Boyesen Power Reeds use a patented dual-stage fiberglass design for more airflow, more air velocity and more overall power. This item fits the following applications: 2006 Yamaha PW80, 2005 Yamaha PW80, 2004 Yamaha PW80, 2003 Yamaha PW80, 2002 Yamaha PW80, 2001 Yamaha PW80, 2000 Yamaha PW80, 1999 Yamaha PW80, 1998 Yamaha PW80, 1997 Yamaha PW80, 1996 Yamaha PW80, 1995 Yamaha PW80, 1994 Yamaha PW80, 1993 Yamaha PW80, 1992 Yamaha PW80, 1991 Yamaha PW80, 1990 Yamaha PW80, 1989 Yamaha PW80, 1988 Yamaha PW80, 1987 Yamaha PW80, 1986 Yamaha PW80, 1985 Yamaha PW80, 1984 Yamaha PW80, 1983 Yamaha PW80.