Kooks Headers and Exhaust developed stainless steel long tube headers and torque scavenging X-pipes. This system has a dyno proven 32 RWHP on the stock tune. Construction includes CNC mandrel bent 304 stainless steel with 3/8' thick, hand ported flanges. X-Pipe features include EPA certified GESI ultra high performance Green catalysts and additional O2 bung for tuning. For the first time, included with Stingray headers are Cometic multi layer steel gaskets, ARP header bolts, and Torca ball and socket system clamps for leak free performance. X-pipe not included with headers, X-pipe sold separately.