A question often asked is: Which muffler is better, Magnaflow or Flowmaster? Both exhaust brands have been around since the early 1980s, both have the word "flow" in their names, and both brands have ...

Flowmaster is always perfecting its products. Sometimes it's done on the dyno, at the track or on the road. To this end, Flowmaster's GTO was used over the past two seasons as a "Test Mule" for their ...