NGK J2J Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the NGK J2J.
The NGK J2J is a 12mm thread, gasket seat, heat range 2, copper electrode spark plug. These specifications are decoded from the NGK part number and determine which plugs it safely cross-references to — a valid equivalent must match the thread, reach, seat and heat range.
Cross-reference equivalents
| Brand | Part | Metal | Buy |
|---|---|---|---|
| Denso | W27S-U | Copper | Buy |
Affiliate disclosure: As an Amazon Associate and affiliate partner we earn from qualifying purchases. Always confirm fitment against your owner's manual or the manufacturer catalog before buying.