Flowmaster Mustang 40 Series Delta Flow Muffler

$12.05 (10%)
Part Number: 159 942444
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This Flowmaster 40 Series muffler features a two chamber design with patented Delta Flow technology for increased scavenging and performance all while keeping the vehicle's cabin quiet. 

Product Features

  • Fully welded 16 gauge steel
  • Race proven patented Delta Flow technology
  • Excellent Street/Strip and off road application

Note: This is a universal muffler. Some modification may be necessary for proper fitment.


CA Residents: Cancer and Reproductive Harm WARNING www.p65warnings.ca.gov.

Fitment & Features


Manufacturer: Flowmaster

Installation Information:

Tools Required: Basic Shop Tools
Install Time: About 1 Hour
Level of Difficulty: Medium
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