Bosch 4478 Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the Bosch 4478.
Cross-reference equivalents
| Brand | Part | Metal | Buy |
|---|---|---|---|
| Denso | IW16 | Iridium | Buy |
| Denso | VW16 | Copper | Buy |
| Autolite | XP646 | Iridium | Buy |
| Bosch | F005X10599 | Copper | Buy |
| Bosch | WR8DII33U | Iridium | Buy |
| Bosch | WR8DP | Platinum | Buy |
| Bosch | WR8DPP30X | Double Platinum | Buy |
| Bosch | WR8LP+ | Platinum | Buy |
| Brisk | LR17YS | — | Buy |
| Champion | 3034 | — | Buy |
| Champion | CCH9007 | Copper | Buy |
| Denso | 067700-8650 | — | Buy |
| Denso | 5305 | — | Buy |
| Denso | IW16TT | Iridium | Buy |
| L3 | — | Buy | |
| NGK | 206-218 | — | Buy |
| NGK | 5677 | — | Buy |
| NGK | 7214 | — | Buy |
| NGK | GR5IX | Iridium | Buy |
| NGK | IGR5C-13 | Copper | Buy |
| Split Fire | SF405F | — | Buy |
| F4RTI | — | Buy | |
| F5RTI | — | Buy | |
| F5RTI-10 | — | Buy |
Affiliate disclosure: As an Amazon Associate and affiliate partner we earn from qualifying purchases. Always confirm fitment against your owner's manual or the manufacturer catalog before buying.