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AC CHIPTUNING

VMAX REMOVAL

Vmax

Built Around Safe High-Speed Planning

Vmax removal is not just about unlocking a higher number. It should be planned around the real vehicle setup, the tyre and brake condition, the cooling margin, and how the car is actually used at higher speeds.

The route is reviewed as a complete package: engine output, gearbox behaviour, aerodynamic stability, and the level of repeatability the setup can support. That gives us a cleaner strategy than simply switching off a limiter without context.

Vmax removal visual

Workflow

How A Vmax Project Is Handled

Workshop dyno session for a Vmax setup

Limiter change with context

A Vmax route should only be applied once the vehicle setup, power delivery, and control strategy are reviewed together instead of treating the limiter as an isolated switch.

Stability before headline speed

The goal is not simply to remove a cap. We want a route that still feels controlled, repeatable, and technically sensible at the speeds the vehicle may actually reach.

Planned around the real package

Tyres, brakes, gearbox behaviour, cooling margin, and the existing engine calibration all matter if the result is supposed to stay usable beyond one short run.

Measured Outcome

More than removing a limiter, it is a better matched high-speed route

A proper Vmax result should feel coherent with the whole vehicle setup, not just less restricted. That is why we review the car as a technical package before deciding what route makes sense.

  • Limiter strategy matched to the real vehicle setup
  • Cleaner planning for high-speed stability and repeatability
  • Better drivability than a blind one-step limiter removal
  • Clearer understanding of what the package supports well

Phase 01

Vehicle review

We check the current engine setup, gearbox behaviour, and the general condition of the vehicle before planning any Vmax route.

2

Phase 02

Package planning

Tyres, brakes, cooling, limiter logic, and intended use are reviewed together so the route matches the actual vehicle package.

3

Phase 03

Calibration adjustment

The limiter strategy is adjusted around the real platform so the result stays technically coherent with the rest of the calibration.

4

Phase 04

Validation and handover

We explain what was changed, what the package currently supports well, and where the sensible real-world limit of the setup still sits.

Real Results

Measured Gains From Selected Vehicles

BMW F32 420i 2.0 184HP 2015MY dyno result from AC ChipTuning garage Stage 1 Dyno

Dyno tested in-house

BMW F32 420i 2.0 184HP 2015MY

Decat & Downpipe

Power
179 HP 277 HP
+98 HP
Torque
277 NM 424 NM
+147 NM
Audi RS5 2.9 V6 BiTurbo 450HP 2019MY dyno result from AC ChipTuning garage Stage 1 Dyno

Sports car calibration

Audi RS5 2.9 V6 BiTurbo 450HP 2019MY

TCU Stage1

Power
471 HP 551 HP
+80 HP
Torque
653 NM 851 NM
+198 NM
Audi A6 40 TDI 2.0 204HP 2019MY dyno result from AC ChipTuning garage Stage 1 Dyno

City and motorway optimised

Audi A6 40 TDI 2.0 204HP 2019MY

TCU Stage1

Power
195 HP 251 HP
+56 HP
Torque
404 NM 497 NM
+93 NM
VW Golf VII 2.0 TDI GTD 184HP 2017MY DSG dyno result from AC ChipTuning garage Stage 1 Dyno

Daily DSG drivability

VW Golf VII 2.0 TDI GTD 184HP 2017MY DSG

TCU Stage1

Power
191 HP 225 HP
+34 HP
Torque
407 NM 467 NM
+60 NM
Mercedes CLS 53 AMG 3.0T 435HP 2019MY dyno result from AC ChipTuning garage Stage 1+ Dyno

High-speed touring optimised

Mercedes CLS 53 AMG 3.0T 435HP 2019MY

TCU STAGE 1+

Power
437 HP 492 HP
+55 HP
Torque
492 NM 707 NM
+215 NM
BMW G20 330i 2.0 258HP 2020MY dyno result from AC ChipTuning garage Stage 1 Dyno

Daily sport response

BMW G20 330i 2.0 258HP 2020MY

TCU Stage1

Power
258 HP 305 HP
+47 HP
Torque
400 NM 473 NM
+73 NM
VW Tiguan 2.0 TDI 150HP 2022MY DSG dyno result from AC ChipTuning garage Stage 1 Dyno

Family and travel optimised

VW Tiguan 2.0 TDI 150HP 2022MY DSG

MD1CS004

Power
150 HP 206 HP
+56 HP
Torque
360 NM 472 NM
+112 NM
VW Golf 8 GTI 2.0 TSI 245HP 2021MY DSG dyno result from AC ChipTuning garage Stage 1+ Dyno

Hot hatch response

VW Golf 8 GTI 2.0 TSI 245HP 2021MY DSG

RacingLine Intake + TMD / DSG Stage1+

Power
267 HP 341 HP
+74 HP
Torque
427 NM 515 NM
+88 NM

FAQ

Vmax Questions, Clearly Answered

Is Vmax removal safe on every car?

No. The route should depend on the real condition of the vehicle, the supporting hardware, and whether the overall setup makes technical sense for higher-speed use.

Is this only for very high-power builds?

Not always. What matters more is whether the whole package is stable and appropriate for the speed target, not just the peak engine figure.

Do tyres and brakes matter for this route?

Yes. A limiter change only makes sense when the rest of the vehicle can still behave predictably and safely at the speeds being considered.

Can Vmax be combined with ECU or TCU tuning?

Yes. In many cases it should be reviewed together with the engine and gearbox calibration so the overall strategy stays matched.

Can the vehicle be returned to stock later?

Yes, in normal cases the software can be returned to the original state. The important part is deciding whether the current route is appropriate for the vehicle now.

Next Step

Ready To Plan Your Vmax Route?

Choose the vehicleSelect the exact brand, model, version, and engine so we can review the real platform before discussing the limiter route.

Explain the intended useTell us whether the priority is motorway running, top-speed events, or matching the limiter strategy to an existing engine setup.

Get the workshop answerWe reply with the realistic Vmax path, what the current package supports well, and whether the route makes technical sense for booking.