Kooks Headers

Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302

Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302
Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302
Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302
Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302
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Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302
Kooks Headers

Kooks 1-3/4" x 3" Header & Catted X-Pipe Kit — Fits 2011-2014 Ford Mustang GT & Boss 302

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SKU: KSH1141H220
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About Kooks Headers Kooks Headers engineers high-quality automotive parts and ...Read More

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$2,598.99 $2,887.62
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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
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Kooks Headers

Kooks Headers engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Kooks Headers lineup with fast shipping and expert fitment support — order with confidence.

Elevate Your Mustang's Performance with Kooks Headers

Transform your 2011-2014 Ford Mustang GT or Boss 302 with the Kooks 1-3/4" x 3" Header and Catted X-Pipe Kit. Engineered for enthusiasts seeking significant power gains and an aggressive exhaust note, this system is a direct bolt-on upgrade designed to optimize exhaust flow and reduce back pressure. Kooks Headers, a leader in high-performance exhaust for over 50 years, ensures each component is meticulously handcrafted in the USA.

Unmatched Quality and Performance

  • Optimized Design: Features 1-3/4" primary tubes and a 3" collector for superior exhaust scavenging and horsepower.
  • High-Flow Catalytic Converters: Integrated catted X-pipe ensures street legality while maximizing flow.
  • Durable Construction: Made from premium stainless steel for exceptional longevity and corrosion resistance.
  • Precision Fitment: Engineered specifically for 2011-2014 Ford Mustang GT and 2012-2013 Boss 302 models, ensuring a hassle-free installation.

Experience the difference a Kooks exhaust system makes. Unlock your Mustang's true potential on the street or track with this proven performance upgrade, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2014 Ford Mustang GT
2012-2013 Ford Mustang Boss 302

Product Details

Product Description
Part Numbers
Sizing & Fit

About Kooks Headers

Kooks Headers engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Kooks Headers lineup with fast shipping and expert fitment support — order with confidence.

Elevate Your Mustang's Performance with Kooks Headers

Transform your 2011-2014 Ford Mustang GT or Boss 302 with the Kooks 1-3/4" x 3" Header and Catted X-Pipe Kit. Engineered for enthusiasts seeking significant power gains and an aggressive exhaust note, this system is a direct bolt-on upgrade designed to optimize exhaust flow and reduce back pressure. Kooks Headers, a leader in high-performance exhaust for over 50 years, ensures each component is meticulously handcrafted in the USA.

Unmatched Quality and Performance

  • Optimized Design: Features 1-3/4" primary tubes and a 3" collector for superior exhaust scavenging and horsepower.
  • High-Flow Catalytic Converters: Integrated catted X-pipe ensures street legality while maximizing flow.
  • Durable Construction: Made from premium stainless steel for exceptional longevity and corrosion resistance.
  • Precision Fitment: Engineered specifically for 2011-2014 Ford Mustang GT and 2012-2013 Boss 302 models, ensuring a hassle-free installation.

Experience the difference a Kooks exhaust system makes. Unlock your Mustang's true potential on the street or track with this proven performance upgrade, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2014 Ford Mustang GT
2012-2013 Ford Mustang Boss 302

Product Details

Product Description

About Kooks Headers

Kooks Headers engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Kooks Headers lineup with fast shipping and expert fitment support — order with confidence.

Elevate Your Mustang's Performance with Kooks Headers

Transform your 2011-2014 Ford Mustang GT or Boss 302 with the Kooks 1-3/4" x 3" Header and Catted X-Pipe Kit. Engineered for enthusiasts seeking significant power gains and an aggressive exhaust note, this system is a direct bolt-on upgrade designed to optimize exhaust flow and reduce back pressure. Kooks Headers, a leader in high-performance exhaust for over 50 years, ensures each component is meticulously handcrafted in the USA.

Unmatched Quality and Performance

  • Optimized Design: Features 1-3/4" primary tubes and a 3" collector for superior exhaust scavenging and horsepower.
  • High-Flow Catalytic Converters: Integrated catted X-pipe ensures street legality while maximizing flow.
  • Durable Construction: Made from premium stainless steel for exceptional longevity and corrosion resistance.
  • Precision Fitment: Engineered specifically for 2011-2014 Ford Mustang GT and 2012-2013 Boss 302 models, ensuring a hassle-free installation.

Experience the difference a Kooks exhaust system makes. Unlock your Mustang's true potential on the street or track with this proven performance upgrade, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2014 Ford Mustang GT
2012-2013 Ford Mustang Boss 302

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