Looking for aftermarket parts to modify or upgrade your Buick Riviera 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) 1986-1987 Buick Riviera Luxury / T-Type $64.69 |

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 Riviera S 1980-1981 Buick Riviera Base 1981-1981 Buick Riviera T-Type 1984-1985 Buick Riviera Base / Luxury / T-Type $40.63 |
OUT OF STOCK 3072NGK 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 (FR45GP) 1985-1985 Buick Riviera Base / Luxury $40.63 |
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) 1986-1987 Buick Riviera Luxury / T-Type $40.63 |

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) 1988-1989 Buick Riviera T-Type 1988-1993 Buick Riviera Luxury 1995-1999 Buick Riviera Base $40.63 |

IN 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) 1988-1989 Buick Riviera T-Type 1988-1993 Buick Riviera Luxury 1995-1999 Buick Riviera Base $54.25 |
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) 1963-1965 Buick Riviera Base $54.25 |
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) 1977-1984 Buick Riviera Base 1978-1978 Buick Riviera LXXV Anniversary Edition 1979-1980 Buick Riviera S 1981-1981 Buick Riviera T-Type 1982-1982 Buick Riviera Limited Edition 1983-1983 Buick Riviera XX Anniversary Edition 1983-1984 Buick Riviera Luxury $54.25 |
OUT OF STOCK 7355The 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 (XR5IX) 1963-1966 Buick Riviera Base 1965-1966 Buick Riviera Gran Sport $54.25 |
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) 1986-1987 Buick Riviera Luxury / T-Type $54.25 |

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) 1988-1989 Buick Riviera T-Type 1988-1993 Buick Riviera Luxury 1995-1999 Buick Riviera Base $58.38 |
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) 1986-1987 Buick Riviera Luxury / T-Type $69.04 |

OUT OF STOCK 2238NGK standard plugs are constructed for longer life and optimum performance.... NGK Nickel Spark Plug Box of 4 (TR5) 1986-1987 Buick Riviera Luxury / T-Type $35.99 |

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) 1997-1999 Buick Riviera Base $66.88 |

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 Riviera S 1980-1981 Buick Riviera Base 1981-1981 Buick Riviera T-Type 1984-1985 Buick Riviera Base / Luxury / T-Type $54.25 |

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) 1977-1978 Buick Riviera Base 1978-1978 Buick Riviera LXXV Anniversary Edition 1981-1983 Buick Riviera T-Type 1981-1984 Buick Riviera Base 1982-1982 Buick Riviera Limited Edition 1983-1983 Buick Riviera XX Anniversary Edition 1983-1984 Buick Riviera Luxury $40.63 |
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) 1977-1978 Buick Riviera Base 1978-1978 Buick Riviera LXXV Anniversary Edition 1981-1983 Buick Riviera T-Type 1981-1984 Buick Riviera Base 1982-1982 Buick Riviera Limited Edition 1983-1983 Buick Riviera XX Anniversary Edition 1983-1984 Buick Riviera Luxury $54.25 |

OUT OF STOCK 3332NGK 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 (XR5) 1963-1966 Buick Riviera Base 1965-1966 Buick Riviera Gran Sport $35.99 |
OUT OF STOCK 3686NGK 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 (FR45) 1985-1985 Buick Riviera Base / Luxury $35.99 |
IN STOCK 3951NGK 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) 1988-1989 Buick Riviera T-Type 1988-1993 Buick Riviera Luxury 1995-1999 Buick Riviera Base $36.82 |
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) 1977-1984 Buick Riviera Base 1978-1978 Buick Riviera LXXV Anniversary Edition 1979-1980 Buick Riviera S 1981-1981 Buick Riviera T-Type 1982-1982 Buick Riviera Limited Edition 1983-1983 Buick Riviera XX Anniversary Edition 1983-1984 Buick Riviera Luxury $35.99 |
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) 1963-1965 Buick Riviera Base $35.99 |
IN STOCK 6630NGK 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 (UR4) 1980-1980 Buick Riviera S 1980-1981 Buick Riviera Base 1981-1981 Buick Riviera T-Type 1984-1985 Buick Riviera Base / Luxury / T-Type $35.99 |
OUT OF STOCK 6945NGK 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 (UR45) 1977-1978 Buick Riviera Base 1978-1978 Buick Riviera LXXV Anniversary Edition 1981-1983 Buick Riviera T-Type 1981-1984 Buick Riviera Base 1982-1982 Buick Riviera Limited Edition 1983-1983 Buick Riviera XX Anniversary Edition 1983-1984 Buick Riviera Luxury $35.99 |