The Ultimate LS 750 HP Tall LS1/LS2/LS6 750HP Intake Manifold Kit with 102mm Throttle Body is a complete self-tuning induction systems for LS engines designed for the do-it-yourself hot rodder to the professional EFI tuner! This system is ready to go with everything needed to complete the induction system of your LS engine and get you on the road easily and faster than any system on the market today. Forget sourcing mismatched parts and cutting and splicing old harnesses and re-flashed ECU’s from Craiglist tuners. FiTech’s Ultimate EFI is a complete Kit. Suitable for that junkyard 5.3 to a stroker 427, we have you covered! Check out the list of features and you will wonder why it’s never been so simple to ditch that old factory hardware or top off that fresh long block. We have taken the work out of getting your new or pull-out LS up and running in a flash. That’s why we call this intake manifold kit the Ultimate EFI.

This Master Kit comes with:

  • Go Fuel Tight Fit Regulator
  • Go Fuel In Tank Fuel Pump 1000 HP Module
Application: Intake manifold will fit Cathedral Port LS1/LS2/LS6 heads.
Small Block V8 GEN. III/IV LS-based Chevrolet street and performance engines with a 1500-6500 rpm power-band up to 750 HP to the flywheel and contains a 3 BAR MAP sensor for power adder applications that supports up to 30 PSI of boost.
  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
Intake manifold height is 9 inches.
102mm high flow cable operated throttle body sits at 7 degrees.
Throttle body will clear any stock truck accessories depending on the type of water pump, if there is truck water pump accessory clearance interference you will need to get a new water pump bracket.
Optional, not included: throttle cable mounting bracket (FiTech part number 70063)
Not legal for use on pollution controlled vehicles: FiTech?s Ultimate LS System is not CARB approved for use on emission controlled vehicles. This system is designed to control the EFI and ignition on LS based engines being retrofit into older vehicles that do not require emission controls.

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.