I have a Viper 350HV. It runs around $250.00 installed. I also had a digital tilt sensor added because of the whole ordeal with my last set of wheels. The tilt sensor was around $40.00 extra.

Vinny 2000 T-RED CSVT MODS: 18" REV model 2 ST200 struts/Roush springs CTA intake Pipe/K&N Filter Dtec Heatshield Optimized TB True Duals w/ magnaflow mufflers/resonators