Honda CRM250 (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1989-1993, Honda XR250 Baja (HFF1015 Foam Filter to fit with HFF1015C filter cage), Honda XR250 L (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1991-1999, Honda XR250 RG,RH (HFF1015 Foam Filter to fit with HFF1015C ME06 filter cage) 1986-1987, Honda XR250 RJ,RK (HFF1015 Foam Filter to fit with HFF1015C ME06 filter cage) 1988-1989, Honda XR250 R-L,M,N,P,R,S,T,V,W,X,Y,1,2,3,4 (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1990-2004, Honda XR250 Super (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1997-2004, Honda XR350 RD,RE,RF (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1983-1985, Honda XR400 R-V,W,X,Y,1,2,3,4 (HFF1015 Foam Filter to fit with NE03 HFF1015C filter cage) 1996-2004, Honda XR440 R/SM-V,W,X,Y,1,2,3,4 (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1996-2004, Honda XR600 RF,RG,RH (HFF1015 Foam Filter to fit with PE04 HFF1015C filter cage) 1985-1987, Honda XR600 RJ,RK,RL,RM,RN,RP (HFF1015 Foam Filter to fit PE04 with HFF1015C filter cage) 1985-1990, Honda XR600 RR,RS,RT,RV,RW,RX,RY,R-1,R-2 (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1994-2002, Honda XR650 L (HFF1015 Foam Filter to fit with HFF1015C filter cage) 1993-20, Honda XR650 L (HFF1015 Foam Filter to fit with HFF1015C filter cage) 2021