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NGK variable-pitch resistor spark plug wires for Nissan D21 (1990–1994) provide consistent resistance and excellent electrical conductivity. The EPDM/silicone outer jacket with inner insulation contains high voltage currents while the magnetic core offers EMI/RFI suppression across the spectrum. Spark plug boots are sealed with silicone for a watertight joint and stainless steel terminals with multiple serrated crimps ensure strong terminal retention.
NGK Nissan D21 1994-1990 Spark Plug Wire Set
