Viper

Viper is a tuning shop and Nissan Silvia specialist in Kawagoe, Saitama Prefecture, set up in March 1997. Viper tunes and maps engines, swaps engines and converts cars from automatic to manual, overhauls engines, does bodywork, full repaints and approved modifications, and sells drift cars and used cars.

Viper makes its own parts for the Silvia S13, S14 and S15, the 180SX, the Skyline and the Toyota JZX100: stainless mufflers, FRP front fenders, adjustable wide tread spacers, uprated handbrake shoes and clutch brackets.