K&N Universal Clamp-On Air Filter 3-15/16in FLG / 5-1/2in B / 4-1/2in T / 4-7/16in H Oil Pumps The valve stops brake fluid

The valve stops brake fluid from draining back into the master cylinder

Complete system: headers

Year Make Model Submodel 2006-2013 Audi A3 Base 2015-2016 Audi A3 TDI Premium 2015-2016 Audi A3 TDI Premium Plus 2015-2016 Audi A3 TDI Prestige 2006-2013 Audi A3 Quattro Base 2008-2009 Audi TT Base 2008-2011

Vibrant 5in O

1999-2000 Honda Civic Si 1999 Honda Civic Value Package 1992-1995 Honda Civic VX 1988-1989 Honda Civic Wagovan 1993-1997 Honda Civic del Sol S 1993-1997 Honda Civic del Sol Si 1994-1997 Honda Civic del Sol VTEC 1989-1991 Honda CRX Base 1988 Honda CRX DX 1988-1991 Honda CRX HF 1988-1991 Honda CRX Si 1997-2000 Honda Prelude Base 1992-1996 Honda Prelude S 1995 Honda Prelude SE 1992-1996 Honda Prelude Si 1992-1994 Honda Prelude Si 4WS 1997-2000 Honda Prelude Type SH 1993-1996 Honda Prelude VTEC

K&N Universal Clamp-On Air Filter 3-15/16in FLG / 5-1/2in B / 4-1/2in T / 4-7/16in H Oil Pumps The valve stops brake fluidK&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra strong molded pliable rubber flanges which absorb vibration and allow for secure