Granatelli MPG Performance Spark Plug Wires

Granatelli's patented MPG performance spark plug wires offer an increase in fuel mileage of nearly 15%! As a direct OEM replacement, these MPG wires exceed all OEM specs and are OBD-II safe. Designed to work with both street cars and race cars, high temperature silicone boots will protect these spark plug wires for long lasting results. Increase power to the spark plug up to 400% over stock and Zero Ohm resistance, no RFI / EMI interference thanks to patented protector ring. Includes all necessary hardware to start saving you money!