Exhaust system. Kawasaki ZX7R P1-P7 1996-2003 (ALL ZX7R MODELS) - Lightweight stainless steel exhaust headers developed using the latest RD, we have redesigned the ZX7R headers to be light and use the best flowed internals possible. - No re-jetting required. Made to perform with standard ZX7R settings, if you have a bike that has been modified it may need to be returned to standard. - Gaskets, silencer mounting straps, and clamp are included. - Downpipe Material : 304 grade stainless steel. - Silencer Material : 304 Grade Polished Stainless Steel. - Silencer Body Length excluding tips = 300mm - Silencer Part number: 300SS - Silencer is fitted with a removable baffle, instructions are included. - See the Silencer .