1.8K views · 59 reactions | 1969 Mustang Coupe powered by a 351W breathing through Flowmaster 40 Series mufflers. The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. https://holley-social.com/FlowMaster #FlowMaster #FlowMasterMufflers #FlowMasterEquipped #Flowmaster40Series | Flowmaster | Facebook

This Flowmaster Outlaw Axle-back exhaust system is specifically designed for 2015-17 Ford MustangGT coupes and convertibles with the 5.0L engine. The system features all stainless steel mandrel bent tubing leading into a pair of our race-proven Outlaw series mufflers, for an aggressive exterior sound level with a noticeable interior sound level. The system finishes with a pair of large 4.00-inch black ceramic coated tips for an aggressive look that matches the attitude of the Outlaw sound level.