CURRENT PRODUCT RECORD
Unbranded spark plug details
Spark Plug Thread Adaptors 18mm down to 14mm Brass (M14 & M18) is listed in the retailer category “Electrical > Ignition > Spark Plug Accessories > Spark Plug Adaptors”. The current catalogue identifies it with product reference 18MM and GTIN 05054716536044. The price and availability shown here come from the dated retailer feed.
What to compare on a spark plug
Check the thread diameter and reach, seat type, heat range, resistor design, terminal, electrode specification and prescribed gap against the vehicle or engine application. A matching brand or similar-looking plug does not establish fitment.