# Bosch FR 91

> All equivalents for the Bosch FR 91 spark plug: compatible references, technical specifications and where to buy.

## 15 equivalents

- [Bosch FR 56](https://www.thesparktwin.com/en/bosch/fr-56/)
- [Bosch FR 78](https://www.thesparktwin.com/en/bosch/fr-78/)
- [Bosch FR 78 X](https://www.thesparktwin.com/en/bosch/fr-78-x/)
- [Bosch FR 91 X](https://www.thesparktwin.com/en/bosch/fr-91-x/)
- [Champion CET2](https://www.thesparktwin.com/en/champion/cet2/)
- [Denso K16TT](https://www.thesparktwin.com/en/denso/k16tt/)
- [Denso K20TT](https://www.thesparktwin.com/en/denso/k20tt/)
- [Denso Q16TT](https://www.thesparktwin.com/en/denso/q16tt/)
- [Denso Q20TT](https://www.thesparktwin.com/en/denso/q20tt/)
- [Beru UPT2](https://www.thesparktwin.com/en/beru/upt2/)
- [Bosch 0 242 222 803](https://www.thesparktwin.com/en/bosch/0-242-222-803/)
- [Bosch 0 242 222 804](https://www.thesparktwin.com/en/bosch/0-242-222-804/)
- [Bosch 0 242 232 801](https://www.thesparktwin.com/en/bosch/0-242-232-801/)
- [Bosch 0 242 232 802](https://www.thesparktwin.com/en/bosch/0-242-232-802/)
- [Bosch 0 242 242 801](https://www.thesparktwin.com/en/bosch/0-242-242-801/)

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*Source : [Bosch FR 91](https://www.thesparktwin.com/en/bosch/fr-91/) — TheSparkTwin*