The Spark Plug FAQ: or "What spark plugs should I use in my DSM?"Every few weeks, sometimes even every few days, there comes a thread where a new owner of a DSM asks what the best spark plugs are for his or her car. More rare, but still seen...

I would also suggest to anyone to get the us plastics check valve as the stock one is NOTHING you might as well be without one.If you don't believe me use a air compressor and blow it blow directions. You will around the same airflow no matter...