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Looking for aftermarket parts to modify or upgrade your 1990 Nissan D21 with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories.
 OUT OF STOCK 7096NGK G-Power Series offers the performance and durability of platinum at a competitive price. Fine wire platinum tipped center electrode reduces required voltage for better starts, superior acceleration and increased fuel economy.... NGK GP Single Platinum Spark Plug Box of 4 (ZFR5EGP) 1990-1994 Nissan D21 Base $40.63 |
 IN STOCK - LOW 2477NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines.... NGK Iridium Spark Plugs Box of 4 (ZFR5FIX-11) 1990-1994 Nissan D21 Base $54.25 |
IN STOCK 6418The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX® the ideal choice for any performance enthusiast. Iridium's high melting point is perfectly suited to today's high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.... NGK Iridium Spark Plug Box of 4 (BKR6EIX) 1990-1994 Nissan D21 Base / SE $54.25 |
 OUT OF STOCK 6507NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines.... NGK Laser Iridium Spark Plug Box of 4 (IFR6B) 1990-1994 Nissan D21 Base / SE $70.66 |
 OUT OF STOCK 3696NGK standard plugs are constructed for longer life and optimum performance.... NGK Nickel Spark Plug Box of 4 (BKR6EY) 1990-1994 Nissan D21 Base / SE $34.78 |
 IN STOCK - LOW 6364NGK standard plugs are constructed for longer life and optimum performance.... NGK Standard Spark Plug Box of 4 (BKR6ES) 1990-1994 Nissan D21 Base / SE $35.09 |
 OUT OF STOCK 4435NGK V-Power plugs feature a unique v-cut in the center electrode that directs the spark to the edge of the electrode, helping the spark develop more rapidly, increasing ignitability and reducing quenching.... NGK V-Power Spark Plug Box of 4 (ZFRSE-11) 1990-1994 Nissan D21 Base $37.69 |