i have a 94 civic coupe with a b16 sir2 swap and a stock for now header. What test pipe application shouldi purchase for eg/ek/dc or what? length? The problem im having is the exhaust is hanging to far out back like 2-4" past my rear bumper. is also has a ls cat so the header and cat dnt bolt up quite good. i want my muffer under my car not poking thar far out. what should i do.

 

you can get the adjustable omni power, 100