Changing Spark Plugs 2008 Bmw 335i. How to replace spark plugs on a bmw n55 engine x5 x3 335i more hard starting poor fuel economy and a noticeable drop in power are just a few of many. Not only is it important to replace them with upgraded pieces but it s crucial to install the spark plugs with the correct gap.
Very impressed and will definitely use again. How to replace spark plugs on a bmw n55 engine x5 x3 335i more hard starting poor fuel economy and a noticeable drop in power are just a few of many. These two parts are common sources of misfires if not taken care of.
We will be installing a fresh set of factory replacement bosch spark plugs as well as ngk s new replacement ignition coils.
Due to the plugs thinner design we ll need a narrow 12 point 14mm or 9 16 spark plug socket. Spark plugs and ignition coils are the achilles heel of the n54. Bmw 335i spark plugs spring texas easy efficient professional and half the cost of what the dealership wanted to charge. Plug coil install.
