BOSCH Double Platinum Spark Plug 0241245673 [ FQ5NPP332S ]

The function of the spark plug is to create an electric spark which ignites the compressed air-fuel mixture in an engine cylinder. It must permit reliable starting, guarantee that there is no misfiring and operate during extreme conditions.  Today, spark plugs are a key engine system component. They play a major role in fuel economy, efficient combustion and reliable operation of engines and catalytic converters.

Bosch Double Platinum Spark Plugs are engineered for up to 3X longer service life, when compared to standard copper spark plugs.

Bosch Spark Plugs are pre-gapped at the factory. The gap is also indicated on the package. If the gap is adjustable and different from the gap specified by the engine manufacturer, it needs to be adjusted. For proper performance and exhaust emissions, the gap must be within ±0.004" of the specified value.