Description
Part Number: 78007
FiTech Ultimate LS 500 HP EFI System with Long Runner Cathedral Intake & Trans Control
Self-tuning multi-port EFI system engineered for cathedral-port LS1, LS2, and LS6 engines with integrated transmission control and LS3 coil pack kit.
Key Features
- ☑ Complete multi-port self-tuning EFI kit rated up to 500 HP
- ☑ High-flow long-runner aluminum intake manifold designed for cathedral port heads (LS1, LS2, LS6)
- ☑ Includes 92mm throttle body and 36 lb/hr high-impedance fuel injectors
- ☑ Integrated electronic transmission control for GM 4L60E, 4L65E, 4L80E, and 4L85E automatic transmissions
- ☑ Complete Go Spark LS3 coil pack set and plug-and-play wiring harness included
- ☑ Self-learning ECU with handheld touchscreen programmer for easy setup without a laptop
Technical Specifications
| Manufacturer | FiTech Fuel Injection |
|---|---|
| Part Number | 78007 |
| Engine Compatibility | GM LS Series (Cathedral Port LS1, LS2, LS6) |
| Maximum Horsepower | 500 HP |
| Injection Style | Multi-port EFI |
| Intake Manifold Style | Long Runner Cathedral Port (Tall) |
| Intake Material | Aluminum |
| Throttle Body Size | 92mm |
| Injector Size | 36 lbs/hr |
| Transmission Control | Yes (GM 4L60E, 4L65E, 4L80E, 4L85E) |
| Coil Pack Included | Yes (Go Spark LS3 Set) |
| ECU & Handheld Controller | Included (Self-Tuning Speed Density) |
What’s Included in the Box
- FiTech Long Runner Cathedral Port Aluminum Intake Manifold
- 92mm Throttle Body & 36 lb/hr Injectors
- High-Flow Fuel Rails & Regulator
- Self-Tuning ECU & Handheld Touchscreen Controller
- Complete Wiring Harness & Sensors (MAP, Coolant, O2)
- Go Spark LS3 Coil Pack Set with Harnesses
- Integrated Transmission Controller Harness
Built to deliver relentless throttle response and effortless tuning, FiTech fuel injection systems provide modern reliability for high-performance GM LS builds. Order your FiTech 78007 kit today from JP Racing for expert motorsport support, genuine performance components, and fast UK dispatch.




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