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 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76303

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

Part Number: FIF-76303

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 76304

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

Part Number: FIF-76304

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 76306

Ultimate LS 500 HP EFI System With Master Kit Long Runner Cathedral Intake

Part Number: FIF-76306

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 76307

Ultimate LS 500 HP EFI System With Master Kit Long Runner Cathedral Intake

Part Number: FIF-76307

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 750 HP EFI Long Runner Cathedral Intake Fuel Injection Master Kits 76308

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

Part Number: FIF-76308

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS EFI 750 HP Fuel Injection Systems 70008

Fuel Injection System, Ultimate LS EFI, 750 HP, LS1/LS2/LS6, Without Transmission Controller, Kit

Part Number: FIF-70008

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Fuel Injection Systems 70030

Fuel Injection System, Ultimate LS EFI, 1,000 HP, Short Cathedral Port, LS1/LS2/LS6, Without Transmission Controller, Kit

Part Number: FIF-70030

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Fuel Injection Systems 70032

Fuel Injection System, Ultimate LS EFI, 1,000 HP, Long Runner Cathedral Port, LS1/LS2/LS6, Without Transmission Controller, Kit

Part Number: FIF-70032

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS EFI 750 HP Fuel Injection Systems 70081

Fuel Injection Systems, Ultimate LS 750 HP Dual Quad Classic Gold EFI System With Cathedral Port Intake & Transmission Control

Part Number: FIF-70081

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Retro LS Dual-Quad Fuel Injection Systems 70083

Fuel Injection System, Dual Quad Retro, Throttle Body, Gold, ECM, Chevy, LS, Kit

Part Number: FIF-70083

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Retro LS Dual-Quad Fuel Injection Systems 70084

Fuel Injection System, Dual Quad Retro, Throttle Body, Gold, ECM, Transmission Controller, Chevy, LS, Kit

Part Number: FIF-70084

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Retro LS Dual-Quad Fuel Injection Systems 70085

Fuel Injection System, Dual Quad Retro, Throttle Body, Black, ECM, Chevy, LS, Kit

Part Number: FIF-70085

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Retro LS Dual-Quad Fuel Injection Systems 70086

Fuel Injection System, Dual Quad Retro, Throttle Body, Black, ECM, Transmission Controller, Chevy, LS, Kit

Part Number: FIF-70086

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS Cathedral Intake Manifolds with Fuel Rails 70059

Intake Manifold, Fuel Injected, Ultimate Rebel, Short Profile, Aluminum, Black, Cathedral Port, 92 mm, 102 mm, Fuel Rails, LS1, LS2, LS6, Each

Part Number: FIF-70059

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS Cathedral Intake Manifolds with Fuel Rails 70068DBWBB

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

Part Number: FIF-70068DBWBB

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS Cathedral Intake Manifolds with Fuel Rails 70069DBWBB

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

Part Number: FIF-70069DBWBB

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS EFI 750 HP Fuel Injection Systems 70009

Fuel Injection System, Ultimate LS EFI, 750 HP, LS1/LS2/LS6, With Transmission Controller, Kit

Part Number: FIF-70009

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems 70007

3.5 out of 5 stars ( 10 )

Estimated Ship Date: Apr 1, 2026

...Loading

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems 79107

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

Part Number: FIF-79107

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS 500 HP EFI Fuel Injection Systems 79188

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

Part Number: FIF-79188

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS 500 HP EFI Fuel Injection Systems 79189

Fuel Injection System, Ultimate Rebel, 500 HP, Cathedral Port, 92mm, Inline Fuel Pump, LS3 Coils, 36 Lb., EV1, With Transmission Controller, Kit

Part Number: FIF-79189

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS 750 HP EFI Fuel Injection Systems 79190

Fuel Injection System, Ultimate Rebel, 750 HP, Cathedral Port, 102mm, Inline Fuel Pump, LS3 Coils, 55 Lb., EV1, Without Transmission Controller, Kit

Part Number: FIF-79190

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate Rebel LS 750 HP EFI Fuel Injection Systems 79191

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

Part Number: FIF-79191

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79701

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

Part Number: FIF-79701

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 500 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79702

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

Part Number: FIF-79702

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

FiTech Ultimate LS 750 HP EFI Short Cathedral Intake Fuel Injection Master Kits 79703

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

Part Number: FIF-79703

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today