Routine Maintenance. It is recommended to replace your old spark plugs every 30,000 to 45,000 miles as part of your Mustangs routine maintenance. Old, fouled, or damaged spark plugs can rob your Mustang of power and fuel efficiency, so replace them with a brand new set of genuine Ford Motorcraft OEM Spark Plugs to regain your pony's lost power.
OEM Quality Materials. Ford Motorcraft Spark Plugs feature a copper core for its superior electricity conductivity and a durable nickel alloy tip to assure a strong spark to keep your stang running at it's peak efficiency.
Fitment. This set of eight (8) Ford Motorcraft OEM Spark Plugs are specifically designed as a direct fit replacement for the 1987 to 1995 Mustangs equipped with a 5.0 liter V8.