A custom Mustang FlowMaster system will lift all restrictions on how well your Mustang exhaust system can perform. It will be easy to understand why FlowMaster is one of the most respected names in the industry once you rev up your custom Mustang FlowMaster exhaust for the first time. Get the best possible combination of appearance and style with an aftermarket Mustang exhaust system from FlowMaster. You won?t be disappointed with your Mustang Flow Master Exhaust system upgrade.