Kooks 2015–2024 Ford Mustang GT / Dark Horse 5.0L 1-7/8" Stainless Steel Headers with GREEN Catted Connection Pipes

Get the ultimate power boost for your Coyote-powered Mustang with the Kooks 1-7/8” Long Tube Headers and GREEN Catted Connection Pipe Kit. Designed for the 2015–2024 Ford Mustang GT and Dark Horse models, this premium header system delivers dyno-proven gains and enhanced exhaust flow — all while remaining emissions-compliant with EPA-verified GREEN Cats.

Key Features:

• Fits 2015–2024 Ford Mustang GT and Dark Horse 5.0L V8
• 1-7/8” Mandrel-Bent Primaries with 3” Collectors
• Kooks GREEN Cats: EPA-verified 400-cell high-flow catalytic converters – rated for up to 750 RWHP
• 3/8” Thick Laser-Cut Flanges for a precise and durable fit
• Dual bolt pattern header flanges for compatibility
• Includes OEM-style adapters for stock exhaust integration
• Patented scavenging spike in collectors for optimized exhaust velocity
• Includes gaskets, clamps, oxygen sensor extension harnesses, and mounting hardware
• Made in the USA from T304 Aircraft-Grade Stainless Steel
• Limited Lifetime Warranty – backed by over 60 years of proven performance

What’s Included:

• 1-7/8” Stainless Steel Long Tube Headers
• GREEN Catted Connection Pipes
• OEM-Style Exhaust Adapters
• Clamps, Gaskets, Oxygen Sensor Extensions, and Full Hardware Kit

Technical Specifications:

• Material: 304 Stainless Steel
• Primary Tube Diameter: 1.875” (1-7/8")
• Collector Size: 3.000”
• O2 Sensor Ports: Yes
• Installation Hardware: Included

Vehicle Fitment:

• 2015–2024 Ford Mustang GT 5.0L V8 (All Trims)
• 2021–2022 Ford Mustang Mach 1 5.0L V8
• 2019–2020 Ford Mustang Bullitt 5.0L V8
• 2024 Ford Mustang Dark Horse 5.0L V8 (Base & Premium)

Why Choose Kooks?

• Over 60 Years of Performance Heritage
• Handcrafted in the USA
• Trusted by Champions in NHRA, NASA, NMRA, and More
• Precision Fit, Race-Tested Durability, and Proven Power

Experience the Kooks difference with industry-leading exhaust flow, horsepower gains, and unmistakable American-made quality. Get Kookin’ with KOOKS!