ECO series is for the price-conscious rider that wants to get every ounce of power out of his/her motor but does not want to break the bank. Offered as only slip ons, the ECO series is affordable yet powerful. A cheap price does not equal a cheap exhaust. Our ECO series is built to the same rigorous standards as the rest of our lineup and does not skimp on quality, performance or sound.- 6061 brushed aluminum muffler housing, 304 stainless steel mid pipe and black end tip- Much lighter than stock- Increased horsepower and torque- Removable screen-type spark arrestor included