HI, I have 1999 Volkswagen Cabrio, when i speed it up it makes noise as if it has bad muffler. but i don't know its the muffler, catalytic converter, engine mount or what? it is fine when i am not speeding. up to 40 its fine, as soon as i hit gas it makes noise.
Does anyone know what it could be?
Does anyone know what it could be?