Started to change color after 1 week, now looks rusty. Extremely loud at any rpm, unbearable exhaust rumble when driving, get ready for a penalty from the cops and your neighbors will hate you in the morning if you want it to look like this just get a muffler adapter because tvr performance has one customer-specific sells cheap, however, you get a noticeable performance boost at medium and high speeds. Cheapest PS mod for the money.