Challenger MT All 555D 6.6 - 170hp

Real standard and upgraded performance figures for the 555D 6.6 - 170hp engine in the Challenger MT All.

Below: measured output for the 555D 6.6 - 170hp in the Challenger MT All, standard vs. remapped, in both horsepower and torque.

Horsepower (HP)Torque (Nm)
Standard1701
Stage 11701
Stage 21701
Make
Challenger
Model
MT
Generation
All
Engine
555D 6.6 - 170hp
Fuel type
diesel

Frequently asked questions

Is Stage 1 tuning safe for the Challenger MT All 555D 6.6 - 170hp?

Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.

How much more power does the 555D 6.6 - 170hp make after tuning?

Standard output is 170 HP / 1 Nm; Stage 1 on this engine typically reaches 170 HP / 1 Nm. Exact results can vary slightly with fuel quality and vehicle condition.

How long does a Challenger MT All 555D 6.6 - 170hp remap take?

Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.

Can the 555D 6.6 - 170hp be reverted to its original file?

Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.