Kooks Headers 1132H230 1-3/4in. Long Tube Headers & GREEN Connection Kit 2007-2010 Shelby GT500 5.4L 4V

The Kooks 1132H230 is a complete 1-3/4-inch long tube header and GREEN (X) connection kit designed for the 2007–2010 Ford Shelby GT500 equipped with the 5.4L 4-valve engine. Engineered to dramatically improve exhaust flow, reduce back pressure, and unlock the full performance potential of your supercharged Mustang, this kit is a proven upgrade for serious street and track enthusiasts.

Key Features:

• Primary tube diameter: 1-3/4 inches for optimized scavenging and mid-to-top-end power gains
• Includes GREEN (X) connection mid-pipe kit for a complete bolt-in header-back solution
• Constructed from 304 stainless steel for superior corrosion resistance and long-term durability
• Mandrel-bent tubing ensures consistent inner diameter throughout every curve for maximum flow
• TIG-welded collector and tube joints for precision fitment and leak-free performance
• Handcrafted in the USA at Kooks' domestic manufacturing facility
• Designed as a direct-fit replacement — no cutting, trimming, or fabrication required
• Compatible with stock or aftermarket exhaust systems downstream

Kooks Headers & Exhaust has been a trusted name in high-performance exhaust manufacturing since 1962, with championship wins across NHRA, IHRA, NMCA, NMRA, NASCAR, and SCCA competition. Every Kooks header is still independently owned, family-operated, and proudly made in the United States.

The 1132H230 is an ideal choice for Shelby GT500 owners looking to increase horsepower, improve exhaust tone, and deliver a complete, well-matched header-to-mid-pipe system in a single purchase.