Upgrade your classic Buick with the 1973 Buick Fullsize/Riviera Spark Plug Wire Set. Designed specifically for vehicles equipped with a 455 cubic inch engine, this premium reproduction set offers unmatched performance and reliability. Unlike generic alternatives, our spark plug wires are meticulously crafted to meet original specifications, ensuring optimal ignition performance and restoring that classic engine roar. Enjoy enhanced engine efficiency and reliability, keeping your vintage ride running smoothly for years to come.