Kooks Headers 3410H421 1-7/8" Stainless Steel Headers with Catalytic Converters

The Kooks Headers 3410H421 is a premium stainless steel long tube header system engineered specifically for 2012-2020 Jeep Grand Cherokee SRT and Dodge Durango SRT models equipped with the 6.4L (392 HEMI) V8 engine. These headers feature 1-7/8" primary tubes designed to maximize exhaust flow and unlock significant horsepower and torque gains from your high-performance HEMI engine.

Key Features:

• 304 stainless steel construction for superior durability and corrosion resistance
• 1-7/8" diameter primary tubes optimized for performance
• 3" collectors for maximum exhaust scavenging
• Includes high-flow catalytic converters for 50-state emissions compliance
• OEM connection points for direct bolt-on installation
• CNC-machined flanges ensure perfect sealing and fitment
• 100% hand-built and TIG welded in the USA
• Includes all necessary hardware and gaskets

Kooks Headers has been the industry leader in high-performance exhaust systems since 1962, with over 50 years of proven racing heritage in NHRA, NASCAR, and road racing. Every Kooks system is handcrafted in the USA using mandrel-bent tubing and precision welding to deliver race-proven performance with street-friendly reliability. The catted design maintains emissions compliance while delivering the aggressive exhaust note and performance gains your SRT deserves.