Holley EFI 12.3" Pro DashThe Holley EFI 12. 3" Pro Dash also features a plethora of inputs and outputs for expanded functionality of your Holley EFI installation. The included 34pin connector has 13 multi configurable inputs for most Holley EFI sensors, such as pressure and temperature. Not using Holley EFI sensors? We still have you covered these inputs are configurable, allowing you to utilize different sensor scaling calibrations. The Pro Dash also features two dedicated

An excellent solution for 4x4 use

this kit is perfect for daily driving while significantly improving cornering performance

may require a press for bushing replacement

Made from high quality steel and has a great looking chrome plated finish

Note: This system eliminates the Factory Exhaust Valves and provides "Dummy" valve stands so the Factory Acutators still work without throwing off a code

5 ratio for use with 7/16" stud Chevrolet V6 and 265-400 Small Block

taking approximately 1-2 hours

Ford Windsor V8's

can destroy the hardening of the gear teeth causing rapid wear of the softened gears

Each Kit is a direct bolt on replacement for the restrictive factory exhaust

Good replacement for turbo charged Grand National

whether it be a launch or high G cornering loads