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Looking for aftermarket parts to modify or upgrade your Buick Century 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 6579NGK Laser Platinum Series plugs provide high ignitability and longer service life. Laser welded dual platinum surfaces ensure slow wear rate providing stable idel, superior anti fouling, improved fuel efficiency and lower emissions.... NGK Extra Long Life Double Platinum Spark Plug Box of 4 (PTRSF-11) 1986-1986 Buick Century T-Type 1986-1988 Buick Century Custom / Estate Wagon / Limited $66.40 |
 OUT OF STOCK 2815NGK 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 G-Power Spark Plug Box of 4 (TR4GP) 1987-1988 Buick Century Estate Wagon 1987-1989 Buick Century Custom / Limited 1993-1993 Buick Century Custom / Limited / Special $41.29 |
OUT OF STOCK 2869NGK 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 G-Power Spark Plug Box of 4 (UR4GP) 1980-1980 Buick Century Base / Estate / Limited / Sport $41.29 |
OUT OF STOCK 3186NGK 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 G-Power Spark Plug Box of 4 (TR5GP) 1986-1986 Buick Century T-Type 1986-1988 Buick Century Custom / Estate Wagon / Limited $41.29 |
OUT OF STOCK 7159NGK 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 G-Power Spark Plug Box of 4 (TR55-1GP) 1994-1994 Buick Century Custom 1994-1996 Buick Century Special 1996-1996 Buick Century Limited $41.29 |
 IN STOCK - LOW 3403NGK 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 Platinum Spark Plug Box of 4 (TR55GP) 1989-1989 Buick Century Estate Wagon 1989-1993 Buick Century Limited 1989-2005 Buick Century Custom 1991-1996 Buick Century Special 1996-2002 Buick Century Limited 2004-2005 Buick Century Limited 2005-2005 Buick Century Special Edition $41.29 |
OUT OF STOCK 3547NGK 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 Platinum Spark Plug Box of 4 (UR5GP) 1986-1986 Buick Century Custom / Estate Wagon / Limited $41.29 |
 OUT OF STOCK 7164The 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 IX Iridium Spark Plug Box of 4 (TR55IX) 1989-1989 Buick Century Estate Wagon 1989-1993 Buick Century Limited 1989-2005 Buick Century Custom 1991-1996 Buick Century Special 1996-2002 Buick Century Limited 2004-2005 Buick Century Limited 2005-2005 Buick Century Special Edition $55.51 |
IN STOCK - LOW 7177The 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 IX Iridium Spark Plug Box of 4 (UR5IX) 1986-1986 Buick Century Custom / Estate Wagon / Limited $55.51 |
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) 1954-1958 Buick Century Base $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) 1975-1976 Buick Century Special 1975-1977 Buick Century Base / Custom $55.51 |
OUT OF STOCK 7300The 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 (TR4IX) 1987-1988 Buick Century Estate Wagon 1987-1989 Buick Century Custom / Limited 1993-1993 Buick Century Custom / Limited / Special $55.51 |
OUT OF STOCK 7316The 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 (TR55-1IX) 1994-1994 Buick Century Custom 1994-1996 Buick Century Special 1996-1996 Buick Century Limited $55.51 |
IN STOCK 7397The 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 IX Iridium Spark Plug Box of 4 (TR5IX) 1986-1986 Buick Century T-Type 1986-1988 Buick Century Custom / Estate Wagon / Limited $55.51 |
 OUT OF STOCK 5599NGK 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 (ITR4A15) 1994-1996 Buick Century Special 1994-2005 Buick Century Custom 1996-2002 Buick Century Limited 2004-2005 Buick Century Limited 2005-2005 Buick Century Special Edition $59.80 |
OUT OF STOCK 97287NGK 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 (ITR5H13) 1986-1986 Buick Century T-Type 1986-1989 Buick Century Estate Wagon 1986-1993 Buick Century Custom / Limited 1991-1993 Buick Century Special $70.92 |
 OUT OF STOCK 7862NGK Laser Platinum Series plugs provide high ignitability and longer service life. Laser welded dual platinum surfaces ensure slow wear rate providing stable idel, superior anti fouling, improved fuel efficiency and lower emissions.... NGK Laser Platinum Spark Plug Box of 4 (PZTR5A-15) 1989-1989 Buick Century Estate Wagon 1989-1993 Buick Century Limited 1989-2001 Buick Century Custom 1991-1996 Buick Century Special 1996-2001 Buick Century Limited $60.70 |
 IN STOCK 2238NGK standard plugs are constructed for longer life and optimum performance.... NGK Nickel Spark Plug Box of 4 (TR5) 1986-1986 Buick Century T-Type 1986-1988 Buick Century Custom / Estate Wagon / Limited $36.44 |
 OUT OF STOCK 97100NGK Ruthenium HX is designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) design promotes spark energy concentration and ignites a wider range of air-fuel ratios, offering improved performance in rich or lean engine conditions.... NGK Ruthenium HX Spark Plug Box of 4 (TR4BHX) 1996-1996 Buick Century Special 1996-2002 Buick Century Limited 1996-2005 Buick Century Custom 2004-2005 Buick Century Limited 2005-2005 Buick Century Special Edition $68.68 |
 IN STOCK - LOW 7401NGK Racing Series plugs are engineered to withstand the harshest engine conditions.... NGK Racing Spark Plug Box of 4 (UR4IX) 1980-1980 Buick Century Base / Estate / Limited / Sport $55.51 |
 OUT OF STOCK 3207NGK 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 Single Platinum Spark Plug Box of 4 (UR45GP) 1975-1975 Buick Century Luxus 1975-1977 Buick Century Base 1975-1979 Buick Century Custom 1976-1976 Buick Century Indianapolis 500 Pace Car 1977-1979 Buick Century Special 1978-1981 Buick Century Sport 1978-1985 Buick Century Limited 1980-1981 Buick Century Base / Estate 1982-1985 Buick Century Custom 1983-1985 Buick Century T-Type 1984-1984 Buick Century Estate / Olympia Limited 1985-1985 Buick Century Estate Wagon $41.29 |
OUT OF STOCK 7559The 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 Single Iridium Spark Plug Box of 4 (UR45IX) 1975-1975 Buick Century Luxus 1975-1977 Buick Century Base 1975-1979 Buick Century Custom 1976-1976 Buick Century Indianapolis 500 Pace Car 1977-1979 Buick Century Special 1978-1981 Buick Century Sport 1978-1985 Buick Century Limited 1980-1981 Buick Century Base / Estate 1982-1985 Buick Century Custom 1983-1985 Buick Century T-Type 1984-1984 Buick Century Estate / Olympia Limited 1985-1985 Buick Century Estate Wagon $55.51 |
 OUT OF STOCK 2248NGK 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 (UR55) 1984-1984 Buick Century Estate / Olympia Limited 1984-1992 Buick Century Custom / Limited 1985-1989 Buick Century Estate Wagon 1991-1992 Buick Century Special $35.02 |
OUT OF STOCK 2683NGK 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 (TR55-1) 1994-1994 Buick Century Custom 1994-1996 Buick Century Special 1996-1996 Buick Century Limited $36.44 |
OUT OF STOCK 2771NGK 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 (UR5) 1986-1986 Buick Century Custom / Estate Wagon / Limited $36.44 |