GS NATIONALS BUICK V6 TURBO TECH, GUIDE and MODIFICATIONS.
Spring Cleaning Guide: Buick V6 Turbo and Grand National Oil, Oil Filter, Transmission Filter and Pan Gasket, Transmission Fluid, 6 Spark Plugs: NGK UR 5 Gapped tight 0.030, Spark Plug Wires, Coil Pack with New Seal, Positraction Rear End Gear Oil with Additive to prevent rear end chatter/noises, AC Fuel Filter, PCV Valve, Clean Air Filter.