Billet Racespec Shift Box H-Series H F Swap Honda Acura Civic Crx Prelude GSRBillet Racespec Shift Box H Series H Swap For Honda Acura Civic Crx Prelude GSR *Includes Shift Knob Description: The Race Spec Shifter uses a simpler fixed elbow position, which is only height adjustable and ideal for circuit racers who really like to use the tallest setting. For drag racers, this design is perfect for heavy shifting in cars with dog box transmissions and straight cut gears. Unlike a stock transmission, most of us know that you can't