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Mustang PartsMustang ExhaustMustang Mufflers and ResonatorsFlowmaster Original 40 Series Offset Muffler

Flowmaster Original 40 Series Offset Muffler

Item #:18401
Manufacturer Info:Flowmaster 42543
Market Price:$89.99 - You Save 11% ($10.00)
Our price:$79.99 (each)
Availability:Usually ships the same business day.
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Flowmaster Original 40 Series Offset Muffler - Flowmaster 42543
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Product Features
Quick Facts
  • Signature Flowmaster Sound
  • Original Two Chamber Technology
  • Offset inlet and outlet design
  • 2.5" inlet/outlet diameter
  • Aluminized Steel Construction
  • Sold Individually
Give your Mustang that unmistakable Flowmaster Sound with a pair of Original 40 Series Mufflers from AmericanMuscle.
Product Description

That Flowmaster Sound. Improve your Mustangs exhaust flow for an increase in horsepower and a deeper throatier exhaust note with a set of Flowmaster 40 Series Mufflers for a truly classic muscle car sound.

Superior Design. The Flowmaster 40 Series Mufflers are MIG welded from durable 16 gauge aluminized steel for durability and value. The 40 series mufflers use Flowmasters original two chamber design to increase power and sound. And each muffler is embossed with the "Flowmaster" name so you know it is the real article.

Application. The 40 Series Muffler's outer case measures 4" x 9.75" x 13", and features a 2.5" diameter inlet and outlet in an offset configuration. This is the perfect muffler for the 1979 to 2004 Mustangs.

Mustang Fitment: 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

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