Shop By Vehicle
Original 40
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. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
- Durable fully welded 16 gauge aluminized steel
- Aggressive Sound Exterior Exhaust Tone
- Noticeable interior resonance
- Excellent Street/Strip and Off Road application