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Looking for aftermarket parts to modify or upgrade your Oldsmobile 98 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 7189The 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 IX Spark Plug Box of 4 (XR4IX) 1970-1974 Oldsmobile 98 Base 1973-1974 Oldsmobile 98 Regency $55.51 |
OUT OF STOCK 7293The 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 IX Spark Plug Box of 4 (XR45IX) 1973-1974 Oldsmobile 98 Base / Regency 1977-1981 Oldsmobile 98 Luxury 1977-1984 Oldsmobile 98 Regency 1982-1984 Oldsmobile 98 Regency Brougham $55.51 |
 OUT OF STOCK 4536NGK 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 (XR45) 1973-1974 Oldsmobile 98 Base / Regency 1977-1981 Oldsmobile 98 Luxury 1977-1984 Oldsmobile 98 Regency 1982-1984 Oldsmobile 98 Regency Brougham $36.44 |
OUT OF STOCK 5858NGK 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 (XR4) 1970-1974 Oldsmobile 98 Base 1973-1974 Oldsmobile 98 Regency $36.44 |