I wanted to do some preventative maintenance and change my spark plugs at 12K miles which is coming shortly. I purchased NGK 94201 Spark Plug for BMW B48/B58 engines package from Burger tuning. My question is, the product description says Gap - Factory Preset: 0.030", we suggest closing gap to...
Just want to know if there is something I should double check or ask before the purchase? knowing that it is bone stock with only 10.5k miles. $47k out the door. Comes with two sets of tires, all weather Continental Extreme Contact and stock Pilots. Thanks in advance guys and looking forward to...