Bosch W78X Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the Bosch W78X.
The Bosch W78X is a copper electrode spark plug. 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 |
|---|---|---|---|
| Denso | W20EPR-U | Copper | Buy |
| NGK | BUR6ET | Copper | Buy |
| Bosch | WR56 | Copper | Buy |
| Bosch | WR78 | Copper | Buy |
| Bosch | WR78X | Copper | Buy |
| Beru | UX56 | — | Buy |
| Beru | UX56SB | — | Buy |
| Beru | UX79 | — | Buy |
| Beru | UX79SB | — | Buy |
| Beru | UXT2 | — | Buy |
| Beru | UXT2SB | — | Buy |
| Beru | Z-91 | — | Buy |
| Bosch | 16SuperPlus | Platinum | Buy |
| Bosch | 1SuperPlus | Platinum | Buy |
| Bosch | 21SuperPlus | Platinum | Buy |
| Bosch | 22SuperPlus | Platinum | Buy |
| Bosch | 2SuperPlus | Platinum | Buy |
| Bosch | 3SuperPlus | Platinum | Buy |
| Bosch | 4SuperPlus | Platinum | Buy |
| Bosch | N31 | Copper | Buy |
| Bosch | N32 | Copper | Buy |
| Bosch | W56 | Copper | Buy |
| Bosch | WR6D | Copper | Buy |
| Bosch | WR7D | Copper | Buy |
| Bosch | WR7LT | Copper | Buy |
| Bosch | WR7LTCR+ | Copper | Buy |
| Brisk | A-Line19 | — | Buy |
| Brisk | A-Line2 | — | Buy |
| Brisk | A-Line37 | — | Buy |
| Champion | CET8SB | Copper | Buy |
| Champion | EON5/287 | Copper | Buy |
| Champion | EON5288 | Copper | Buy |
| Champion | EON6288 | Copper | Buy |
| L65 | — | Buy | |
| L65-5 | — | Buy | |
| L87 | — | Buy | |
| NGK | V-LINE1 | Copper | Buy |
| NGK | V-LINE10 | Copper | Buy |
| NGK | V-LINE13 | Copper | Buy |
| NGK | V-LINE19 | Copper | Buy |
Showing the 40 closest cross-references of 41 total interchangeable part numbers for this plug.
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