Comment by lostlogin
6 hours ago
> Infact a popular tuner company, APR, that provides flashes tested the recent Volkswagen GTI and R generation with their most common tune and determined that with their tune removing the cat had a nominal impact.
Do you mean minimal impact?
Yes. I made a mistake in how I worded that. They are able to tune to other bottlenecks in the car while keeping the cat.
Probably. I read it as “had an impact but kept the performance stayed nominal.”