Kooks Headers 3400H420 1-7/8" Stainless Steel Long Tube Headers with Catted Connection Pipes

The Kooks Headers 3400H420 is a complete long tube header system engineered specifically for 2006-2010 Jeep Grand Cherokee SRT8 models equipped with the 6.1L HEMI engine. This performance exhaust system features 1-7/8" diameter primary tubes constructed from high-quality 304 stainless steel for exceptional durability and corrosion resistance.

Key Features:

• 1-7/8" diameter stainless steel primary tubes for optimized exhaust flow
• 304 stainless steel construction ensures long-lasting performance
• Includes catted OEM connection pipes for emissions compliance
• 3" collector design for improved scavenging and power gains
• Precision mandrel-bent tubing maintains consistent diameter throughout
• CNC laser-cut flanges for perfect fitment
• TIG welded for maximum strength and leak-free performance
• Handcrafted in the USA with over 50 years of header manufacturing expertise

This system delivers significant horsepower and torque gains throughout the RPM range while maintaining a deep, aggressive exhaust tone. The included catalytic converters ensure 50-state legal emissions compliance when replacing factory catalysts. Designed for direct bolt-on installation using factory mounting locations and OEM-style connections.