yours are iridium spark plugs with life expectancy of 40-50kmi

but you might be able to get out 60-80kmi in some cases.

https://www.ngk.com/learning-center/article/202/how-long-do-iridium-plugs-last

 

some long life iridium sps can last 80-100kmi

https://www.sparkplugs.com/learning-center/article/129/how-long-will-my-iridium-spark-plugs-last

所有跟帖： 

• 我的已经151k mi -Horse66- ♀ (26 bytes) () 10/08/2017 postreply 18:32:25

• 现在什么车都应该跑到这么多， -修车工- ♂ (47 bytes) () 10/08/2017 postreply 19:30:13

• 人家在说火花塞，你意思是所有非破车都能跑这么多？那你的车的确牛！ -iGarage- ♀ (0 bytes) () 10/09/2017 postreply 07:00:54

• 你没读到？他说运气好跑15万。只是告诉他15万现在一般车都跑的到 -修车工- ♂ (0 bytes) () 10/09/2017 postreply 09:18:05

• 看到白金火花塞跑25万，依然用着啊。 -needtime- ♂ (0 bytes) () 10/09/2017 postreply 09:27:37