NGK CR6HIXequivalent & cross reference
The NGK CR6HIX spark plug is directly equivalent to DENSO IUF22, confirmed by shared applications in both manufacturers' official catalogues.
Equivalents
| Part | Shared applications | Agreement |
|---|---|---|
| DENSO IUF22 | 6 | 100% |
Verified fitments for the NGK CR6HIX
Equivalence confirmed by 3 independent sources, last verified 22 July 2026. Always confirm fitment against your owner's manual.