Kooks Headers 11513400 3in SS High Output GREEN Catted Connection Pipes for Mustang GT

The Kooks Headers 11513400 is a pair of high-performance 3-inch stainless steel catted connection pipes engineered specifically for 2015-2024 Ford Mustang GT models equipped with the 5.0L Coyote V8 engine. These GREEN-certified catalytic converter pipes deliver significant power gains while maintaining emissions compliance for street-legal performance.

Key Features:

• 3-inch diameter mandrel-bent T304 aircraft-grade stainless steel construction for maximum exhaust flow
• High-flow catalytic converters meet EPA emissions standards while maximizing horsepower and torque
• GREEN-certified for 50-state legal emissions compliance
• Precision-engineered fitment for 2015-2024 Mustang GT 5.0L applications
• Dyno and race-tested design delivers proven performance gains
• TIG-welded construction ensures leak-free operation and long-term durability
• Manufactured in the USA with premium materials and craftsmanship
• Backed by Kooks Headers limited lifetime warranty to the original purchaser

These connection pipes are designed to work seamlessly with Kooks long tube headers or factory manifolds, providing a complete high-performance exhaust solution. The larger 3-inch diameter reduces backpressure and exhaust restriction compared to factory components, unleashing additional horsepower and improving throttle response. The premium T304 stainless steel construction resists corrosion and discoloration, maintaining appearance and performance for years of reliable service.