2003 Fuel Injection Air & Fuel Delivery - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

FiTech Ultimate LS EFI 750 HP Fuel Injection Systems with Force Fuel 75208

Fuel Injection System, Ultimate LS 750 HP, Multiport, Tall Intake for Truck Accessories Cathedral Port, Force Fuel, Kit

Part Number: FIF-75208

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 23, 2026 if ordered today

Standard Motor Fuel Injector O-Rings SK57

O-Rings, Fuel Injection, Viton®, Kit

Part Number: SMP-SK57

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Delphi Idle Air Control Valves CV10151

Idle Air Control Valve, Black, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: DFP-CV10151

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Standard Motor Fuel Injectors FJ173

Fuel Injector, Replacement, Chevy, GMC, Pickup, Van, 6.5L Diesel, Each

Part Number: SMP-FJ173

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ICT Billet Throttle Body Adapters 551571

ICT Billet Throttle Body Adapters 551571

Throttle Body Adapter, Billet Aluminum, Adapts 92mm Throttle Body to 102mm Intake Manifold, GM, LS/LSX, Kit

Part Number: ICB-551571

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Airaid PowerAid TBS Throttle Body Spacers for 1991-2001 CHEROKEE, 1999-2004 GRAND CHEROKEE, 1991-2006 WRANGLER - 310-510

Throttle Body Spacer, Billet Aluminum, Black Anodized, 1 in., Jeep, Each

Part Number: AID-310-510

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Pacific Performance Engineering Race Fuel Pressure Relief Valves 113073000

Fuel Rail Fitting, Crossover Line, GM Duramax Diesel, Each

Part Number: PPE-113073000

4.3 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

JET Powr-Flo Throttle Bodies 76100

Throttle Body, Powr-Flo, Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: JET-76100

4.39 out of 5 stars ( 36 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ICT Billet Throttle Body Adapters 551781

Throttle Body Adapter, Clocking Adapter, Billet Aluminum, Allows the Throttle Body to be Rotated 12 or 24 degrees Clockwise or Counterclockwise, Kit

Part Number: ICB-551781

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Crown Automotive Fuel Injectors for 1997-2001 CHEROKEE, 1999-2004 GRAND CHEROKEE, 1997-2004 WRANGLER - 4854181

Fuel Injector, Jeep, 4.0L, Each

Part Number: CWA-4854181

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FiTech Ultimate Rebel LS Cathedral Intake Manifolds with Fuel Rails 70070DBWBB

Intake Manifold, Rebel LS, Short Height, Cathedral Port, Aluminum, Black, Chevy, Kit

Part Number: FIF-70070DBWBB

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 25, 2026 if ordered today

Standard Motor Fuel Injectors for 2001-2007 B3000, 2001-2008 RANGER - FJ463

Fuel Injector, OEM Replacement, Gasoline, Each

Part Number: SMP-FJ463

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley LS Throttle Bodies 112-585

Throttle Bodies, LS Style, Multi-Port Injection, Cable Actuated, 1 Venturi, 95mm, Billet Aluminum, Black Anodized, Chevy, 4.8-7.0L, LS Based, Each

Part Number: HLY-112-585

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Nick Williams Performance Drive-By-Wire Throttle Bodies SD120LSBK

Throttle Body, Drive-By-Wire, 120mm Bore Size, MPI, Billet Aluminum, Black Anodized, Chevy, LS, Each

Part Number: NWP-SD120LSBK

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ICT Billet Throttle Body Adapters 551517

Throttle Body Adapters, EFI Manifold, 102mm Bore Size, Aluminum, Natural, FAST LSX, Chevy, 5.7L LS, Each

Part Number: ICB-551517

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FAST LSXRT OEM Fuel Rail Mounting Kits 146033MB

Fuel Rail Components, LSXRT OEM Fuel Rail Mounting Kits, Extension Bracket, Chevrolet, Small Block LS, Each

Part Number: FST-146033MB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Standard Motor Idle Air Control (IAC) Valves for 2000-2003 RAM 2500, RAM 3500 - AC416

Idle Air Control, IAC Valve, Dodge, Each

Part Number: SMP-AC416

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Sniper EFI Fuel Rails 850001

Fuel Rails, Sniper EFI, Billet Aluminum, Black Anodized, -8 AN Inlet, Hardware, Fittings, for Sniper EFI Intakes, Chevy, LS, 5.7L, 6.0L, Kit

Part Number: SNE-850001

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Lokar Hi-Tech Throttle Cables TCP-1000TPVU

Throttle Cable, Black Vinyl, Polished Fittings, 36 in. Long, Chevy Gen 1 Vortec, Each

Part Number: LOK-TCP-1000TPVU

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

BBK Power-Plus Series Throttle Bodies for 1996-2004 MUSTANG - 1711

Throttle Body, Twin 65mm, Ford, V8, Modular, Each

Part Number: BBK-1711

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FiTech Fuel Rails 71050-2

Fuel Rails, Ultimate, -6 AN, with Fittings/Hardware and Crossover Hose, Billet Aluminum, Black, Chevy, Small Block, LS3, Pair

Part Number: FIF-71050-2

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

DeatschWerks Fuel Injectors 18U-01-0088-8

Fuel Injectors, 88 lb/hr, Chevy, Ford, Pontiac, Set of 8

Part Number: DWK-18U0100888

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Standard Motor Fuel Injectors FJ454

Fuel Injector, Replacement, Jeep, Each

Part Number: SMP-FJ454

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems with Go Fuel In-Tank Module 76207

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

Part Number: FIF-76207

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FAST LSXHR Intake Manifolds 146303

Intake Manifold, Fuel Injected, Cathedral Port, Multi-Port, 5,000-7,500 RPM Range, Complete, Chevy, LS, Each

Part Number: FST-146303

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today