DENSO IUF22equivalent & cross reference
The DENSO IUF22 spark plug is directly equivalent to NGK CR7HSA and NGK CR7HIX and NGK CR6HIX, confirmed by shared applications in both manufacturers' official catalogues.
Equivalents
| Part | Shared applications | Agreement |
|---|---|---|
| NGK CR7HSA | 11 | 92% |
| NGK CR7HIX | 13 | 93% |
| NGK CR6HIX | 6 | 100% |
Verified fitments for the DENSO IUF22
Equivalence confirmed by 3 independent sources, last verified 22 July 2026. Always confirm fitment against your owner's manual.