Don Ward, Autolite Motorsports Engineer, explains the difference between a copper plug and an iridium enhanced platinum plug. For more info, go to www.autolite.com
Im starting to doubt that bosch ish... My next set is either going to be some Autolite XP Iridium's or NGK's for my 4x4 Built Ford Tough Explorer!! -TX
Gotta love the NHRA!
frylock44 8 months ago
Im starting to doubt that bosch ish... My next set is either going to be some Autolite XP Iridium's or NGK's for my 4x4 Built Ford Tough Explorer!! -TX
Faztlan 11 months ago
how are the double plat plugs?
phillylele 1 year ago