DENSO IU22equivalent & cross reference
The DENSO IU22 spark plug is directly equivalent to NGK CR7EIX and NGK CR7E, confirmed by shared applications in both manufacturers' official catalogues.
Equivalents
| Part | Shared applications | Agreement |
|---|---|---|
| NGK CR7EIX | 14 | 67% |
| NGK CR7E | 8 | 80% |
Verified fitments for the DENSO IU22
Equivalence confirmed by 3 independent sources, last verified 22 July 2026. Always confirm fitment against your owner's manual.