Huge weight savings of titanium plus offers substantial performance gains Fully tunable with modular end caps that will allow for easy changes that let the tuner/racer effortlessly shape the powerband of their machine 3 modular end caps are available - the standard hi-flo 2 in, 1 3/4 in and 1 1/2 in end caps for more tractable power and a spark arrestor module for forest legal applications Must be used in conjunction with stainless or titanium mid pipe, see following page for applications With Titanium Header