EFI Kit, Base, FiTech Ultimate LS EFI

Superior Airflow & Good Looks! Upgrade your LS swap.

FiTech's Ultimate LS Induction systems are designed as a complete system for your LS engine and are ready to be installed out of the box! The sheet metal intake looks stellar and delivers the performance to match for engines ranging from 500-750 horsepower. Kits are available with or without built-in transmission controls for popular GM 4-speed automatics. There are kits available with a taller intake to accept the truck accessory drive assembly. •Cast throttle body with a 92mm(500 HP) or 102mm(750 HP) inlet •Sheet metal design is ideal for a 1500-6500 rpm power band •Self-learning technology maintains your target air/fuel ratio settings •Sequential fuel and spark control with individual cylinder trim •Connects to 24x and 58x cam sensors •Knock sensor control connects to factory sensors •3-Bar MAP sensor for boosted applications up to 30-psi •Tach output driver works with most tachs •Two programmable electric fan outputs •Wide band oxygen sensors •Custom wiring harness for a direct plug-in installation •Control the shift points and firmness of 4L60/65/80/85 transmissions Master kits include the above plus: •FiTech EFI Kit with Inline Pump Kit This kit is supplied with our heavy duty 255 LPH external fuel pump that is suitable to support engines producing up to 650 horsepower. This kit includes 40 feet of high pressure fuel hose, two fuel filters including a serviceable 10-micron filter, fittings, mounts and clamps. •FiTech EFI Kit with Force Fuel System The new Force Fuel System mounts under the hood and uses the stock fuel pump to supply fuel to the reservoir. Inside is an efficient 340 LPH electric pump that produces the high pressure required of the EFI system. This kit is supplied with the reservoir assembly and includes a built-in pressure regulator, 5-feet of high pressure hose, -6AN fittings and an efficient 10-micron serviceable fuel filter.