DSP5 Switch, Lockable, Duramax | 2006 - 2010

The DSP5 keylock switch by Fish Tuning is a 5 position switch designed for LBZ and LMM vehicles. The DSP5 is a five-position switch that includes two keys, which can be removed in positions 1, 3, and 5. For use with EFI Live DSP5 tunes.