Description
FiTech Ultimate LS 1000 HP EFI System With Short Cathedral Intake
Complete self-tuning multi-port fuel injection induction system designed for Cathedral Port GM LS1, LS2, and LS6 engines up to 1,000 HP.
Product Overview
The FiTech Ultimate LS 1000 HP EFI System (PN 70030) is an all-in-one standalone EFI solution engineered to swap modern GM LS power into street rods, track cars, and drag racers. Built around a 3mm TIG-welded fabricated aluminum short cathedral intake manifold (6.5″ overall height) and a massive 102mm billet cable-operated throttle body, this kit simplifies LS engine tuning while supporting up to 1,000 flywheel horsepower and 30 PSI of forced induction boost.
Key Features
- ☑ High-flow 3mm thick fabricated aluminum short cathedral intake manifold with TIG welding (6.5″ intake height).
- ☑ 102mm billet aluminum cable-operated throttle body mounted at a 7-degree angle.
- ☑ Self-learning ECU with handheld color touchscreen display for effortless tuning.
- ☑ High-capacity 80 lbs/hr fuel injectors included for high-horsepower performance.
- ☑ Integrated 3 BAR MAP sensor supporting boost up to 30 PSI on forced induction builds.
- ☑ High-volume billet fuel rails with -6 AN fittings and crossover fuel line.
- ☑ Sequential fuel injection and spark control with individual cylinder trim capabilities.
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Manufacturer Part Number | 70030 |
| System Type | Multi-Port Self-Tuning EFI System |
| Engine Cylinder Head Style | Cathedral Port (LS1 / LS2 / LS6) |
| Horsepower Rating | Up to 1,000 HP (1,500–6,500 RPM powerband) |
| Throttle Body | 102mm Billet Aluminum (Cable Operated) |
| Intake Height | 6.5 inches |
| Injector Size | 80 lbs/hr |
| MAP Sensor | 3 BAR (Supports up to 30 PSI Boost) |
| Fuel Rail Fittings | -6 AN Outlet / Inlet Crossover |
What’s Included in the Box
- FiTech Fabricated Aluminum Short Cathedral Intake Manifold
- 102mm Billet Cable-Operated Throttle Body
- Self-Learning ECU & Color Touchscreen Handheld Controller
- Plug-and-Play Wiring Harness
- High-Volume Billet Fuel Rails & Crossover Line
- Set of 80 lbs/hr Fuel Injectors
- 3 BAR MAP Sensor & Engine Sensors (O2, Temp, TPS, IAC)
As an authorized UK supplier of FiTech Fuel Injection products, JP Racing ensures authentic performance hardware, dedicated technical support, and fast UK dispatch for all your motorsport fueling and tuning needs.




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