Description
Part Number: 70083
FiTech Dual Quad Retro Cast LS Port Gold EFI System
Classic dual-quad muscle car aesthetic combined with high-performance multi-port electronic fuel injection for cathedral port GM LS engines.
Key Features
- ☑ Classic Retro Dual-Quad Styling featuring gold-finished throttle bodies and cast aluminum intake manifold
- ☑ Compatible with cathedral port GM LS heads (LS1, LS2, LS6, and similar configurations)
- ☑ High-flow multi-port fuel injection rated to support up to 750 HP (naturally aspirated or forced induction)
- ☑ Includes 55 lb/hr injectors, high-volume fuel rails, wideband O2 sensor, and 3-bar MAP sensor
- ☑ Advanced self-tuning external ECU with built-in boost and nitrous control capabilities
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Manufacturer Part Number | 70083 |
| Engine Compatibility | GM LS Series (LS1 / LS2 / LS6 Cathedral Port Heads) |
| System Type | Multi-Port EFI with Dual Quad Throttle Bodies |
| Finish | Gold Throttle Bodies / Retro Cast Aluminum Manifold |
| Horsepower Rating | Up to 750 HP |
| Injector Size | 55 lb/hr |
| MAP Sensor | 3-Bar (Boost / Forced Induction Ready) |
| ECU Included | Yes (External Standalone Self-Tuning ECM) |
What’s Included in the Box
- Retro Cast Aluminum Cathedral Port Intake Manifold
- Dual Gold-Finished Throttle Bodies
- Set of (8) 55 lb/hr Fuel Injectors & High-Volume Fuel Rails
- External Engine Control Unit (ECU) & Wiring Harness
- Handheld Touchscreen Setup Controller
- Wideband Oxygen Sensor & Weld-In Stainless Bung
- 3-Bar MAP Sensor, Coolant Temp Sensor, and Intake Air Temp Sensor
- Mounting Gaskets, Hardware, and Vacuum Fittings
At JP Racing, we supply top-tier FiTech fuel injection systems engineered to maximize horsepower, throttle response, and driveability. FiTech’s industry-leading manufacturing quality ensures exceptional reliability for both street machines and track builds. Order your FiTech 70083 system today from JP Racing for rapid UK dispatch, full technical advice, and dedicated customer support.




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