Obviously, you didn't buy your PB25 Series unless you knew that you wanted horsepower and rugged design both rolled up into one car, truck, or SUV. Anyone who operates a GMC knows that when it comes to maintaining their automobile only the absolute best replacement parts will do. When your GMC PB25 Series was born, it was destined for a person with discerning taste who prioritizes longevity in their automobile. Car aficionados appreciate the strong looks built into each GMC, and understand that only the best replacement PB25 Series parts will suffice when repairs are needed.
Without the properly working ignition timing system developed for the internal combustion engine, there would be no way to generate enough power for efficient operation. The fact that your GMC PB25 Series has spark plugs wires means that it is either mechanically or electronically timed. The voltage necessary to ignite the air/fuel mixture in your combustion chamber is transferred from your distributor or ECU in a specific order to the spark plug via your GMC PB25 Series spark plug wires. Sometimes called lead wires, they consist of a carbon fiber core to conduct the current, a fiberglass barrier to protect against RFI and EMI, and rubber or silicone on the outside for insulation from the heat in your engine.
Don't let a Spark Plug Wires repair spell the end of your car, truck, or SUV, and don't risk lowering its resale value by buying anything but the highest quality repair parts. When your GMC requires a new replacement Spark Plug Wires, there's no need to go somewhere besides the authority, Car Parts Discount. Bring your PB25 Series back to life with the highest quality replacement parts from the experts at Car Parts Discount. GMC PB25 Series Spark Plug Wires parts for 1966 vehicles are available here... just click your year to find them.