Building on a partnership with Sinister Performance (a modern Mopar performance shop) Fine Line Imports was commissioned to tune one of Sinister Performances Stage 3 power packages for this 5.7l Dodge Challenger RT. This kit consists of a ProCharger Stage II Intercooled system, 85mm Throttle Body, custom ground Sinister Performance Forced Induction Profiled Camshaft, Borla long tube catless headers, Corsa cat-back, Snow Performance Water-Methanol Injection and a custom FLI tune with the Diablo Sport CMR software. When we first dynoed this car all stock it came in at 346 WHP and 373 WTQ after the Sinister stage 3 performance package and FLI tune a total of 503 whp and 501 WTQ was attained a total of +157 WHP and 128 WTQ.

To see the complete build, visit here.