Spark Plug for 4AGE BT 20v engine is IK20.
For further information, u may refer this website
http://www.globaldenso.com/en/products/aftermarket/plug/basic_knowledge/heatrange/index.html
hi anyone has experience this before? checked one of my coil, spark comes and go ..sounds like scooby now with engine check light on..i suspect its the connector....anyone?