NGK Coil on Plug Boots are built to stringent OEM tolerances, combining original equipment fit, design and outstanding durability. NGK Coil on Plug Boots are manufactured using only premium silicone and always include any required internal springs and ferrite resistors for superior performance and RFI noise suppression. Bridging the important link between ignition coil and spark plug, COP boots should always be replaced with NGK Coil on Plug Boots at the time as changing spark plugs to prevent ignition problems such as flashover.

This Part Fits:

Year	Make	Model	Submodel
1997-1999	Audi	A4	Base
1999	Audi	A4 Quattro	Avant
1997-2000	Audi	A4 Quattro	Base
2000-2002	Audi	A6 Quattro	Base
2001-2002	Audi	Allroad Quattro	Base
2001-2002	Audi	S4	Avant
2000-2002	Audi	S4	Base
1998-1999	Volkswagen	Passat	GLS