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

FiTech Ultimate LS 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79704

Ultimate LS 750 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-79704

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 79634

Ultimate LS 1000 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-79634

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 76612

Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-76612

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate Rebel LS 750 HP EFI Fuel Injection Systems 79791

Fuel Injection System, Ultimate Rebel, 750 HP, Cathedral Port, 102mm, In-Tank Fuel Pump, LS3 Coils, 55 Lb., EV1, With Transmission Controller, Kit

Part Number: FIF-79791

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems with Go Fuel In-Tank Module 76206

Fuel Injection System, Ultimate LS 500 HP, Multiport, Tall Intake for Truck Accessories Cathedral Port, Go Fuel, Kit

Part Number: FIF-76206

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate Rebel LS 1000 HP EFI Fuel Injection Systems 73096DBWSB

Fuel Injection System, Ultimate Rebel LS, 1,000 HP EFI, Tall Intake, Black,Drive By Wire,102mm, 80 lb, Chevy, LS1, LS2, LS6 Kit

Part Number: FIF-73096DBWSB

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems 78002

Fuel Injection, Ultimate LS, Ultimate LS Kit LS1/LS2/LS6 - 500HP w/ Trans Control, w/ coil pack set

Part Number: FIF-78002

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 78702

Ultimate LS 500 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-78702

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate Rebel LS 500 HP EFI Fuel Injection Systems 78488

Fuel Injection System, Ultimate Rebel, 500 HP, Cathedral Port, 92mm, In-Tank Fuel Pump, LS3 Coils, 36 Lb., EV1, Without Transmission Controller, Kit

Part Number: FIF-78488

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS 750 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 79809

Ultimate LS 750 HP EFI System With Master Kit Long Runner Cathedral Intake

Part Number: FIF-79809

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems with Go Fuel In-Tank Module 79606

Fuel Injection System, Ultimate LS 500 HP, Multiport, Tall Intake for Truck Accessories Cathedral Port, In-Tank Pump, LED Coil Packs, Kit

Part Number: FIF-79606

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 79816

Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake

Part Number: FIF-79816

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate Rebel LS 750 HP EFI Fuel Injection Systems 73073DBWBB

Fuel Injection System, Ultimate Rebel LS 750 HP EFI, Short Intake, Drive-By-Wire 102mm, 55lb, Chevy, LS1/LS2/LS6, Kit

Part Number: FIF-73073DBWBB

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79630

Ultimate LS 1000 HP EFI System With Master Kit Short Cathedral Intake

Part Number: FIF-79630

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems with Force Fuel 75207

Fuel Injection System, Ultimate LS 500 HP, Multiport, Tall Intake for Truck Accessories Cathedral Port, With Transmission Controller, Force Fuel, Kit

Part Number: FIF-75207

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 4, 2026 if ordered today

Skyjacker Suspension Lift Kits for 2000-2005 EXCURSION - FE40MKS

Suspension Lift, 4WD, 4.0 in. Front/4.0 in. Rear, Ford, Kit

Part Number: SJA-FE40MKS

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 9, 2026 if ordered today

Skyjacker Suspensions - Suspension Leveling & Lift Kits for 2000-2005 EXCURSION - FE45MKS

Lift Kit-Suspension, 4"SYS,00-05 EXCURSION,DIESL

Part Number: SJA-FE45MKS

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

South Bend Clutch Dyna Max Ceramic Clutch Kits for 1994-2004 RAM 2500, RAM 3500 - SSDD3600-CB5K

Clutch Kit, Dyna Max Ceramic, Dual, 1.375 in. - 10-spline, Ceramic Disc, Pressure Plate, Flywheel, Dodge, 5.9L Diesel, Kit

Part Number: SBB-SSDD3600CB5K

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

South Bend Clutch Dyna Max Organic Clutch Kits for 2000-2005 RAM 2500, 2001-2005 RAM 3500 - SDD3250-6-ORG

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

COMP Cams XE-R Supercharged and Nitrous Series Modular 4V Camshafts 106260

COMP Cams XE-R Supercharged and Nitrous Series Modular 4V Camshafts 106260

Camshafts, Hydraulic Roller Follower, Advertised Duration 257/259, Lift .475/.450, Ford, V8, 4V, Set of 4

Part Number: CCA-106260

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 1, 2026 if ordered today

BDS - Suspension Leveling & Lift Kits for 1999-2004 F-250 SUPER DUTY, F-350 SUPER DUTY - BDS311H

Up-99 F250/350 6/6 Spring Kit

Part Number: BDX-BDS311H

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

...Loading

Estimated Ship Date: May 11, 2026 if ordered today

BD Diesel - Turbocharger Kits for 2003-2007 RAM 2500, RAM 3500 - 1045173

Turbocharger Kit, BD Iron Horn 5.9L Cummins Turbo Kit S363SXE/80 0.91AR Dodge 2003-2007

Part Number: BDD-1045173

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 24, 2026 if ordered today

MagnaFlow - Catalytic Converters for 2002-2003 F-150 - 4583033

Catalytic Converter

Part Number: MPE-4583033

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Holley Mid-Mount Complete Accessory Systems 20-180P

Accessory Drive Systems, LS Mid-Mount, Serpentine, Alternator, A/C, Water Pump, Power Steering, SFI Damper, Polished Finish, Chevy, 4.8-6.2, Kit

Part Number: HLY-20-180P

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Mahle Cast Aluminum Diesel Piston and Ring Kits 930036095T

Piston and Ring Kit, Thermal Barrier Coating, Cast, Dish, 4.095 in. Bore, Chevrolet, Duramax Diesel, V8, Kit

Part Number: MLE-930036095T

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

B&M PreRunner/Trail Transmissions 117309

Automatic Transmission, Forward Shift Pattern, Manual Valve Body, Chevrolet, 4L60E, Each

Part Number: BMM-117309

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

2003 Parts and Accessories