05-14-2013, 11:08 AM
Your car will suddenly be very, very loud.
The engine is typically designed to work against the backpressure of the exhaust system; with the catalytic converter removed (and thus, no muffler) there can be some damage.
The engine is typically designed to work against the backpressure of the exhaust system; with the catalytic converter removed (and thus, no muffler) there can be some damage.