Champion RS8WYPB5 OE183 Spark Plug Iridium

Champion RS8WYPB5 / OE183 Iridium Spark Plug combines durability with precision ignition for modern engines. Featuring an iridium pin welded to the copper center electrode and a platinum pad welded to the copper ground electrode, this plug is engineered for longer life and stable ignition voltage. The iridium center and laser-locked ground electrodes help minimize erosion, preserving the spark gap and improving performance under demanding conditions. Champion's fine-wire electrode design and v-trimmed ground electrode focus the spark for efficient combustion, contributing to smoother idle, stronger acceleration, and better fuel efficiency. If you're unsure about compatibility, consult the cross-reference guide or contact a professional to verify the correct part for your vehicle.