Description

• Recommended for use with 2011-2014 Mustang GT 5.0L Ti-VCT Supercharger Kit M-6066-MGT525D and M-6066-MGT624D
• One heat range colder than the stock 2011-2014 Mustang GT 5.0L 4V Ti-VCT engine spark plugs
• 0.035 plug gap for supercharged applications recommended
• Sold in engine sets of 8