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 iridium 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 1999 to 2001 SVT Cobra and 2003 to 2004 Mach 1 Mustangs equipped with a 4.6 DOHC V8.
1999, 2001, 2003, 2004 Details >>