376

Disc Brake Kits, Z23 Evolution Sport Brake Upgrade Kits, Front and Rear, Cross-drilled/Slotted Rotors, Red Powdercoated Calipers, Saab, Subaru, Kit

Part Number: PWR-KC2376

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Snow Performance Boost Cooler Stage-2.5 Diesel Water/Methanol Injection Systems 420-BRD

Water/Methanol Injection System, Stage 2.5, 7 Gallon Reservoir, Ford, Kit

Part Number: SNO-420-BRD

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

Belltech Lowering Kits with Street Performance Shock Absorbers for 1999-2006 SIERRA 1500, SILVERADO 1500 - 663SP

Suspension Kit ;

Part Number: BEL-663SP

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

LuK Clutch Kits for 2000-2004 BOXSTER - 6243626000

Clutch Kit, 0.938 in. - 23-spline, Organic Disc, Pressure Plate, Porsche, 3.2L, Kit

Part Number: LUK-20-018

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

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers KC2058

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

Part Number: PWR-KC2058

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

BDS Suspension Traction Bars BDS2304

Traction Bars, Steel, Black Powdercoated, Polyurethane Bushing, Black, Mounting Hardware, Chevy, GMC, Kit

Part Number: BDX-BDS2304

Not Yet Reviewed

Estimated Ship Date: Today

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Richmond Gear EXCel Ring and Pinion Sets XLK-5009 Dana 30/35 4.10 Gears

Ring and Pinon Complete Kit, TJ NON RUB DANA 30F/

Part Number: RMG-XLK-5009

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

MAHLE Original Pistons 224-3409WR.010

Piston With Rings - NAVISTAR 7.3L DI DIESEL V-8 .010" REDUCED CH W/PCR INSTALLED .010" OVERSIZE

Part Number: MAH-2243409WR010

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

Wilwood Forged Dynalite Big Brake Front Brake Kits for 1990-2005 MIATA - 140-13379-R

Disc Brakes, Forged Dynalite Big Brake, Front, Slotted Surface Rotors, 4-piston Red Calipers, Mazda, Kit

Part Number: WIL-140-13379-R

Not Yet Reviewed

Estimated Ship Date: Today

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Spicer Drivetrain Products Trac-Lok 27 Spline Differential Dana 35 708110

Differential Case Assembly Kit

Part Number: SDH-708110

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Haltech Elite Premium Universal Wire-In Harnesses HT-141376

Wiring Harness, Elite 2500 V8 Terminated Harness, Bosch EV1, Chevy Small/Big Block, Ford Small/Big Block, Mopar Hemi, Each

Part Number: HTH-HT-141376

Not Yet Reviewed

Estimated Ship Date: Today

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Whiteline Sway Bars for 2003-2009 350Z, 2003-2008 G35 - BNK006

Sway Bars, Front and Rear, Solid, Steel, Silver Powdercoated, for Nissan, Infiniti, Kit

Part Number: WHL-BNK006

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

Be Cool Custom-Fit Aluminum Radiators 66076

Radiator, Exact-Fit, Aluminum, Natural, Chevy, GMC, SUV/Pickup, V8 Swap, Each

Part Number: BCI-66076

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

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Estimated Ship Date: Feb 3, 2026 if ordered today

Gibson Headers GP307S-C

Headers, Shorty, Stainless Steel, Ceramic Coated, Dodge, 4.7L, Pair

Part Number: GIB-GP307S-C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

Fab Fours Black Steel Rear Bumpers for 1999-2016 F-250 SUPER DUTY, F-350 SUPER DUTY - FS08-T1350-1

Bumper, Fabricated, Steel, Black Powdercoated, Ford, Rear, Each

Part Number: FFI-FS08-T1350-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

BDS Suspension Traction Bars BDS2302

Traction Bars, Steel, Black Powdercoated, Polyurethane Bushing, Black, Mounting Hardware, Chevy, GMC, Kit

Part Number: BDX-BDS2302

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

Summit Racing™ Pro LS Transmission Adapters SUM-LSTOZ32

Transmission Adapter Kit, Bellhousing Adapter, Complete Kit- Custom Flywheel, Dowels, Pro hardware Kit, Chevy LS to Nissan Z32 5-Speed, Kit

Part Number: SUM-LSTOZ32

Not Yet Reviewed

Estimated Ship Date: Today

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USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2133 Ford 10.5 in. 4.30 Gears

Ring and Pinion Gears,USA Standard 10.5" Ford, 4.30 Ratio Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10846

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

VEGE Remanufactured Cylinder Heads for 2000 4RUNNER, 1998 T100, 2000-2004 TACOMA - 2849C

Cyl Head, TOYOTA 2R/3RZFE CYL HEAD

Part Number: VRE-2849C

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

MagnaFlow Street Series Performance Exhaust Systems 15778

Exhaust, Cat-Back, Stainless Steel, Polished Stainless Tip, Chevy, GMC, Pickup, 4.8, 5.3L

Part Number: MPE-15778

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Flowmaster American Thunder Exhaust Systems for 1987-1993 MUSTANG - 17116

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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MagnaFlow Street Series Performance Exhaust Systems for 2000-2006 TUNDRA - 15809

Exhaust System, Cat-Back, Stainless Steel, Polished Stainless Tip, Toyota, 3.4L, 4.7L, Kit

Part Number: MPE-15809

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

2003 Parts and Accessories