Bosch FR78NX Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the Bosch FR78NX.
The Bosch FR78NX is a 14mm thread, 26.5mm reach, copper electrode spark plug, pre-gapped to 0.043. These specifications are decoded from the Bosch part number and determine which plugs it safely cross-references to — a valid equivalent must match the thread, reach, seat and heat range.
Cross-reference equivalents
| Brand | Part | Metal | Buy |
|---|---|---|---|
| Beru | UXT13 | — | Buy |
| Beru | UXT13SB | — | Buy |
| Bosch | FR78N | Copper | Buy |
| Bosch | FR8SE | Copper | Buy |
| Bosch | N33 | Copper | Buy |
| Bosch | VR78NX | Copper | Buy |
| Champion | CET5SB | Copper | Buy |
| Champion | EON9287 | Copper | Buy |
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