Modern synthetic filter media designed for ultimate oil flow ratewith less pressure drop Engineered for outstanding filtration to meet or exceed OEM specifications Compatible with all of the latest synthetic engine oils Unaffected by racing fuels TUV product endorsed and TUV factory production monitoredAdditonal Fitment:1988-1988 YAMAHA 400 FZR400 Genesis1986-1987 YAMAHA 700 FZX700 Fazer1982-1983 YAMAHA 650 XJ650 Seca1985-1986 YAMAHA 700 XJ700X Maxim X1980-1984 YAMAHA 650 XJ650 Maxim1986-1989 YAMAHA 600 FZ6001982-1983 YAMAHA 750 XJ750 Maxim1984-1990 YAMAHA 900 XJ900F1982-1982 YAMAHA 400 XJ4001981-1983 YAMAHA 550 XJ550 Seca1997-2000 YAMAHA 394 FZ4001985-1986 YAMAHA 750 XJ750X Maxim X1981-1984 YAMAHA 750 XJ7501989-1993 YAMAHA 600 FZR6001991-1993 YAMAHA 903 XJ900F1981-1981 YAMAHA 650 XJ650 Midnight Special1981-1983 YAMAHA 550 XJ550 Maxim1984-1984 YAMAHA 900 XJR900R Seca1983-1983 YAMAHA 750 XJ750M Midnight Maxim1987-1989 YAMAHA 400 FZR400R1977-1983 YAMAHA 400 XS4001982-1985 YAMAHA 650 XJ650 Seca Turbo1982-1983 YAMAHA 900 XJ900RK Seca1978-1982 YAMAHA 250 XS2501984-1985 YAMAHA 550 XJ5501986-1987 YAMAHA 700 FZ700 Genesis1988-1990 YAMAHA 400 FZR4001990-1999 YAMAHA 600 FZR600R1985-1986 YAMAHA 700 XJ700 Maxim1984-1993 YAMAHA 600 FJ6001990-1990 YAMAHA 592 YX600 Radian1984-1992 YAMAHA 600 XJ6001981-1983 YAMAHA 750 XJ750R Seca1983-1983 YAMAHA 900 XJ900R Seca1986-1991 YAMAHA 600 YX600 Radian