Looking for aftermarket parts to modify or upgrade your 1991 Ford Mustang with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories for your Mustang.
Whether you have a 1991 Ford Mustang in GT to LX trim we have you covered. We have 4 spark plugs available to mod your Mustang. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 3784NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive ex... NGK Laser Platinum Spark Plug Box of 4 (PTR5D-10) 1991-1993 Ford Mustang LX $52.53 |
 OUT OF STOCK 3207NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive ex... NGK Single Platinum Spark Plug Box of 4 (UR45GP) 1987-1993 Ford Mustang LX 1987-1995 Ford Mustang GT $33.89 |
OUT OF STOCK 7559NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive ex... NGK Single Iridium Spark Plug Box of 4 (UR45IX) 1987-1993 Ford Mustang LX 1987-1995 Ford Mustang GT $48.03 |
 OUT OF STOCK 6945NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive ex... NGK V-Power Spark Plug Box of 4 (UR45) 1987-1993 Ford Mustang LX 1987-1995 Ford Mustang GT $30.59 |