Ford Focus Forum, Ford Focus ST Forum, Ford Focus RS Forum - View Single Post - Denso Iridium plugs. Yay or nay?
View Single Post
Old 09-23-2012, 10:54 AM   #3
zetecDon
Where am I?
 
zetecDon's Avatar
 
Join Date: Feb 2009
Fan#: 62506
Location: east of Cincinnati, OH
What I Drive: 02 ZX3, 02 MX-5

Posts: 8,110
Points 13,019, Level 74
Points: 13,019, Level: 74 Points: 13,019, Level: 74 Points: 13,019, Level: 74
Level Up 43% Completed
Level up: 43% Level up: 43% Level up: 43%
Forum Activity 33%
Activity: 33% Activity: 33% Activity: 33%
FF Reputation: 29 zetecDon Great Standing Member
Buy-Sell-Trade Rating: (45)
Either stick with what the manufactor recommends or going with the Motorcraft or Autolite copper plugs. Other than that, you aren't going to see any significant increase using those plugs.
zetecDon is online now  
    Reply With Quote