The Caterpillar A4E4 is a widely-used engine control unit found in 9 vehicle variants across multiple manufacturers. ecufiles.io provides professionally calibrated remap files for this ECU, covering Stage 1 & Stage 2 power upgrades, DPF/EGR/AdBlue removal, pop & bang maps, and more. All files are tested, ORI-stored, and delivered via the ecufiles.io platform to verified B2B workshops.
| Make | Model | Engine | Year | Power | Software IDs |
|---|---|---|---|---|---|
| Caterpillar | 745 | C18.1TDI | 2021 | - | 745T4FHRCT4 5913079-00 |
| Caterpillar | PT-475 | 12.5TDI | 2021 | 475hp | CMT10841 5660199-00 4884878-01 C13 |
| Caterpillar | 336F | C9.3TDI | 2020 | 303hp | 4C5AUC 5903630-00 |
| Caterpillar | D6T | C9.3TDI | 2020 | 228hp | 5674597-00 |
| Caterpillar | 374F | C15.2TDI | 2019 | 492hp | 5757595-00 |
| Caterpillar | 140M | C7.1TDI | 2018 | 183hp | 41760130 ET579753 5044806-00 |
| Caterpillar | 349E | 12.5TDI | 2015 | 426hp | 0K9869 4884995-00 C13-TIER-4 |
| Caterpillar | Ind | C9.3TDI | 2014 | 320hp | T4I-IND 4543463-00 |
| Prinoth | Bison | C9.3TDI | 2018 | 422hp | 6221407-00 |
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