Kooks 3410H611 2" x 3" Longtube Headers & OEM Racing Mid Pipes for 12-21 Jeep Grand Cherokee SRT8 6.4L, SRT 392, Trackhawk 6.2L, 18-24 Durango SRT 392, 2021 & 23-25 SRT Hellcat 6.2L HEMI doors Dyno testing

Dyno testing

Point One HEMI Head Stud PackageRecommended for stronger head clamping on boosted street/strip Hellcat combinations

Forged stroker crankshaft

ATS Stage 1 8HP90 / 8HP95 Performance Transmission

and custom ECU and transmission calibration — professionally installed

Kooks 3410H611 2" x 3" Longtube Headers & OEM Racing Mid Pipes for 12-21 Jeep Grand Cherokee SRT8 6.4L, SRT 392, Trackhawk 6.2L, 18-24 Durango SRT 392, 2021 & 23-25 SRT Hellcat 6.2L HEMI doors Dyno testingKooks 3410H611 2 Inch x 3 Inch Stainless Steel Long Tube Headers & OEM Racing Mid Pipes Kooks Headers and 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 street, race, and off road applications winning hundreds of championships and setting countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA, and many