Review Fitment Notes to Ensure Proper Fit. Street Fire (TM) Direct Ignition Coil Set -- Direct Bolt-In To Factory Connectors; 90 Degree Plug; Set Of 8; This part is legal for sale and use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it is a direct or part The following vehicles are considered Emissions Controlled Vehicles: 1966 and newer U. Manufactured California Certified vehicles; 1968 and newer U. Manufactured Federally Certified vehicles; 1968 and newer Foreign manufactured vehicle. Increased Spark Energy Over ...