Fits 911 90-95

Fits 928 80-89

O-Ring 6.5x1.5mm

Fits
- Porsche 911 1989-1994
- Porsche 911 Turbo 1993-1994
- Porsche 924/924S/928/944 All
- Porsche 930 1978 and 1979
- Porsche Boxster 1997-2005*

Fits
- Porsche 911 1984-2005
- Porsche 911 Turbo 1993-1994
- Porsche 924S/928/944 All  
- Porsche Boxster 1997-2005*

Fits Porsche 924 1979, 1980, 1981 and 1982
Porsche 924S 1987 and 1988
Porsche 928 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994 and 1995
Porsche 944 1983, 1984, 1985, 1986, 1987 and 1988 Early and Late Model
Porsche 944 Turbo 1986, 1987 and 1988

Fits
-Porsche 911 (964, 993, 996, 997) 1989-2005
- Porsche 911 Turbo 1997-2010
- Porsche 928 1985-1995
- Porsche 968 1993, 1994 and 1995
- Porsche Boxster/Boxster S 1997-2010
- Porsche Cayman/Cayman S 2006-2010

Fits
- Porsche 924/924S/944 All
- Porsche 928 1985-1995
- Porsche 968 1992 only

Fits
- Porsche 928 1978-1986
- Porsche 944 1985.5-1986
- Porsche 944 Turbo 1986

Fits 911 89-98 (964, 993), 928 85-95

Fits 928 78-'86 VIN# >>92GS860999

Fits 911 C2/4 89-94 w/o Tiptronic

Fits 911 95-98 all Inner

Fits 928 78 (early)

Fits 928 90-95

Fits 928 late 78-79

Fits
- Porsche 911 Turbo 1978-1983
- Porsche 928 1980-1989

The brake booster check valve grommet should be replaced each time you service the booster on your Porsche.

Fits Porsche 911 1974-1989 all Porsche 924/924S 1980-1988 Porsche 928 1978-1995 Porsche 944/968 1982-1995

Fits
- Porsche 928 1978-1995
- Porsche 944 1985.5-1991
- Porsche 944S/S2/Turbo/968 All
Control Valve For Transmission Cooler (Tiptronic)
- Porsche 911 1999-2001
- Porsche Boxster 1997-2008
- Porsche Cayman 2006-2008