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

Aeromotive Diesel Lift Pump Kits for 2003-2007 F-250 SUPER DUTY, F-350 SUPER DUTY - 11808

Fuel Pump, Electric, External, Diesel, Ford, Kit

Part Number: AEI-11808

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Bilstein B16 Suspension Kits for 2003-2006 LANCER - 48-086424

MITSUBISHI Coilover

Part Number: BSN-48-086424

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

PowerMax Performance Diesel 66mm Turbocharger 739619-5004S

Turbocharger, PowerMax, GTP38R, 1.0 A/R Turbine, Ball Bearing, Ford, 7.3L, Powerstroke, Kit

Part Number: GPX-739619-5004S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

FiTech Ultimate Rebel LS 500 HP EFI Fuel Injection Systems 71089

Fuel Injection System, Ultimate Rebel, 500 HP, Cathedral Port, 92mm Throttle Body, Inline Fuel Pump, 36 Lb., EV1, With Transmission Controller, Kit

Part Number: FIF-71089

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

Holley Mid-Mount Complete Accessory Systems 20-187BK

Accessory Drive Systems, LS Mid-Mount, Serpentine, Alternator, Water Pump, Counterclockwise, Pulleys, 6-groove, Black Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-187BK

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems 79101

Fuel Injection System, Ultimate LS 500 HP, Multiport, Cathedral Port, In-Line Fuel Pump, LED Coil Packs, Kit

Part Number: FIF-79101

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

FiTech Ultimate Rebel LS 500 HP EFI Fuel Injection Systems 76189

Fuel Injection System, Ultimate Rebel, 500 HP, Cathedral Port, 92mm Throttle Body, In-Tank Fuel Pump, 36Lb., EV1, With Transmission Controller, Kit

Part Number: FIF-76189

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems with Long Runner Cathedral Intake Kits 78007

Fuel Injection System, Ultimate LS EFI 500 HP, Chevy, LS, Kit

Part Number: FIF-78007

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

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

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

Disc Brake Kit, Front, Solid Surface Rotors, Superlite 6 Calipers, Black, Chevy, Kit

Part Number: WIL-140-8922

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

Need It Sooner? We recommend these similar substitute parts:

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

5 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Holley Terminator X MAX Engine Management Systems 550-1319

Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1319

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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FiTech Ultra Port EFI LS Systems 37013

Fuel Injection Systems, Ultra Port EFI, LS3 Intake Manifold, Brilliant Finish Throttle Body, Gasoline, 750 HP, Chevy, LS, Kit

Part Number: FIF-37013

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

VEGE Remanufactured Long Block Crate Engines DD57

Crate Engine, Remanufactured, Long Block, Assembled, Dodge, 3.9L/239, Each

Part Number: VRE-DD57

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

QA1 MOD Series Pro Coilover Systems for 1979-2004 MUSTANG - RCK52410

Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 130 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-RCK52410

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

QA1 MOD Series Pro Coilover Systems for 1979-2004 MUSTANG - RCK52409

Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 95 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-RCK52409

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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FiTech Nitro-Port Cast LS1 1000 HP Fuel Injection Systems 73107

Fuel Injection System, Nitro-Cast LS1 EFI, 1000 HP, 102mm Throttle Body, 80lb. Injectors, Dual O2 Sensor, Cathedral Port, Cable Driven, Chevy, Kit

Part Number: FIF-73107

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 4451419

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Chevy, GMC, 4.3L, 4.8L, 5.3L, Each

Part Number: MPE-4451419

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits 31071

Retro LS 650 HP Classic Gold EFI System With Inline Fuel Delivery & Regulator Master Kit

Part Number: FIF-31071

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits 140-14680-R

KIT,FRONT,CROWN VICTORIA,03-11,FNSL6R

Part Number: WIL-140-14680-R

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

COMP Cams Xtreme XE-R Series Modular 4V Camshafts 106500

Camshafts, Hydraulic Roller Follower, Advertised Duration 277/275, Lift .475/.450, Ford, V8, 4V, Set of 4

Part Number: CCA-106500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Holley LS Engine Swap Accessory Drive Systems 20-156BK

Accessory Drive Systems, LS Engine Swap, Serpentine Style, Alternator, Power Steering, Pullies, 6-groove, Black Finish, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-20-156BK

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Trick Flow® by Stainless Works Turbo Headers TFS-LS1DFT

Headers, Down/Forward, Stainless, Natural, 1.75 in. Tube, 3.00 in. Collector, Chevy, Small Block LS, Pair

Part Number: TFS-LS1DFT

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

VEGE Remanufactured Automatic Transmissions for 2003 EXPEDITION, 2001-2003 F-150, 2004 F-150 HERITAGE - 6132-60L

Automatic Transmission, Remanufactured, 4R70W, Four Gears, Stock Aluminum Pan Style, Torque Converter, Ford, Each

Part Number: VRE-6132-60L

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

VEGE Remanufactured Automatic Transmissions for 2001-2003 MUSTANG - 6115AA-60

Transmission, Ford 4R70W RWD 4-Spd

Part Number: VRE-6115AA-60

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

VEGE Remanufactured Automatic Transmissions for 2000-2003 F-150, 2004 F-150 HERITAGE - 6147AA-60L

Transmission, Ford 4R70W RWD 4-Spd

Part Number: VRE-6147AA-60L

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Holley Terminator X MAX Engine Management Systems 550-927T

Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Trans Controller, Sensors, USB Cable, Chevy, LS, 4.8-6.0L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-927T

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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2003 Parts and Accessories