NGK B8ESequivalent & cross reference
The NGK B8ES spark plug is directly equivalent to DENSO W24ESR-U and DENSO IW24, confirmed by shared applications in both manufacturers' official catalogues.
Equivalents
| Part | Shared applications | Agreement |
|---|---|---|
| DENSO W24ESR-U | 8 | 73% |
| DENSO IW24 | 9 | 82% |
Verified fitments for the NGK B8ES
Equivalence confirmed by 3 independent sources, last verified 22 July 2026. Always confirm fitment against your owner's manual.