Wiseco 4250VMF Ring Set - 4.250in. helmets-modular-helmets-street Choose how you want to

Choose how you want to be heard and bolt on a Borla(r)

long-lasting engine

5 fitment and can be used for installing boost gauges

Waterproof and vibration-resistant gauge construction

Wiseco 4250VMF Ring Set - 4.250in. helmets-modular-helmets-street Choose how you want toEach ring set is for one piston. Wiseco rings only fit Wiseco pistons. Vehicle Fitment: 2018 2020 Harley Davidson FLDE Deluxe 107 2018 2019 Harley Davidson FLFB Fat Boy 107 2018 2021 Harley Davidson FLHC Heritage Classic 107 2017 2021 Harley Davidson FLHR Road King 2017 2019 Harley Davidson FLHRXS Road King Special 2019 2021 Harley Davidson FLHT Electra Glide Standard 2017 2019 Harley Davidson FLHTCU Electra Glide Ultra Classic 2017 2018 Harley