BD Diesel Staging Limiter: *CONSISTENT 1/4 MILE TIMES* are now much easier with BD's Staging Limiter. Preset your best Turbo Boost or engine RPM launching parameter so you can focus your eyes on the lights keep holding your accelerator pedal on the floor then release your brake pedal for consistent launches.

*ELIMINATE OVER OR UNDER BOOST LAUNCHES.* Great for all racers - especially bracket racers. Easy install kit comes with factory and universal connections with dash mounted controls. Works with height adjustable pedal assemblies!