Flowmaster 40 Series Original Muffler

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  • Regular price $129.00 CAD
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The muffler that started it all, the original 40 Series Muffler

is an aggressive sounding street/strip muffler that delivers

the powerful “Flowmaster Sound” you’ve heard so much

about. If you really want to hear your exhaust system and

that great muscle car tone – from both inside and outside

of the vehicle - the 40 Series is for you.


  • Original high-performance Flowmaster muffler
  • Aggressive sound for people who likes it LOUD
  • Alumanized construction
  • Fully MIG-welded for durability