Kooks Headers 11413600 3in x 2-3/4in GREEN Catted H-Pipe Stainless Steel

The Kooks Headers 11413600 GREEN Catted H-Pipe is a high-performance exhaust component designed specifically for 2011-2014 Ford Mustang GT 5.0L Coyote engines equipped with Kooks 3-inch long tube headers. This EPA-certified mid-pipe combines exceptional flow with emissions compliance, making it an ideal choice for street-driven performance vehicles.

EPA-Certified GREEN Catalytic Technology:

Kooks has partnered with Global Emissions Systems Inc. (GESI) to offer exclusive GREEN catalytic converters featuring advanced precious metal coatings. These 300-cell high-flow catalytic converters are EPA verified and rated for forced induction applications up to 850 horsepower. The GREEN Cats maintain the same horsepower gains as Kooks off-road systems while eliminating emissions-related check engine lights and meeting EPA Federal emissions standards.

Key Features:

• Constructed from aircraft-grade 304 stainless steel with 16-gauge tubing
• 3-inch inlet connects to Kooks long tube headers via ball and socket connection
• 2-3/4-inch OEM-style outlet connects to factory exhaust using existing clamps
• Handles up to 800 horsepower and exhaust temperatures up to 1500°F
• H-pipe design delivers deep, aggressive exhaust tone
• Includes two GREEN catalytic converters, stainless steel H-pipe, and exhaust clamps
• Compatible with 1-3/4-inch x 3-inch or 1-7/8-inch x 3-inch Kooks long tube headers
• No welding, cutting, or drilling required for installation

Performance Without Compromise:

This catted H-pipe system is engineered for enthusiasts who demand both performance and reliability. The GREEN Cats are ideal for naturally aspirated, turbocharged, and supercharged applications, making them perfect for daily drivers that see weekend track duty. Installation requires light to moderate mechanical skill and takes approximately 2 hours.

Note: Must be used with Kooks Headers with 3-inch collectors. Not legal for sale, installation, or use on licensed vehicles in California. Backed by Kooks' Limited Lifetime Warranty to the original purchaser.