i bought this for my cold fusion nitrous set up and ended going a different route. i bought this form harris speedworks and ikt is brand new never used. it retails on their website for 129.00 i am selling it for 115.00 plus 5.00s/h

Description: RPM window switches activate a nitrous system during a preset rpm "window" such as 3000 through 5700 rpm's. This prevents possible engine by waiting until the engine has reached a higher rpm before turning on the nitrous and by turning the nitrous off before the engine reaches its rev-limiter or over revs.

Technical Specifications: Microprocessor Controlled | Turn on: 2500-4000 | Turn off: 5300-6800 | Install setup LED's | First Gear Lock-Out(TM) | Shift light output | 4/6/8 cylinder modes |