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

Caspers Electronics Throttle Body Wiring Harness Adapters for GM LS2 108115

Caspers Electronics Throttle Body Wiring Harness Adapters for GM LS2 108115

Throttle Body Adapter Harness, LS2 Throttle Body to LS1 Vehicle, Each

Part Number: CEI-108115

4.1 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ICT Billet Throttle Body Adapters 551513

Throttle Body Adapters, EFI Manifold, 75mm Bore Size, Aluminum, Natural, 92mm Tapers To 75mm for Intake, Chevy, 5.7L LS, Each

Part Number: ICB-551513

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Replacement Fuel Injector Wiring Harnesses 558-214

Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, MPFI, Mass Airflow, Injector Harness, LS Multec 2, Chevy, Truck, 4.8-6.0L, Each

Part Number: HLY-558-214

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Delphi Fuel Injectors FJ10471

Fuel Injector, OEM Replacement, 42 lbs./hr. Advertised Flow Rate, for Use with Modified Engine, Chevrolet, 4.8L, 5.3L, 6.0L, Each

Part Number: DFP-FJ10471

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Summit Racing™ High-Pressure Connector Fuel Feed Pipes SUM-240075-C

Diesel Fuel Injector Tubes, Steel, Dodge, Each

Part Number: SUM-240075-C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Delphi Idle Air Control Valves CV10011

Idle Air Control, Valve, OEM, Oval, 63.3mm Long, with Seal, 5.8mm Mounting Hole, 4 -Pin Male Terminal, 12 V, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: DFP-CV10011

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Injector Dynamics ID1300x Fuel Injectors 1300.48.14.14.4

Injector Dynamics 1340cc Injectors - 48mm Length - 14mm Gray Top - 14mm Lower O-Ring (Set of 4)

Part Number: IJD-13004814144

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 26, 2026 if ordered today

Delphi Fuel Injectors FJ10494

Fuel Injector, Chevrolet, GMC, Each

Part Number: DFP-FJ10494

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Systems Wiring Harnesses 558-113

Wiring Harnesses, Holley EFI, Ford 2V/4V Modular, Main Harness, Multi-Port Fuel Injection, for Holley Smart Coils, HP EFI System, Ford, 4.6-5.4L, Each

Part Number: HLY-558-113

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 26, 2026 if ordered today

Lokar Hi-Tech Throttle Cables for 1998-2002 CAMARO, FIREBIRD, 2001-2004 CORVETTE - TCP-1000LS1U

Throttle Cable, Black Vinyl, Polished Fittings, 36 in. Long, GM LS, 350 Ram Jet, Each

Part Number: LOK-TCP1000LS1U

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

BBK Power-Plus Series Throttle Bodies for 1996-2004 MUSTANG - 1701

Throttle Body, 75mm, Ford, Lincoln, Mercury, Passenger Car, 4.6L, Each

Part Number: BBK-1701

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FAST Big Mouth LT Throttle Bodies 54106

Throttle Body, Big Mouth, Aluminum, Black Anodized, 102mm, Chevy, LS, Cable Driven, wo/TPS or IAC, Each

Part Number: FST-54106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

DeatschWerks Fuel Injectors 17U-05-0095-8

Fuel Injectors, 1,000.0cc/min., Cadillac, Chevy, Ford, Pontiac, Set of 8

Part Number: DWK-17U0500958

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

FiTech Ultimate Rebel LS 500 HP EFI Fuel Injection Systems 73121

Fuel Injection System, Ultimate Rebel LS, 500 HP EFI, Short Intake, Drive By Cable, 92mm, 36 lb, Chevy, LS1, LS2. LS6, Kit

Part Number: FIF-73121

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 23, 2026 if ordered today

FAST Idle Air Control Motors for 1998-2002 CAMARO, FIREBIRD, 1997-2004 CORVETTE - 307059

IAC Motor, Plastic, Black, Chevy, Pontiac, 5.7L, Each

Part Number: FST-307059

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FiTech Ultimate Rebel LS 1000 HP EFI Fuel Injection Systems 70092

Fuel Injection System, Ultimate Rebel LS 1000 HP EFI, Short Intake, without Transmission Controller, Chevy, LS1/LS2/LS6, Kit

Part Number: FIF-70092

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 23, 2026 if ordered today

Radium Engineering Fuel Rails for 1998-2015 CAMARO, 1997-2013 CORVETTE, 2004-2017 CTS - 20-0232

Fuel Rails, Aluminum, Black, -8AN ORB, Hardware Included, Chevy, LS, Pair

Part Number: RDM-20-0232

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 21, 2026 if ordered today

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems 71002

Fuel Injection System, Ultimate LS EFI, 500 HP, LS1/LS2/LS6, With Transmission Controller, With Inline Fuel Pump, Kit

Part Number: FIF-71002

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

FiTech Ultimate LS 1,000 HP EFI Fuel Injection Systems 70033

Fuel Injection System, Ultimate LS EFI, 1,000 HP, Long Runner Cathedral Port, LS1/LS2/LS6, With Transmission Controller, Kit

Part Number: FIF-70033

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 25, 2026 if ordered today

Summit Racing™ GM Throttle Body Wiring Harness Adapters SUM-890106

Throttle Body Adapter Harness, LS2 Throttle Body to LS1 Vehicle, Each

Part Number: SUM-890106

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

MSD Atomic EFI Billet Fuel Rails 2720

Fuel Rails, MSD Atomic EFI, Billet Aluminum, Black Anodized, for use with LS1/2/6 AirForce Manifold, Kit

Part Number: MSD-2720

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Performance Design Billet Fuel Rails 70463.01.00.BK

Fuel Rails, Carbon pTR, Billet Aluminum, Black Anodized, -8 AN Fitting Size, with Stainless Steel Hardware, LS1/LS2/LS6, Cathedral Port, Chevy, Kit

Part Number: PCD-70463-0100BK

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Airaid PowerAid TBS Throttle Body Spacers 200-512-1

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

Part Number: AID-200-512-1

4.23 out of 5 stars ( 35 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco Fuel Rail O-Ring Kits 12587147

Fuel Injector O-Rings, Rubber, 8 Fuel Rail O-rings, 8 Fuel Injector O-rings, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Saturn, Kit

Part Number: ADO-217-1588

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ICT Billet Fuel Injector Spacers 551287-LS-058

Fuel Injector Spacers, Billet Aluminum, LS2 or E85 Truck Style Intake, LS3 Fuel Injectors, Chevrolet, Kit

Part Number: ICB-551287-LS058

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today