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What type of plugs used on the trax?? Is it already iridium??
Sent from my SM-G610F using Tapatalk
Sent from my SM-G610F using Tapatalk
If the stock plugs are iridium i don't need to change it. Just follow the periodic maintenance to change it. Some people tell me that iridium plugs are better than copper plugs, is this true??Are you planning on changing the plugs?