BMW 330i Sedan E90 3.0L L6 Gasoline Fuel Additive - Liqui Moly Pro-Line Fuel System Cleaner (500 ml. Can)
Where should I spray the cleaner to clean the intake valves while the engine is running? Car: (BMW N13 Engine), Cleaner: (Liqui Moly Pro-Line Throttle Valve Cleaner) : r/BMW
Get rid of your misfires forever! - BMW E90 DIY Fuel Injector Upgrade - YouTube
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06 N52 120k miles with small idle fluctuations. New plugs, coils, vanos solenoids and filters. Only the highest octane fuel used. Also finishing up a bottle of fuel injector cleaner. Is this