MagnaFlow 16394 Cat-Back Exhaust System — 99-04 Ford Mustang Mach 1 V8 4.6L

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SKU: MAG16394
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About Magnaflow MagnaFlow has been America's leader in stainless steel ...Read More

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Sale price$1,441.59 Regular price$1,612.04
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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

About Magnaflow

MagnaFlow has been America's leader in stainless steel performance exhaust since 1981. From the rumbly Pro Street to the OE-quiet Touring series, every MagnaFlow exhaust delivers measurable HP, an unmistakable note, and a lifetime warranty.

Watch in action

MagnaFlow Competition Series Cat-Back Exhaust for 1999-2004 Ford Mustang Mach 1

Unleash the aggressive potential of your 4.6L V8 with the MagnaFlow 16394 Competition Series Cat-Back Performance Exhaust System. Specifically designed for the 1999-2004 Ford Mustang Mach 1, this system delivers a deep, resonant, and attention-grabbing exhaust note that complements its performance capabilities. Crafted from premium stainless steel, it ensures durability and resistance to corrosion, even in harsh driving conditions.

Performance and Sound Engineered:

  • Aggressive Exterior Sound: Engineered to produce a bold, commanding sound that announces your Mustang's presence.
  • Moderate Interior Sound: Enjoy a refined cabin experience with minimal drone, allowing for comfortable daily driving.
  • Dyno-Proven Performance: Features fast-flowing, mandrel-bent 3-inch main piping for unrestricted exhaust flow, maximizing horsepower and torque gains.
  • Dual Straight-Through Mufflers: Utilizes high-flow mufflers that minimize backpressure, contributing to enhanced engine performance.
  • Dual Split Rear Exit: Aesthetically pleasing design with a dual split rear exit configuration.
  • 3-Inch Polished Tips: Comes with 3-inch polished, clamp-on single wall angle-cut edge tips for a sporty and premium finish.
  • Cat-Back System: Replaces your vehicle's exhaust system from the catalytic converter back, offering a complete performance upgrade.

This MagnaFlow system is more than just an exhaust; it's an enhancement to your Mustang Mach 1's driving experience. The combination of aggressive sound, improved performance, and durable construction makes it an ideal choice for enthusiasts seeking to optimize their vehicle's auditory and performance characteristics. Experience the difference that quality engineering makes.

Upgrade your Mustang's exhaust. Get the MagnaFlow 16394 system at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2004 Ford Mustang GT
2001 Ford Mustang GT Bullitt
2003-2004 Ford Mustang Mach 1

Product Details

Product Description
Part Numbers
Sizing & Fit

About Magnaflow

MagnaFlow has been America's leader in stainless steel performance exhaust since 1981. From the rumbly Pro Street to the OE-quiet Touring series, every MagnaFlow exhaust delivers measurable HP, an unmistakable note, and a lifetime warranty.

Watch in action

MagnaFlow Competition Series Cat-Back Exhaust for 1999-2004 Ford Mustang Mach 1

Unleash the aggressive potential of your 4.6L V8 with the MagnaFlow 16394 Competition Series Cat-Back Performance Exhaust System. Specifically designed for the 1999-2004 Ford Mustang Mach 1, this system delivers a deep, resonant, and attention-grabbing exhaust note that complements its performance capabilities. Crafted from premium stainless steel, it ensures durability and resistance to corrosion, even in harsh driving conditions.

Performance and Sound Engineered:

  • Aggressive Exterior Sound: Engineered to produce a bold, commanding sound that announces your Mustang's presence.
  • Moderate Interior Sound: Enjoy a refined cabin experience with minimal drone, allowing for comfortable daily driving.
  • Dyno-Proven Performance: Features fast-flowing, mandrel-bent 3-inch main piping for unrestricted exhaust flow, maximizing horsepower and torque gains.
  • Dual Straight-Through Mufflers: Utilizes high-flow mufflers that minimize backpressure, contributing to enhanced engine performance.
  • Dual Split Rear Exit: Aesthetically pleasing design with a dual split rear exit configuration.
  • 3-Inch Polished Tips: Comes with 3-inch polished, clamp-on single wall angle-cut edge tips for a sporty and premium finish.
  • Cat-Back System: Replaces your vehicle's exhaust system from the catalytic converter back, offering a complete performance upgrade.

This MagnaFlow system is more than just an exhaust; it's an enhancement to your Mustang Mach 1's driving experience. The combination of aggressive sound, improved performance, and durable construction makes it an ideal choice for enthusiasts seeking to optimize their vehicle's auditory and performance characteristics. Experience the difference that quality engineering makes.

Upgrade your Mustang's exhaust. Get the MagnaFlow 16394 system at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2004 Ford Mustang GT
2001 Ford Mustang GT Bullitt
2003-2004 Ford Mustang Mach 1

Product Details

Product Description

About Magnaflow

MagnaFlow has been America's leader in stainless steel performance exhaust since 1981. From the rumbly Pro Street to the OE-quiet Touring series, every MagnaFlow exhaust delivers measurable HP, an unmistakable note, and a lifetime warranty.

Watch in action

MagnaFlow Competition Series Cat-Back Exhaust for 1999-2004 Ford Mustang Mach 1

Unleash the aggressive potential of your 4.6L V8 with the MagnaFlow 16394 Competition Series Cat-Back Performance Exhaust System. Specifically designed for the 1999-2004 Ford Mustang Mach 1, this system delivers a deep, resonant, and attention-grabbing exhaust note that complements its performance capabilities. Crafted from premium stainless steel, it ensures durability and resistance to corrosion, even in harsh driving conditions.

Performance and Sound Engineered:

  • Aggressive Exterior Sound: Engineered to produce a bold, commanding sound that announces your Mustang's presence.
  • Moderate Interior Sound: Enjoy a refined cabin experience with minimal drone, allowing for comfortable daily driving.
  • Dyno-Proven Performance: Features fast-flowing, mandrel-bent 3-inch main piping for unrestricted exhaust flow, maximizing horsepower and torque gains.
  • Dual Straight-Through Mufflers: Utilizes high-flow mufflers that minimize backpressure, contributing to enhanced engine performance.
  • Dual Split Rear Exit: Aesthetically pleasing design with a dual split rear exit configuration.
  • 3-Inch Polished Tips: Comes with 3-inch polished, clamp-on single wall angle-cut edge tips for a sporty and premium finish.
  • Cat-Back System: Replaces your vehicle's exhaust system from the catalytic converter back, offering a complete performance upgrade.

This MagnaFlow system is more than just an exhaust; it's an enhancement to your Mustang Mach 1's driving experience. The combination of aggressive sound, improved performance, and durable construction makes it an ideal choice for enthusiasts seeking to optimize their vehicle's auditory and performance characteristics. Experience the difference that quality engineering makes.

Upgrade your Mustang's exhaust. Get the MagnaFlow 16394 system at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2004 Ford Mustang GT
2001 Ford Mustang GT Bullitt
2003-2004 Ford Mustang Mach 1

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