Envy EFI Single Kit with 12 LB. Composite Bottle Utilizing the patented "Shark" nozzle, these systems are fully adjustable, 35,50,75 horsepower for 4 cylinder and V-6 applications, and up to 150h.p. for V-8 and V-12 cars. These systems require no en... More...
Envy Nitrous Kits EVERTHING YOU NEED TO GET OPTIMUM GAINS ET PERFORMANCE FROM A NITROUS-OXCIDE INSTALL. Releasing nitrous-oxcide gases safely and effciently into an engine sounds simple enough, but the smallest comp... More...
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