Installation Time
(approx) 3 Hours
Difficulty Level:
Mechanical expertise or professional installation required.
Installation Guides
No guide available for this part yet.
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FiTech Fuel Injection Ultimate LS1/LS2/LS6 500HP Intake Manifold Kit with 92mm Throttle Body (Universal; Some Adaptation May Be Required)
Item EK-25-389090-1
$0.00
Our Price
$1,986.60 kit
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- FiTech Fuel Injection Ultimate LS1/LS2/LS6 500HP Intake Manifold Kit
- Includes a 92mm Bore Throttle Body, a Hand-Held Controller with Touch Screen and Cable, a Windshield Mount for the Controller, an LS ECU, 36 Pound-per-Hour Flow-Matched Injectors, a Fuel Pump Relay Output, High-Volume Fuel Rails, Mounting Brackets, -6AN Fittings, Screws, Bolts, a Throttle Position Sensor, an Idle Air Control Motor, an Idle Air Temperature Sensor, a Wide Band O2 Sensor, a Stainless Oxygen Sensor Bung Kit, and a Custom Wire Harness
- Self-Tuning
- Compatible with Cathedral Port LS1, LS2, or LS6 Heads
- For Use with Small Block V8 GEN III/IV LS-Based Chevrolet Engines with 1,500 to 6,500 RPM Power Bands Up to 500 HP On the Flywheel Including 4.8 L / 293 c.i. LR4, LS1, LS2, LS6; 5.3 L / 325 c.i. L33, L59, LM4, LM7; 5.7 L / 346 c.i. LS1, LS6; and 6.0 L / 364 c.i. LQ4, LQ9, LS2 Engines
- Intake Manifold is 6.5 Inches Tall
- Comes in Kits
- Universal Fit
Description
Complete EFI Performance Kit. The FiTech Fuel Injection Ultimate LS1/LS2/LS6 500HP Intake Manifold Kit is a comprehensive solution for upgrading fuel delivery and performance in small block LS-based Chevrolet engines. Designed for use on a wide range of Gen III/IV engines, this self-tuning EFI kit offers performance enhancement and simple setup for high-powered builds. Ideal for street machines and restomods, it delivers everything needed for optimized fuel injection and management up to 500 horsepower at the flywheel.
Construction and Appearance. The intake manifold in this kit stands 6.5 inches tall and features high-volume fuel rails, a 92mm bore throttle body, and -6AN fittings. Components are precision-built and matched for durability and performance, while the included stainless oxygen sensor bung kit and custom wire harness ensure full integration. The system is designed to support engines with cathedral port LS1, LS2, or LS6 heads, providing both compatibility and a clean, performance-ready look under the hood.
Installation. Engineered as a universal solution, this intake manifold kit installs using direct bolt-on techniques and requires no specialized tuning knowledge thanks to the self-learning EFI system. The included hand-held touch screen controller and windshield mount simplify adjustments and monitoring. The adaptable layout accommodates a wide range of LS-based platforms and includes mounting brackets, sensors, and all necessary wiring and hardware.
Application. This FiTech Fuel Injection Ultimate LS1/LS2/LS6 500HP Intake Manifold Kit is a universal fit. It is designed for Gen III/IV small block Chevrolet V8 engines and provides a complete, tunable EFI conversion with support for a wide power band and multiple engine displacements.
FiTech Fuel Injection 70001
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Intake Manifold Kit
Questions & Answers
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