Originally posted by Cronic
Do you notice a performance difference when you do this?
Have you tried running with the exhaust both on, and off?
Just curious.
Back to the topic at hand. A hollow cat will not sound like shit. Any exhaust you get is going to be pretty loud. There's just no avoiding it really. go with 2.25 mandrel pipping, or 2.5 crushed pipe.
What size would be better for 00' Si 2.25 or the 2.5?
__________________
TR Hydroponics Abuser #36329
J a s o0o n: i need to get piss ass shit face fuck bag bitch ass drunk god damn