More Power under the Hood

Out of sight should not be out of mind in auto racing! Most auto racing enthusiasts know that what lies under the hood matters, but what about the systems under the chassis. Brakes and transmission occupy much of our attention, and some car racing fans spare the occasional thought for suspension. However, how about your muffler and exhaust system? When was the last time you took a look? Do you know what a new muffler and exhaust can do for you?