Audi 4.2 TDI Tuning
Supported in 2 Audi models, 2006+.
Audi
11 supported 4.2 TDI applications
Models With the Audi 4.2 TDI
All Supported Audi 4.2 TDI Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| A8 | 2010+ | D4 | 350 hp | ECU Bosch EDC17CP44 | AutoTuner |
| A8 | 2010+ | D4 | 350 hp | ECU Bosch EDC17CP24 | AutoTuner |
| A8 | 2010+ | D4 | 350 hp | TCU ZF ALx51 | AutoTuner |
| A8 | 2010+ | D4 | 385 hp | ECU Bosch EDC17CP44 | AutoTuner |
| A8 | 2010+ | D4 | 385 hp | TCU ZF ALx51 | AutoTuner |
| Q7 | 2010+ | 4L (II) | 340 hp | ECU Bosch EDC17CP44 | AutoTuner |
| Q7 | 2010+ | 4L (II) | 340 hp | ECU Bosch EDC17CP24 | AutoTuner |
| Q7 | 2010+ | 4L (II) | 340 hp | TCU Aisin AL1000 | AutoTuner |
| Q7 | 2006+ | 4L | 340 hp | ECU Bosch EDC16CP34 | AutoTuner |
| Q7 | 2006+ | 4L | 340 hp | ECU Bosch EDC17CP24 | AutoTuner |
| Q7 | 2006+ | 4L | 340 hp | TCU ZF ALx51 | AutoTuner |
About Audi 4.2 TDI tuning
We tune the Audi 4.2 TDI in 11 applications across the A8, Q7, from 2006+, in diesel form, with stock outputs of 340-385 hp. Calibrations are written on AutoTuner for your exact hardware and fuel, then proven on our Dynojet 424xLC2 in Jenison, MI.
This engine runs on: Aisin AL1000, Bosch EDC16CP34, Bosch EDC17CP24, Bosch EDC17CP44, ZF ALx51.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.