Cobra 4" Silencer For Yamaha XV 950 2014 - Black Throttle Cables increase engine rpm before valve

increase engine rpm before valve float and have increased roller clearance for steep ramped camshafts

Manufacturer part number: 0021847

MV AGUSTA BRUTALE 800 2013 All Models

Has increased top-end power and mid-range torque levels

Manufacturer part number: 10006222

Cobra 4" Silencer For Yamaha XV 950 2014 - Black Throttle Cables increase engine rpm before valveThe Cobra 4" Silencer For Yamaha XV 950 2014 Black is part of the latest collection from Cobra. Features: Features advanced acoustical tuning technologies for deep rumbling sounds 4" round muffler front expands to 4 1 2" diameter near the rear Comes with a 3" core encased in proprietary Cobra sound tuning materials with specific acoustical dampening and thermal insulation properties; deep bass notes are made possible because of class leading resonance