Car makers started going to Platinum/Iridium because the Feds required them to cover spark plugs for the first 24k miles as part of the emissions warranty
Why aren’t all vehicles installed with Platinum or Iridium plugs then??? Just inquiring.
Car makers started going to Platinum/Iridium because the Feds required them to cover spark plugs for the first 24k miles as part of the emissions warranty
Why aren’t all vehicles installed with Platinum or Iridium plugs then??? Just inquiring.