Original Bosch Ignition Coil 0221503407 for Proton Wira VDO Waja Campro Gen2 Gen 2 Satria Neo 100% Original Bosch Products Bosch Ignition Coils All Bosch ignition coils are built to achieve or exceed OE specifications and are known industry-wide for their reliability and performance. Bosch ignition coils convert low voltage into high ignition system voltage, creating an electric spark sent to the spark plugs which ignites the fuel. Key Features : - Meets or exceeds OEM specification - Excellent mechanical stability and corrosion protection - Direct fit application - Lower fuel consumption and reduced exhaust emissions for your vehicle - Ensures reliable voltage for smooth engine performance