Had to come back right after it was fitted, paid for a fitting kit and they didn't put a ring in there. The exhaust was blowing because of that. Then the car started develloping that noise within two weeks. When I came back, I got told it was my middle pipe (which is fine). Been going on for 6 months now. Got told by the other garage that the car got fitted with the cheapest shittiest cat available and wasn't exactly a surprise if it had fallen apart
He told me he has to go through 800 invoices. I think he needs to get a secretary. If I buy a faulty telly from Currys, it gets replaced no questions asked