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VW Touareg 3.0 V6 TDI: Stage 1 + TCU Calibration

28 September 2026 · DC Remapping UK

A big SUV like the VW Touareg lives on torque. This 3.0 V6 TDI came in for our Stage 1 custom dyno tune paired with a TCU gearbox calibration, so the engine and the 8-speed automatic were developed together.

VW Touareg V6 TDI front three-quarter on the dyno
The Touareg on our 4WD linked dyno.

The numbers

It made 287bhp and 590Nm on the baseline run and 331bhp and 692Nm after the calibration:

MeasurementStockDC Stage 1 + TCU
Engine power286.8 hp @ 3,639rpm331.2 hp @ 3,876rpm
Engine torque590 Nm @ 2,610rpm692 Nm @ 2,477rpm
Wheel power243.9 hp289.1 hp
VW Touareg V6 TDI dyno graph, stock vs DC Stage 1 + TCU
The dyno printout, stock in red, tuned in blue.

Why torque transforms a Touareg

Over 100Nm extra, arriving from low down, is what you feel in a vehicle this size. Towing, overtaking and fully loaded motorway driving all become far more effortless, and the TCU calibration lets the gearbox handle the extra torque and put it down smoothly.

VW Touareg V6 TDI rear view strapped to the dyno
Strapped down for back-to-back runs.

How it was done

Diagnostics and a health check first, baseline runs on our 4WD linked dyno, then a calibration developed with live data logging and repeated runs before the final verification. No generic files, original software backed up.

VW Touareg V6 TDI rear three-quarter on the dyno
Job done, 331bhp and 692Nm.

Got a VAG diesel SUV? Check your car’s gains and price, or see the VW T6 we tuned.

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