The Can Am Outlander is available as a Slip-On System in the Performance and Titan Series. At idle, the stock muffler is at 84dB and the Performance Series is at 93dB. The Titan QS Series is at 86dB and the Titan XL Series at 89dB. The system will drop 4.5 lbs with a Performance Slip On. All HMF exhaust systems come with free spark arrestors for each muffler ordered. If you find HMF Exhaust cheaper simply call us.