Kooks Headers & Exhaust has released their Stainless Steel GREEN Catted Headers for the 2021+ RAM 1500 TRX 6.2L HEMI. This header system includes two-inch primaries with 3/8" thick flanges and three-inch x H.O. GREEN Catted Connections. Featuring a unique coating that aids the cat in withstanding increased heat in higher horsepower and forced induction applications, the Kooks GREEN Cat creates the proper reaction to function as a catalytic converter in newer vehicle exhaust systems without sacrificing power. Kooks Headers & Exhaust has been the leader in the High-Performance Exhaust Industry for over 50 Years. Since 1962, Kooks has taken pride in offering the best headers and complete exhaust systems for any street, race, and off-road applications. The company has won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA, and many other racing organizations. Features Stainless steel construction GREEN Cat technology 2" primaries 3/8" flanges Application: 2021+ RAM 1500 TRX 6.2L