Share this on: The new Bosch EVO Spark Plug With a particularly robust design for extremely high requirements. The new Bosch EVO spark has been developed particularly for the extreme demands of turbocharged gasoline direct injection engines. Robust design protects against Mega Knocking Bosch EVO spark plug in turbocharged engine with direct gasoline injection In turbocharged engines with direct gasoline injection, extreme knocking events (mega knocking) can occur. These spontaneous self ignition events are often caused by unburnt fuel residuessmallest particles from returned gases The pressure in the cylinder can increase so much that an unfavorable piston position can lead to engine damage. The Bosch EVO spark plug is therefore particularly robustly designed for use in such engines. YouTube The advantages of the new EVO spark plug in the video Press release EVO spark plugRead now Spark plugsLearn more Further topics Download Centre Read more Services & Support Technical servicesRead more Diagnostic Solutions from BoschRead more