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Chiptuning files » ECU and TCU » Bosch MD1CS104 » Exhaust flap control/off

Exhaust flap control/off for Bosch MD1CS104

Exhaust valves can be opened or closed independent of the driving mode. For cars with valves in the original exhaust.

Exhaust flap control/off files for vehicles with Bosch MD1CS104

6 of the 6 vehicles with this unit

Vehicle	Generation	Fuel	Power
A3 35 TDI (2.0D)	8Y Facelift 2024	Diesel	150 hp
A5 2.0 TDI	B10 11/2024	Diesel	204 hp
A6 2.0 TDI	C9 04/2025	Diesel	204 hp
Q3 2.0 TDI	FJ 09/2025	Diesel	150 hp
Q5 2.0 TDI MHEV	GU 09/2024	Diesel (mild hybrid)	204 hp
Q5 40 TDI (2.0D)	GU 09/2024	Diesel (mild hybrid)	204 hp

Other modifications for Bosch MD1CS104

Engine performance

Stage 1 Stage 2 BASE

Sound and driving

Cold start off - Catalyst heating off Start/Stop System Off VMAX speedlimit on/off higher/lower Idle RPM Mod

Deactivations and fixes

DTC off Catalyst off DPF/OPF/GPF off EGR off AdBlue off Swirl flaps off TVA off AGS off Readiness ok CVN correction Checksum Correction Smoke test fix EGT sensor off

Immobiliser and cloning

Results vary per vehicle, and what is possible can differ per software version. This applies to every modification we deliver, for the ECU and for the TCU. Upload your original file to check what is available for your vehicle.

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Exhaust flap control/off for other units

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