2-1/2" GREEN Catted Conn. Pipes. 99-04 F150 Lightning 5.4L 2V. Req Kooks Headers 1991 chevrolet camaro Vorshlag upper spring perches are

Vorshlag upper spring perches are included and built to fit the strut style (see "Strut Style" drop down option menu

Many customers know the Berserker Series name in relation to our Active Shock Management (ASM) system

Precision CNC machined and heat treated 4140 Chromoly shanks are utilized to handle the abuse of racing and drifting

The operating temperature of the liner ranges from -65º to 325ºF

Designed and CNC Notched and CNC bent in southern california

2-1/2" GREEN Catted Conn. Pipes. 99-04 F150 Lightning 5.4L 2V. Req Kooks Headers 1991 chevrolet camaro Vorshlag upper spring perches areKooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud