The Muffler That Started It All!
Flowmaster's 40 Series Original Mufflers are designed for street/strip and off-road use. These aggressive sounding mufflers deliver a powerful, classic "Flowmaster Sound" from both inside and outside of the vehicle. Give your exhaust system a great muscle car tone with one of these fully MIG welded 40 Series original mufflers.
- The original high-performance muffler
- Aggressive sound
- Constructed from stainless steel or 16-gauge aluminized steel
- Fully MIG welded