FiTech LS1/LS2/LS6 750 HP EFI System With Long Runner Cathedral Intake, In Tank 440 LPH Pump Module & Go Fuel Regulator Master Kit

The Ultimate LS 750 HP EFI Intake Manifold Kit with 102mm throttle body is a complete, self-tuning system for LS engines, perfect for both DIY hot rodders and professional EFI tuners. This Master Kit includes everything needed for an efficient, fast installation, helping you avoid mismatched parts or re-flashed ECUs.

Suitable for a range from junkyard 5.3s to powerful 427 strokers, FiTech’s Ultimate EFI is a full-featured kit, ready to bring any LS engine to life with ease.

Master Kit Includes:

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

Application:

This intake manifold fits Cathedral Port LS1/LS2/LS6 heads and supports Small Block V8 GEN. III/IV LS-based Chevrolet engines, with a 1500-6500 RPM power band, providing up to 750 HP to the flywheel. Also includes a 3 BAR MAP sensor for boosted applications up to 30 PSI.

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
102mm high-flow cable-operated throttle body angled at 7 degrees
Throttle body clears stock truck accessories; may require a new water pump bracket depending on setup

Note: This system is not legal for use on pollution-controlled vehicles and is not CARB approved for emission-controlled vehicles. It’s designed for LS-based engines in older, non-emission-controlled vehicles.