how much to fix an exhaust system?
CostHelper readers report paying $80-$647 for replacing a muffler, with an average charge of $280. In some circumstances -- particularly if other parts like the exhaust pipes or catalytic converter also need replacing -- the total can be considerably higher, or as much as $1,000-$2,500 or more. CostHelper readers report receiving quotes of $1,400-$2,200 before finding less-expensive alternatives.