Magnaflow Street Series Cat-Back Exhaust System — 1999-2004 Ford Mustang GT/Mach 1

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SKU: MAG15671
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Magnaflow Street Series Cat-Back Exhaust System for 1999-2004 Ford Mustang ...Read More

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Sale price$1,239.92 Regular price$1,386.56
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

Magnaflow Street Series Cat-Back Exhaust System for 1999-2004 Ford Mustang GT & Mach 1

Elevate the performance and sound of your 1999-2004 Ford Mustang GT or Mach 1 with the Magnaflow Street Series Cat-Back Performance Exhaust System (15671). This system is engineered to deliver Magnaflow's signature resonant, powerful engine tone while providing dyno-proven performance gains. Designed for a moderate exterior and mild interior sound level, it offers an exhilarating driving experience without compromising daily comfort.

Key Features & Benefits:

  • Enhanced Performance: Features fast-flowing, mandrel-bent 2.5-inch main piping designed to optimize exhaust gas flow, leading to noticeable improvements in horsepower and torque.
  • Signature Sound: Incorporates two Straight-Through mufflers to produce a deep, powerful, and smooth exhaust note that complements the Mustang's V8 engine.
  • Sporty Aesthetics: Equipped with a Dual Split Rear exit configuration, featuring 3.5-inch polished, clamp-on single wall angle-cut tips for a muscular and aggressive rear-end appearance.
  • Durable Construction: Crafted from high-quality stainless steel for exceptional durability and resistance to corrosion, ensuring longevity.
  • Complete Cat-Back Upgrade: This system replaces your stock exhaust from the catalytic converter back, providing a full performance and sound enhancement.

The Magnaflow Street Series Cat-Back system is the ideal choice for Mustang enthusiasts seeking a balance of performance, a refined yet assertive sound, and a visually appealing upgrade. Transform your driving experience with an exhaust system built for power and presence.

Get the ultimate exhaust upgrade for your Mustang. Explore Magnaflow at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

Magnaflow Street Series Cat-Back Exhaust System for 1999-2004 Ford Mustang GT & Mach 1

Elevate the performance and sound of your 1999-2004 Ford Mustang GT or Mach 1 with the Magnaflow Street Series Cat-Back Performance Exhaust System (15671). This system is engineered to deliver Magnaflow's signature resonant, powerful engine tone while providing dyno-proven performance gains. Designed for a moderate exterior and mild interior sound level, it offers an exhilarating driving experience without compromising daily comfort.

Key Features & Benefits:

  • Enhanced Performance: Features fast-flowing, mandrel-bent 2.5-inch main piping designed to optimize exhaust gas flow, leading to noticeable improvements in horsepower and torque.
  • Signature Sound: Incorporates two Straight-Through mufflers to produce a deep, powerful, and smooth exhaust note that complements the Mustang's V8 engine.
  • Sporty Aesthetics: Equipped with a Dual Split Rear exit configuration, featuring 3.5-inch polished, clamp-on single wall angle-cut tips for a muscular and aggressive rear-end appearance.
  • Durable Construction: Crafted from high-quality stainless steel for exceptional durability and resistance to corrosion, ensuring longevity.
  • Complete Cat-Back Upgrade: This system replaces your stock exhaust from the catalytic converter back, providing a full performance and sound enhancement.

The Magnaflow Street Series Cat-Back system is the ideal choice for Mustang enthusiasts seeking a balance of performance, a refined yet assertive sound, and a visually appealing upgrade. Transform your driving experience with an exhaust system built for power and presence.

Get the ultimate exhaust upgrade for your Mustang. Explore Magnaflow at GGCRACING.

Product Details

Product Description

Magnaflow Street Series Cat-Back Exhaust System for 1999-2004 Ford Mustang GT & Mach 1

Elevate the performance and sound of your 1999-2004 Ford Mustang GT or Mach 1 with the Magnaflow Street Series Cat-Back Performance Exhaust System (15671). This system is engineered to deliver Magnaflow's signature resonant, powerful engine tone while providing dyno-proven performance gains. Designed for a moderate exterior and mild interior sound level, it offers an exhilarating driving experience without compromising daily comfort.

Key Features & Benefits:

  • Enhanced Performance: Features fast-flowing, mandrel-bent 2.5-inch main piping designed to optimize exhaust gas flow, leading to noticeable improvements in horsepower and torque.
  • Signature Sound: Incorporates two Straight-Through mufflers to produce a deep, powerful, and smooth exhaust note that complements the Mustang's V8 engine.
  • Sporty Aesthetics: Equipped with a Dual Split Rear exit configuration, featuring 3.5-inch polished, clamp-on single wall angle-cut tips for a muscular and aggressive rear-end appearance.
  • Durable Construction: Crafted from high-quality stainless steel for exceptional durability and resistance to corrosion, ensuring longevity.
  • Complete Cat-Back Upgrade: This system replaces your stock exhaust from the catalytic converter back, providing a full performance and sound enhancement.

The Magnaflow Street Series Cat-Back system is the ideal choice for Mustang enthusiasts seeking a balance of performance, a refined yet assertive sound, and a visually appealing upgrade. Transform your driving experience with an exhaust system built for power and presence.

Get the ultimate exhaust upgrade for your Mustang. Explore Magnaflow at GGCRACING.

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