Best Spark plugs i have ever used.......
#1
Best Spark plugs i have ever used.......
i just instaled Boch +4 plugs in my 95 a6.. they had a performance increase garrentee so i went for it... Wat a difference around 3000rpm and up
If you dont have them in ur car u better soon
If you dont have them in ur car u better soon
#7
The bosch +4 are not very well liked by our engine...
You should've gone with the NGK Oem plugs. The difference you're seeing is not due to the +4's ,but due to the plugs being new.
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