1999-04 Mustang Magnaflow Competition Series Catback Exhaust System GT/Mach 1/Bullitt by Magnaflow

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  • Magnaflow Mustang Performance Catback Exhaust System (99-04) GT/Mach 1/Bullitt 4.6 15673

Upgrade your 1999-2004 Mustang's exhaust system with this Magnaflow Competition Series catback exhaust kit!

Item #MPE-15673
MPN# 15673

Everyday Low Price: $662.82

In Stock Ships from supplier by Monday, August 19

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  • Dyno Tested
  • Increased Horsepower & Torque
  • Aggressive Exhaust Tone


  • 4" Round Muffler
  • 2.5" Tubing
  • 3.5" Polished Tips

What's in the Box

  • (1) Catback Exhaust Kit

Made in the USA

Product Description

Mustang Performance Exhaust
MagnaFlow Competition Series Exhaust Systems are designed for those seeking maximum performance, reduced mass and an aggressive exhaust note that demands attention. This exhaust kit is a direct replacement for your factory exhaust and is designed to increase horsepower and torque in your 99-04 Mustang GT, Bullitt, or Mach 1.

Magnaflow Quality
This Competition Exhaust system features 4" round mufflers, 2.5" tubing, and 3.5" polished stainless tips to add a custom look to your New Edge while providing you with better performance and a throaty exhaust tone. This system features all-welded, mandrel-bent tubing for a clean, uniform look.

- Fits 1999-2004 Mustang GT, Bullitt, or Mach 1

Magnaflow Exhaust Warranty - Click Here

California Residents:

WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov

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Vehicle Applications

Ford Mustang - 1999 (99) - 2000 (00) - 2001 (01) - 2002 (02) - 2003 (03) - 2004 (04)

About This Brand

Magnaflow - Power and Sound
A well known name and leader in the industry, Magnaflow has set the standard for aftermarket Mustang exhaust components. Utilizing products made in the USA, Magnaflow uses the latest technology to fabricate high quality cat back and axle back exhaust systems. Each exhaust kit is dyno tested and flow bench tested to provide the best sound and most power to get your Mustang performing at its best.

On May 18, 2000, MagnaFlow Performance Exhaust was awarded the ISO-9001 certificate. ISO-9001 is an international quality standard created by the International Organization for Standardization to define quality management and manufacturing systems. It has 20 specific design, material, and process requirements that help MagnaFlow/Car Sound ensure customer satisfaction with our products and services on Mustangs and Lightnings. ISO-9001 certified companies are re-audited every six months to ensure that quality standards are maintained.

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