18-24 Softail, (except 18-24 FLSB, 18-20 FXFB, 18, 20 FXFBS 114, 19 FXFB 114, 19-20 FXDRS 114, 21-24 FXFBS), 21-24 Touring, 17-20 Sportster, 21-24 Trike, 17 FXDB, 17 FXDL
Note: 21-24 Touring models, only left side, 21-24 Trike models only for crossover pipe