Ihave the Stillen on my 11 G37 am happy with it I made 412 WHP with a custom tune. their kit is good ,you will here some different things on here. but I like it, just see my threads on it. Right now .I'm trying to get to 500 WHP out of it with some upgrades but ran into some throttle body issue. I have a ongoing thread 500 WHP.
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14 Q50 AWD, ARK, ECUTEK (SEB), Takda, 
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