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The NGK spark plug wire set for Audi 100 (1989–1991) uses tinned copper core wiring with premium silicone outer jackets and EPDM/silicone inner insulation to ensure reliable dielectric protection. NGK locates RFI suppression near the connector in metallic resistor boots; spark plug boots are glued with silicone sealer for a watertight fit. This five-wire kit includes a coil lead and features serrated-crimp stainless steel terminals plus a limited lifetime warranty.
NGK Audi 100 1991-1989 Spark Plug Wire Set
