When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I have a 98 accord ex v6. I'm installing a MF 15640 soon cat back system soon. I live in a state and county that doesn't check emmisions. Will I gain performance or just hurt my ride if I punch out the catalytic converter?