what exhaust

[DAMO_5L]

hey all just wonderin what size exhaust would be better on a 5L with a bit of work... its already got extractors and 2 n a half inch but i want better

 

[jdjones]

twin cat for sure now theres two options either go twin 2 1/4 all the way with two centre mufflers and two resi's at the rear.or twin 2 1/4 into single 3ich with one centre muffler and one rear resi in my opinion the 3inch option sounds heaps better.but both are great for performance