1998 Ford Mustang Performance Exhaust System Kits

Your 1998 Ford Mustang might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Performance Exhaust System Kits you desperately need.

We currently carry 3 Performance Exhaust System Kits to choose from for your 1998 Ford Mustang, and our inventory prices range from as little as $574.99 up to $863.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Performance Exhaust System Kits for the 1998 Ford Mustang. We only sell parts from trusted brands like Flowmaster Inc. so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Performance Exhaust System Kits stock in-person!

Performance Exhaust System Kits for Your 1998 Ford Mustang

MagnaFlow – Street Series Cat-Back Performance Exhaust System (Part No.15638)

Street Series Cat-Back Performance Exhaust System

from

$863.99
The MagnaFlow 1994-1998 Ford Mustang Street Series Cat-Back Performance Exhaust System brings out the personality of your 4.6L, 5.0L 1994-1998 Ford Mustang with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 3.5in. Polished Clamp-On Single Wall Angle Cut Cut Edge tips, this Ford Mustang exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Ford Mustang’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 15638 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15638 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty.

Product Features:
  • Dyno-proven performance
  • Durable corrosion-resistant stainless steel construction
  • CNC precision robotic manufacturing techniques
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MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.15677)

Competition Series Cat-Back Performance Exhaust System

from

$863.99
The MagnaFlow 1994-1998 Ford Mustang Competition Series Cat-Back Performance Exhaust System 15677 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 4.6L, 5.0L 1994-1998 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 3.5in. Polished Clamp-On Single Wall Angle Cut Cut Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 15677 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 15677’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.

Product Features:
  • Crafted from 409 stainless steel with all mandrel-bent tubing
  • Increased horsepower and torque
  • Aggressive exterior sound
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Flowmaster Inc. – Cat-back System – Dual Rear Exit – Force II – Moderate Sound (Part No.17277)

Cat-back System - Dual Rear Exit - Force II - Moderate Sound

from

$574.99
For the person who is looking for a complete Cat-back dual exhaust system with an quieter tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. Force II systems deliver a moderate exterior tone and moderate to mild interior tone, and are suited to customers looking for efficiency improvements without a lot of noise. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
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FAQs for 1998 Ford Mustang Performance Exhaust System Kits

What are the most popular Performance Exhaust System Kits for the 1998 Ford Mustang?

With 2 brands you can trust, our most popular Performance Exhaust System Kits for the 1998 Ford Mustang parts are:
Competition Series Cat-Back Performance Exhaust System
from $863.99
This product is not rated
Competition Series Cat-Back Performance Exhaust System
Performance Exhaust System Kits
Street Series Cat-Back Performance Exhaust System
from $863.99
This product is not rated
Street Series Cat-Back Performance Exhaust System
Performance Exhaust System Kits
Cat-back System - Dual Rear Exit - Force II - Moderate Sound
from $574.99
This product is not rated
Cat-back System – Dual Rear Exit – Force II – Moderate Sound
Performance Exhaust System Kits