all the Stg. 3 upgrades can be found on Bahn Brenner's website, it includes the ECU pulley kit, cam, adj. cam gear, FPR, other mods are, nuespeed intake, Bahn Brenner outlet on the supercharger, one peice 4-2-1 header, full header back 2 1/2in. exhaust, car has nuespeed suspension, also has a valance kit all the way around the car....all new cooling system. theres more but thats all i can think of for now....