The NEW HPS Performance Insert/spark arrestor is the easiest and most affordable performance you can add to your Yamaha YXZ1000R Side x Side. Constructed with a 100% forest approved non-corrosive, high quality 304L Stainless Steel spark arrestor screen allowing you to not only add over +4 HP to your machine but keep you completely responsible and legal as you continue to enjoy your favorite recreational areas. With 60% more flow through your stock exhaust and more performance sound there is no need to buy loud slip-ons or expensive full exhaust systems.
NOTE: Plugging the exhaust smog vents on engine valve cover is recommended/necessary when doing any performance mods to the YXZ.
Features: -Dyno tested and proven. -Minimal increase in sound levels for a quiet system. -All stainless steel construction. -Oversize outlet. -100% forest approved. -Very affordable and easy to install.