Flowmaster (42542): Original 40 Series Muffler

The Original 40 Series muffler from Flowmaster delivers an aggressive exterior and interior tone. If you’ve been looking to add the iconic Flowmaster sound to your ride, this is the muffler for you! The 42542 is made from 16-gauge aluminized steel and is fully MIG welded for maximum durability.

Note: Universal muffler; not a direct fit (some adaptation required).

Features

  • Durable, fully welded 16-gauge aluminized steel.
  • Aggressive exterior exhaust tone.
  • Notable interior resonance.
  • 5” in (C) / out (O).
  • Excellent street/strip and off-road performance.
  • Made in America.
Flowmaster (42542): Original 40 Series Muffler
Flowmaster (42542): Original 40 Series Muffler

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Though this is not a paid review, this content has been produced by The AAM Group in support of manufacturers with whom it has a business relationship.

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