MCS, oxygen sensor exhaust. OEM style, rear header Rear head pipe Softail: 2021 FLFBS FXBBS FXBRS FXLRS FXST. Front & rear head

Rear head pipe of Softails. Rear header in crossover section to rear muffler of Touring & Trikes front muffler FLHC models. - 12mm threaded. Rear head pipe Softail: 2021 FLFBS FXBBS FXBRS FXLRS FXST. Front & rear head pipe Softail: 2021 FXFBS FLSL FLSB FLHC FLHCS 2022 FLSB Front muffler Touring: 2021 FLHC FLHCS. In crossover Touring: 2021 FLHR FLHRXS FLHT FLHTK FLHX FLHXS FLTRK FLTRX FLTRXS. In crossover Trike: 21-22 FLHTCUTG FLRT.