i race sts with an engiine chip. not 100% possitive if it is allowed though, i have asked a few people in my class what they think and they said it should be good.tranny chip i think would be fine too. maybe someone else can clarify it for us. __________________ e46 325 brake upgrade, Dinan engine chip, UUC SS brake lines, UCC rotors, m68 17in wheels, Conti extreme contacts, Billstein sport shocks, H&R springs, M3 shock mounts, B&B triflow exhaust, K&N cone filter, Magnecor 8.5 wires, Meyle control arms with caster , Hawk ceramic pads, Understeer M3 SSK, UUC SS clutch line, 320 trans mounts. |