Audi A3 1.2 TSI S&S 85 hp — Stage 1 file (+45 hp)
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Stage 1 file for Audi A3 1.2 TSI S&S 85 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Audi A3 1.2 TSI S&S 85 hp ECU
Audi A3 (2012 - 8V) 1.2 TSI S&S 85 hp — premium petrol engine of the passenger segment of the Volkswagen Group (VAG) group (Германия, 1909). Stage 1 chip tuning raises power from 85 to 130 hp (+45 hp, +53%) and torque from 160 to 220 Nm (+60 Nm). This engine ships with different ECU variants: Bosch MED17.5.21, Bosch MED17.5.25. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. The 2012 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.
Audi is a premium manufacturer from Ingolstadt (Bavaria), founded in 1909 as Audiwerke August Horch & Cie. Audi's petrol range is badged TFSI, and the diesel range TDI. quattro is Audi's signature all-wheel-drive system, introduced in 1980. The MQB and MLB platforms allow ECU commonality with Volkswagen, Porsche and Bentley.
The Audi community is renowned for its active tuning scene and a huge library of available Stage files. APR and Revo are the leading tuning brands for Audi, right up to Stage 1+. On pre-2017 Audi models, Stage 1 is flashed via OBD without bench. In the Audi city segment, Stage 1 is more about comfort than outright power. On naturally aspirated Audi engines without a turbo, the main effect is on throttle response. On low-output Audi engines, Stage 1 is safe without overstressing the hardware. Base TFSI/TDI versions focus on fuel economy; Stage 1 delivers an honest but modest gain.
Frequently asked questions
How much horsepower does Stage 1 add for the Audi A3 1.2 TSI S&S 85 hp?
The Stage 1 gain for the Audi A3 1.2 TSI S&S 85 hp is 45 hp (+53%) over the stock 85 hp, for a total of 130 hp. Torque rises from 160 to 220 Nm (+60 Nm).
What is Stage 1 chip tuning for the Audi A3?
Stage 1 on the Audi A3 1.2 TSI S&S 85 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 +45 hp with no hardware changes.
Is Stage 1 safe for the low-output Audi A3 1.2 TSI S&S 85 hp?
Stage 1 on the base Audi A3 is safe — the factory calibration of low-output engines leaves headroom for software optimization. The gain is modest, but engine life is not affected.
How does Stage 2 differ from Stage 1 on the Audi A3 1.2 TSI S&S 85 hp?
Stage 2 on the Audi A3 1.2 TSI S&S 85 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
How many ECU variants does the Audi A3 1.2 TSI S&S 85 hp have?
The Audi A3 1.2 TSI S&S 85 hp has 2 ECU variants: Bosch MED17.5.21, Bosch MED17.5.25. 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 A3?
Stage 1 on the Audi A3 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 A3 1.2 TSI S&S 85 hp done?
The full remap cycle for the Audi A3 — 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 A3?
The original Audi A3 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 A3 1.2 TSI S&S 85 hp?
The cost of Stage 1 for the Audi A3 1.2 TSI S&S 85 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.