MBRP 04-09 Yamaha YZF 450 Slip-On Exhaust System w/Sport Muffler - AT-6403SP

ATV Exhaust System With Sport Muffler Slip-On System 1.75 in. Inlet 4.25 in. Diameter Body Chambered Muffler CLEAN LOOKS AND A PERFORMANCE SOUND - MBRP SPORT SERIES, Quickly bolt on an MBRP Sport Series exhaust and enjoy the new deep tumble coming from your ATV or SXS. Slam the throttle for an aggressive sound, or cruise all day long without worrying about being obnoxious. This exhaust focuses on enjoying the trails and delivering a balanced tone. Note: Chambered Muffler.