WSM Top End Kit - Standard - Polaris 54-320-10 Factory Don 2 Flexfit Hat Pro Circuit levers are made

Pro Circuit levers are made by Sunline and forged from 6061-T6 aluminum for strength and durability They are designed to fit the stock perch and exceed OEM specifications

Classic 4" styling NH Series internals Machined aluminum end caps Aggressive sound Sold in pairs Made in the U

Features a stainless steel muffler sleeve with a unique metallic black paint applied using ceramic engineering techniques to create a highly temperature-resistant finish Mount brackets and muffler flanges are AISI 304 stainless steel that is TIG-welded for strength Exhaust end cap is carbon fiber with an asymmetrical

Focused on the serious rider who likes to log their data to improve riding skills Able to keep target speed

Z Resin combines several resins with different characteristics and bonds to the many layers and materials of the shell more securely using less resin

WSM Top End Kit - Standard - Polaris 54-320-10 Factory Don 2 Flexfit Hat Pro Circuit levers are madeTop quality piston kit Includes pistons, rings, pins, clips, needle bearings, head and base gaskets and intake and exhaust gaskets and oil filter for 4 stroke models