Kooks Headers 2862H420 1-7/8in Stainless Steel Header and Catted Connection Kit 2019+ GM 1500 5.3L

The Kooks Headers 2862H420 is a complete 1-7/8 inch stainless steel header and catted connection kit engineered specifically for 2019 and newer GM 1500 Series trucks equipped with the 5.3L engine. This premium exhaust system delivers significant performance gains while maintaining emissions compliance with integrated high-flow catalytic converters.

Key Features:

• 1-7/8 inch primary tube diameter optimized for 5.3L power band
• 304 stainless steel construction for durability and corrosion resistance
• Includes catted connection pipes with high-flow catalytic converters
• Precision-engineered for 2019+ GM 1500 Series trucks with 5.3L engines
• Handcrafted in the USA with over 50 years of exhaust expertise
• Reduces backpressure for increased horsepower and torque
• Improved exhaust flow enhances throttle response and engine sound
• Direct bolt-on installation with OEM-quality fitment

Kooks Headers has been the industry leader in high-performance exhaust systems since 1962, with proven success across NHRA, IHRA, NMCA, NASCAR, and numerous other racing series. This complete header and connection kit provides the foundation for a full exhaust upgrade, delivering the power gains and aggressive sound that Kooks is known for while maintaining street legality with the included catalytic converters.