Product ID:
M-12405-M50
Description:
● Recommended for use with 2011 Mustang GT 5.0L Supercharger Kit M-6066-MGT525D and M-6066-MGT624D
● One heat range colder than the stock 2011 Mustang GT 5.0L 4V engine spark plugs
● 0.035 plug gap for supercharged applications recommended
● Sold in engine sets of 8 (This kit contains 8 plugs)
*Electrical components do not have a return policy