cats

Hi there, looking to purchase high-flow cats for my 2018 Mustang GT with a cat back exhaust. Having a hard time trying to find any for sale online. Can anyone give me some recommendations or leads?

Up for sale are catless connection pipes meant to connect TSP long tube headers to your stock exhaust. I don't believe TSP sells these anymore, they only sell the catted ones. Price: $100 Location: Cincinnati, OH Shipping: Yes, buyer pays shipping

I read that some people melted their cats with a forced induction build, I'm currently running stainless power LTs with high flow CATs. Wondering if anyone on here can give me some piece of mind that its uncommon to melt high flow cats. Most of the people I saw with melted cats were on race...

Just replaced both 02 Sensors yesterday car finally seems to be reading but not maybe adjusting for some reason. I started noticing when I brake or begin to come to a stop (braking) or sometimes even randomly driving my AFR surges between 17-20 for a decent amount of time ..is this normal ? I...

Hey all, I just wanted some opinions on a little custom exhaust idea that I have and I wanted to see if anyone has tried a similar thing. So I want to get some long tubes, probably 2m because they're pretty affordable and I've seen a lot of good reviews, but I also need to stay emissions...