Denso U31FER9 - Alternative spark plugs
There are 8 replacement spark plugs for Denso U31FER9. The cross references are for general reference only, please check specifications for your application.
Specifications for Denso U31FER9
- Thread diameter
- 10 mm
- Thread reach
- 19
- Hex size
- 16 mm
- Replaced by
- U31ESR-N
Denso U31FER9 replacement spark plugs
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Possible alternatives for Denso U31FER9 on Amazon
No direct match found on Amazon. These spark plugs are matched through cross-referenced plugs, please verify fitment before buying.
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