Air Filter

K&N Custom Air Filters can increase horsepower up to 12%. They are available in a wide range of sizes, designs and shapes for virtually every application. K&N Custom Clamp On Air Filters are usually not used with OEM air boxes because of their larger than OEM size. They allow considerably more air flow than a stock air box set-up. Generally up to 25% increase in jet sizes will be required because of K&N filters increased air flow. K&N Clamp on Filters are not street legal.

Fits, Fitment
1971|Yamaha|XS650|
1972|Yamaha|XS650|
1973|Yamaha|XS650|
1974|Yamaha|XS650|
1975|Yamaha|XS650|
1976|Kawasaki|KZ750B [2Cyl]|
1976|Yamaha|XS650|
1977|Kawasaki|KZ750B [2Cyl]|
1977|Suzuki|GS400X|
1977|Yamaha|XS650|
1978|Kawasaki|KZ750B [2Cyl]|
1978|Suzuki|GS400X|
1978|Yamaha|XS650|
1978|Yamaha|XS650S Special|
1979|Kawasaki|KZ750B [2Cyl]|
1979|Suzuki|GS425|
1979|Suzuki|GS425E|
1979|Suzuki|GS425L|
1979|Yamaha|XS650|
1979|Yamaha|XS650S Special|
1980|Kawasaki|KZ750B [2Cyl]|
1980|Kawasaki|KZ750G Ltd II [2Cyl]|
1980|Suzuki|GS425E|
1980|Yamaha|XS650|
1980|Yamaha|XS650S Special|
1981|Yamaha|XS650|
1981|Yamaha|XS650S Special|
1982|Kawasaki|KZ750M CSR [2Cyl]|
1982|Suzuki|GS450GA|
1982|Yamaha|XS650S Special|
1983|Honda|VT750C Shadow|
1983|Kawasaki|KZ750K Ltd Belt [2Cyl]|
1983|Suzuki|GS450E|
1983|Suzuki|GS450GA|
1983|Suzuki|GS450L|
1983|Suzuki|GS450T|
1983|Suzuki|GS450TX|
1983|Yamaha|XS650S Special|
1984|Kawasaki|KZ750K Ltd Belt [2Cyl]|
1985|Suzuki|GS450GA|
1985|Suzuki|GS450L|
1986|Suzuki|GS450L|
1987|Kawasaki|EX500|
1987|Suzuki|GS450L|
1988|Kawasaki|EX500|
1988|Suzuki|GS450L|
1989|Kawasaki|EX500|
1990|Kawasaki|EN500 Vulcan 500|
1990|Kawasaki|EX500|
1991|Kawasaki|EN500 Vulcan 500|
1991|Kawasaki|EX500|
1992|Kawasaki|EN500 Vulcan 500|
1992|Kawasaki|EX500|
1993|Kawasaki|EN500 Vulcan 500|
1993|Kawasaki|EX500|
1994|Kawasaki|EN500 Vulcan 500|
1994|Kawasaki|EX500 Ninja 500|
1995|Kawasaki|EN500 Vulcan 500|
1995|Kawasaki|EX500 Ninja 500|
1996|Kawasaki|EN500 Vulcan 500|
1996|Kawasaki|EN500C Vulcan 500 Ltd|
1996|Kawasaki|EX500 Ninja 500|
1997|Kawasaki|EN500C Vulcan 500 Ltd|
1997|Kawasaki|EX500 Ninja 500|
1997|Kawasaki|EX500 Ninja 500R|
1998|Kawasaki|EN500C Vulcan 500 Ltd|
1998|Kawasaki|EX500 Ninja 500R|
1999|Kawasaki|EN500C Vulcan 500 Ltd|
1999|Kawasaki|EX500 Ninja 500R|
2000|Kawasaki|EN500C Vulcan 500 Ltd|
2000|Kawasaki|EX500 Ninja 500R|
2001|Kawasaki|EN500C Vulcan 500 Ltd|
2001|Kawasaki|EX500 Ninja 500R|
2002|Kawasaki|EX500 Ninja 500R|
2003|Kawasaki|EX500 Ninja 500R|
2004|Kawasaki|EX500 Ninja 500R|