FiTech LS1/LS2/LS6 500 HP EFI System With Long Runner Cathedral Intake

The Ultimate LS 500 HP EFI System with Long Runner Cathedral Tall LS1/LS2/LS6 500HP Intake Manifold Kit and 92mm Throttle Body is a complete self-tuning induction system designed for LS engines. Perfect for both DIY hot rodders and professional EFI tuners, this system is ready to install with everything needed to enhance the induction system of your LS engine and get you on the road quickly and efficiently.

Forget the hassle of sourcing mismatched parts; FiTech’s Ultimate EFI is a complete kit that supports everything from junkyard 5.3s to stroker 427s. Check out the list of features and see why upgrading your factory hardware has never been easier.

Master Kit Includes:

Go Fuel Tight Fit Regulator
Go Fuel In Tank Fuel Pump 1000 HP Module

Applications:

This intake manifold fits Cathedral Port LS1/LS2/LS6 heads and is suitable for Small Block V8 GEN. III/IV LS-based Chevrolet street and performance engines with a 1500-6500 RPM power band, supporting up to 500 HP to the flywheel.

4.8 L / 293 c.i. LR4, LS1, LS2, LS6, V8 Camaro/Corvette
5.3 L / 325 c.i. L33, L59, LM4, LM7, V8 Camaro/Corvette
5.7 L / 346 c.i. LS1, LS6, Cadillac CTS V, Pontiac GTO/Trailblazer SS/Firebird/Trans-Am, SSR, Corvette
6.0 L / 364 c.i. LQ4, LQ9, LS2, V8 Camaro/Corvette

Specifications:

Intake manifold height: 9 inches
92mm high flow cable operated throttle body at 7 degrees
Throttle body clearance: Compatible with stock truck accessories (may require new water pump bracket for certain setups)
Optional throttle cable mounting bracket (FiTech part number 70063)

Note: This system is not legal for use on pollution-controlled vehicles and is not CARB approved for use on emission-controlled vehicles. It is designed to control the EFI and ignition on LS-based engines retrofitted into older vehicles that do not require emission controls.