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Stage 2 BASE for Audi RS4

Remap matched to hardware upgrades. Which parts are needed differs per engine. If needed we fine-tune the file up to 3 times free of charge, based on the datalogs you send us. 6 engines.

Audi RS4 engines with Stage 2 BASE

Engine	Generation	Fuel	Stock	ECU	Stage 2
RS4 Ed 25th 2.9 Bi-Turbo (GPF)	B9 Mk3 05/2024	Petrol	470 hp		530 hp / 800 Nm
RS TFSI (2.9 V6 BiTurbo)	B9 Facelift 2019	Petrol	450 hp	Bosch MG1CS002	535 hp / 805 Nm
RS TFSI (2.9 V6 BiTurbo)	B9 2017 2019	Petrol	450 hp	Bosch MG1CS002	528 hp / 798 Nm
RS4 4.2 V8 FSI	B8 2012 - 2016	Petrol	450 hp	Bosch MED17.1.1	497 hp / 471 Nm
RS4 4.2 V8	B7 2004 - 2008	Petrol	420 hp	Bosch MED9.1	460 hp / 475 Nm
2.7 V6 Biturbo	2001 - B5	Petrol	380 hp	Bosch ME7.1	443 hp / 591 Nm

Figures are indicative and depend on the vehicle’s condition, fuel quality, fitted hardware and measuring conditions.

Other modifications for Audi RS4

Engine performance

Stage 1 E85 or other special fuels modification Stage 3 BASE Flex fuel mod for E85 or other fuel types

Gearbox

Gearbox TCU tuning

Sound and driving

Pops and bangs Hardcut limiter VMAX speedlimit on/off higher/lower Start/Stop System Off

Deactivations and fixes

DTC off Catalyst off DPF/OPF/GPF 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.

Control units

Bosch MG1CS002 Bosch MED17.1.1 Bosch MED9.1 Bosch ME7.1

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Upload your original file in the portal. Stage 1 on average in 50 minutes.

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All Audi RS4 tuning files
Stage 2 BASE for all Audi models

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