BLACK DIAMOND EXHAUST VALVE HD SPORTSTER 57-69 UTV Vehicles>>Polaris EXTENDED SHOULDER RUBBER- Helps protect

EXTENDED SHOULDER RUBBER- Helps protect the critical sidewall failure zone

our Powder Lite Munchie Muffler is the way to go

Ride smooth with this sleeker

increased power transfer

so that you can skip that trip to the hardware store

BLACK DIAMOND EXHAUST VALVE HD SPORTSTER 57-69 UTV Vehicles>>Polaris EXTENDED SHOULDER RUBBER- Helps protectAll KPMI Black Diamond stainless steel valves are impregnated by a special German process to a depth of . 002, with a surface build up of . 0002. This Black Diamond process improves wear properties, reduces friction, and provides resistance to corrosion and wear that is superior to chrome and nickel electrolysis plating. Black Diamond Valves are light, strong, one piece forgings with profiles that provide excellent flow characteristics.