PRO CIRCUIT T-4 Exhaust 4H85080 FX-17/FX-17Y Helmet Peak Factor Mantis is a ground-breaking new

Mantis is a ground-breaking new electronic tire temperature sensor

30% stiffer than stock (most models)

This series bar end can be installed on most hollow bars

Get your plush ride back by replacing your worn out struts with these OEM quality Hydraulic replacements

long-lasting neoprene rubber insert cleats are isolastically mounted on a special chrome socket-head bolt

PRO CIRCUIT T-4 Exhaust 4H85080 FX-17/FX-17Y Helmet Peak Factor Mantis is a ground-breaking newAdvanced design ensures lightning quick throttle response Extensively track and dyno tested Steel Allen head screws make repacking an easy task Exclusive E glass pillow packing Includes USFS approved spark arrestor that can be removed for closed course racing