05-10 Ford Mustang GT 4.6L 3V Kooks 1131H220 1-3/4" Header and Catted (X) Connection Kit

05-10 Ford Mustang GT 4.6L 3V Kooks 1131H220 1-3/4" Header and Catted (X) Connection Kit

The Kooks 1131H220 1-3/4" Header and Catted (X) Connection Kit is a premium performance upgrade designed specifically for the 2005-2010 Ford Mustang GT 4.6L 3V. This kit features high-flow, 400-cell catalytic converters and 1-3/4" mandrel-bent primaries that maximize exhaust flow and engine efficiency, delivering substantial gains in horsepower and torque. The headers are built with 16GA 304 stainless steel for durability and come equipped with 3/8" thick laser-cut flanges to ensure a precise and secure fit. Designed to connect to the stock exhaust with a 2-1/2" outlet, this kit offers a simple, effective solution for enhancing your Mustang’s exhaust system.

This system is intended for naturally aspirated applications only and includes all the necessary hardware for installation, making it easy to achieve a perfect fit. With an aggressive exhaust tone, improved performance, and durability that stands up to extreme conditions, the Kooks 1131H220 is the perfect choice for serious Mustang enthusiasts.

Key Features:

• 16GA 304 Stainless Steel Construction for long-lasting durability and corrosion resistance.
• 3/8" Thick Laser-Cut Flanges for a precise, leak-free seal and optimal fitment.
• 1-3/4" Mandrel-Bent Primaries for smooth exhaust flow and maximum performance gains.
• Kooks Performance 400-Cell High-Flow Catalytic Converters for improved exhaust flow while maintaining emissions compliance.
• Stock Bolt Pattern ensures compatibility with factory mounting points for easy installation.
• 2-1/2" Outlet connects directly to the OEM exhaust, making integration with the factory system hassle-free.
• Includes All Necessary Hardware for a complete installation, including gaskets and clamps.

Benefits:

• Increased Horsepower and Torque: Maximizes exhaust flow for significant performance improvements.
• Aggressive Exhaust Tone: Delivers a deeper, more performance-oriented exhaust note.
• Durable Construction: The 304 stainless steel construction ensures lasting resistance to heat, rust, and corrosion.
• Optimized for Stock Fitment: Directly connects to the OEM exhaust with a 2-1/2" outlet, simplifying installation.
• Easy Installation: Includes all necessary hardware and is designed to use the stock bolt pattern.
• Emissions Compliant: 400-cell high-flow catalytic converters allow for improved performance while meeting emissions standards.
• Warranty-Backed: Comes with a limited warranty for added peace of mind.

Product Specs:

• Material: 304 Stainless Steel
• Finish: Stainless Steel (Natural Finish)
• Primary Tube Diameter: 1-3/4"
• Outlet Size: 2-1/2" (connects to OEM exhaust)
• Catalytic Converters: 400-cell high-flow Kooks Performance Catalysts
• Flanges: 3/8" thick laser-cut flanges
• Application: Automotive performance exhaust
• Shape: X-Pipe
• Includes: All necessary hardware for installation

Install Difficulty Level

The Kooks 1131H220 Header and Catted (X) Connection Kit is designed for relatively easy installation, especially when paired with Kooks Headers. The kit includes all the necessary hardware to ensure a smooth and efficient install. With basic mechanical skills and the right tools, you can expect the installation to take about 3-4 hours. For those less familiar with exhaust system installs, professional help is recommended to ensure proper fitment and secure connections.

Vehicle Fitment

• Vehicle Year Range: 2005-2010
• Make: Ford
• Model: Mustang GT
• Engine: 4.6L 3V V8

For any questions about this product or to report inaccuracies in the description, contact the MPT Performance experts at (407) 636-7077 or by email.