I've noticed a issue recently after swapping from a catless DP to my catted one for inspection. When idling, I'll see the RPM dip to around 600-700 or so, and it is always accompanied by the smell of gas or exhaust. I used to only see this after filling up, but now it is just happening...

Hey Guys, Wanted to give you a quick update on some different exhaust options for the new 2014 Fiesta ST Magnaflow has released their cat back exhaust (includes sound clip): Check it out here MRT has also released a cat back exhaust (includes sound clip): Check it out here Let me know...