The NGK spark plug wire set for Audi A4 (1997–2001) features tinned copper core construction for OE-level fit and durability. A high-temp silicone outer jacket with inner EPDM/silicone insulation contains high voltage currents while integrated RFI suppression in the connectors and metallic resistor boots reduces interference. Spark plug boots are silicone-sealed for moisture resistance and stainless-steel terminals use serrated crimps for secure retention. Includes six wires; limited lifetime warranty applies.
NGK Audi A4 2001-1997 Spark Plug Wire Set