Bosch 4449 Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the Bosch 4449.
Cross-reference equivalents
| Brand | Part | Metal | Buy |
|---|---|---|---|
| Denso | ITF16 | Iridium | Buy |
| Motorcraft | ASF42P | — | Buy |
| Motorcraft | ASF44P | — | Buy |
| ACDelco | 41-905 | — | Buy |
| Autolite | AR25 | — | Buy |
| Autolite | XP25 | Iridium | Buy |
| Bosch | 6224 | — | Buy |
| Bosch | HGR9BQI(Pt-IR FUSION) | Copper | Buy |
| Bosch | HR8BP | Platinum | Buy |
| Bosch | HR9BP | Platinum | Buy |
| Bosch | HR9BPX | Platinum | Buy |
| Champion | 7018(Double-Pt) | Copper | Buy |
| Denso | 267700-0660 | — | Buy |
| Denso | 5330 | — | Buy |
| Denso | ITF16TT | Iridium | Buy |
| Motorcraft | 105 | — | Buy |
| Motorcraft | AF3 | — | Buy |
| NGK | 7401 | — | Buy |
| NGK | UR4IX | Iridium | Buy |
| Split Fire | SF2E | — | Buy |
| P4RTI | — | Buy | |
| P4RTP | — | 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.