Audi A3 1.8T — power gains with a largely standard engine
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Audi A3 1.8T — power gains with a largely standard engine

An Audi A3 1.8T with a Bosch ME7 ECU: software tuning and dyno results with only limited hardware changes.

Stage 1 tuning turbo petrol engine dyno testing
Date 10.04.2023
Vehicle Audi A3
Engine 1.8T petrol
ECU Bosch ME7

The Audi A3 1.8T petrol engine is listed with factory figures of 150 hp and 210 Nm. This car did not have an upgraded turbocharger, injectors or intercooler. It did have a slightly larger, less restrictive exhaust system.

After the ECU software was modified, the dyno showed 200 hp and 354 Nm. Compared with the cited factory figures, that is an increase of about 50 hp and 144 Nm.

The video does not show a dyno run before the software change, so the increase is calculated against the factory figures. The result illustrates what this 1.8T setup achieved while its main components remained standard and the exhaust system had been modified.

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