Audi A4 40 TFSI (2.0) MHEV 204 hp — Stage 1 file (+100 hp)
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Stage 1 file for Audi A4 40 TFSI (2.0) MHEV 204 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Audi A4 40 TFSI (2.0) MHEV 204 hp ECU
Audi A4 (2018 - B9-FL) 40 TFSI (2.0) MHEV 204 hp — premium petrol engine of the passenger segment of the Volkswagen Group (VAG) group (Германия, 1909). Stage 1 chip tuning raises power from 204 to 304 hp (+100 hp, +49%) and torque from 320 to 420 Nm (+100 Nm). This engine ships with different ECU variants: Bosch MG1CS031, Siemens/Continental Simos19.7. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. A modern petrol engine built in 2018 — a generation with encrypted ECU protection (Tricore TPROT); top engines require Bench.
Audi is part of the Volkswagen Group (VAG), Europe's largest automotive group. Audi Sport is Audi's performance division, building the RS models. Audi shares platforms with Volkswagen, Porsche, Bentley and Lamborghini within VAG. On high-output turbo-petrol Audi engines (S models), Stage 1 delivers a confident gain.
APR and Revo are the leading tuning brands for Audi, right up to Stage 1+. Audi S models sit between the standard cars and the RS range. Within the VAG group, ECUs are standardised, so a single file often fits a dozen models across Audi/VW/Skoda/Seat. The premium Audi segment runs a high-output platform with Stage 2 potential. High-output Audi engines sit in the premium segment, with solid headroom for Stage 1. Audi S models are the milder performance step between the standard cars and the RS range.
Frequently asked questions
How much does the power of the Audi A4 40 TFSI (2.0) MHEV 204 hp increase after Stage 1?
The Stage 1 gain for the Audi A4 40 TFSI (2.0) MHEV 204 hp is 100 hp (+49%) over the stock 204 hp, for a total of 304 hp. Torque rises from 320 to 420 Nm (+100 Nm).
What is Stage 1 chip tuning for the Audi A4?
Stage 1 on the Audi A4 40 TFSI (2.0) MHEV 204 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +100 hp with no hardware changes.
What does Stage 1 give on the powerful Audi A4 40 TFSI (2.0) MHEV 204 hp?
The high-output Audi A4 40 TFSI (2.0) MHEV 204 hp has a conservative factory calibration aimed at the mass market. Stage 1 unlocks the engine's real potential while turbo and injector life are preserved.
How does Stage 2 differ from Stage 1 on the Audi A4 40 TFSI (2.0) MHEV 204 hp?
Stage 2 on the Audi A4 40 TFSI (2.0) MHEV 204 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
How many ECU variants does the Audi A4 40 TFSI (2.0) MHEV 204 hp have?
The Audi A4 40 TFSI (2.0) MHEV 204 hp has 2 ECU variants: Bosch MG1CS031, Siemens/Continental Simos19.7. Before flashing you need to read the specific unit — calibration is done for the exact hardware/software.
Does Stage 1 void the warranty on the Audi A4?
Stage 1 on the Audi A4 voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.
How quickly is chip tuning of the Audi A4 40 TFSI (2.0) MHEV 204 hp done?
The full remap cycle for the Audi A4 — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.
Can you return to stock after Stage 1 on the Audi A4?
The original Audi A4 ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.
How much does Stage 1 cost for the Audi A4 40 TFSI (2.0) MHEV 204 hp?
The cost of Stage 1 for the Audi A4 40 TFSI (2.0) MHEV 204 hp is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.