hope i wont crack no pistons ..shame on you for thinking of that...you a very bad man =)....anyways I have it on my car for awhile now...all is good...running star stage 2 with no turbo timer, no boost guage, no vc1 , no egt guage , no check valves....and it runs cool =) hopefully i'll get everything install soon...dammit i want to install it myself but im retarted lol