MagnaFlow Mustang GT Competition Series Cat-Back Exhaust (2005-2009)

$620.50 (37%)
MagnaFlow's 16674 Competition Series cat-back exhaust system gives your Mustang GT both a better sound and great performance. The cat-back system helps to eliminate restriction in the exhaust with the use of smooth bends, larger tubing, and straight-through mufflers.

Part Number: 263 16674
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Wake up your Mustang with better sound and improved performance when you upgrade to the MagnaFlow Mustang GT Competition Series cat-back. This exhaust system gives your S197 an impressive sound that will definitely turn heads, wherever you go. 

Impressive sound. The MagnaFlow cat-back exhaust kit amplifies and refines the great sound of the 4.6L V8 engine in your Mustang. The mufflers in the system tune the exhaust note with acoustic fibers and deliver a deep and aggressive exhaust tone like classic muscle cars.

Enhanced performance. Reduced restriction thanks to smooth mandrel bends, larger diameter tubing, and straight through mufflers, ensures that the exhaust will not hold your Mustang back. With this cat-back, your S197 will perform as good as it looks and sounds. 

Features & Benefits: 

  • 3.5" Polished T304 tips
  • 3" mandrel-bent pipe
  • T409 construction
  • Smooth deep idle
  • Increased volume
  • Straight-through mufflers
  • Minimized restriction
  • Better performance and throttle response
About MagnaFlow: Exhaust systems from MagnaFlow are designed to deliver great quality, impressive performance, and a mean sound. Systems are tested with industry-leading technology to ensure that these goals are met. With 35+ years of experience in the exhaust industry, MagnaFlow can take your Mustang to the next level.

CA Residents: Cancer and Reproductive Harm WARNING

Fitment & Features


Manufacturer: MagnaFlow

Installation Information:

Level of Difficulty: Easy
Install Time: About 1 1/2 Hours
Tools Required: Basic Shop Tools

Vehicle Fitment:

Fits Trim Levels: GT, Bullitt, GT500
Fits Model Year: 2005, 2006, 2007, 2008, 2009
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