taller pistons

where we started adding weight to the outside of the weight pivot point

THIS MUFFLER DOES NOT MEET TRAIL DECIBEL REQUIREMENTS

The bolt holding the impeller wheel on is REVERSE / LEFT HAND THREAD

'12-UP F/M/XF/ZR 800/8000 FULL VELOCITY MUFFLER SS - CERAMIC - SKU: 02-120-SC snow flap taller pistonsFull Velocity Fits 2012 up Arctic Cat F ZR XF M 800 8000 Including the C Tec 2 Excellent sound! Mild tone down low with great sound at higher RPM Perfect trail muffler Muffler stays very cool and reduces underhood temps 11 lbs lighter than stock! Gains 3 5 HP! Available in painted stealth black, or ceramic chrome finish SS Ceramic Chrome PN: 02 120 SC