PRO CIRCUIT T-4 Exhaust 4H85080 FX-17/FX-17Y Helmet Peak Factor and is more resistant to

and is more resistant to buffeting

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

30% stiffer than stock (most models)

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

Includes head and base gaskets

PRO CIRCUIT T-4 Exhaust 4H85080 FX-17/FX-17Y Helmet Peak Factor and is more resistant toAdvanced 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