Which brand of spark plug do you use in your Protege?
 

This poll is for those who chose the brand of plugs installed on their Protege.
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RE: Which brand of spark plug do you use in your Protege?
 

Thus far 40% respondents use Bosch, 40% use NGK and 20% use Autolite. If you haven't yet participated:
https://www.mazdaforum.com/m_56557/tm.htm
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RE: Which brand of spark plug do you use in your Protege?
 

Did you install/choose your plugs? If so, select the brand from the list above. The more participants, the more meaningful the results. Thanks.
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RE: Which brand of spark plug do you use in your Protege?
 

Need more participants.
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