Request a quote for Dinan Iridium Spark Plug B48 B58 S58 Heat Range 9.

This listing is for a performance part identified by the product title. Confirm exact vehicle fitment, product version, included components, and availability with FMS before ordering.

FMS Auto Performance confirms fitment and current availability before issuing an invoice. Include your vehicle year, make, model, trim, engine, and relevant modifications with your request.