i have a hks hiper muffler and front pipe on my wrx import its very loud, is there any way without taking it off to quieten it down?? heard some exhausts have a type of bung would this help??? many thanks in advance

 

H&s made a bung for my straight through 3" exhaust with 5" tailpipe and it made a huge difference...can recommend his services.

 

do you have the number mate if so would be great

 

Posts on here as scooby exhausts,i think.i,ll dig the number out for you.

 

www.haywardandscott.co.uk

01268 727256

 

thank you very much i will give them a call. out of interest how much did they charge?