DannoSupra Posted May 8, 2007 Share Posted May 8, 2007 Evenng.... My sup's got a 3" Turbo Back stainless custom exhaust. it jst dsnt sound like a supra... is it possible to get a either a 4" double decat and get a 4" HKS Titanium. or should i get a 3" Double decat and a NUR Spec It is decatted now, got centre box and rear box, but basicly straight through Also will it boost more with a 4" de-cat, instead of a 3"? Any suggestions off you guys? Cheers Quote Link to comment Share on other sites More sharing options...
Pete Posted May 8, 2007 Share Posted May 8, 2007 Drill some holes in the back box. Quote Link to comment Share on other sites More sharing options...
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