034Motorsport is proud to offer our 034EFI Stage 3 K04 Chip Tuning for the Audi 2.7T.
This tune is capable of over 400WHP on 91 octane with proper supporting modifications (intake, intercoolers, downpipes, exhaust) and retains electronic boost control via the factory N75 valve.
034EFI ECU Upgrade for K04 Style Turbos
Note: Requires K04 turbochargers, 85mm Hitachi MAF housing, and 550cc Bosch EV14 fuel injectors.Hitachi MAF sensor upgrade is required for early B5 S4 models equipped with Bosch MAF sensor.
Upgraded fuel pump is strongly recommended.
Please Note: Select proper engine code and turbocharger configuration below.
Typical powerband for a 91 Octane 034EFI-Tuned Stage 3 K04 2.7T with proper supporting modifications:
This dyno is an average result, but final horsepower and torque figures can vary depending on supporting modifications.
This product is sold for racing use as well as use on vehicles not registered for on highway use.
By purchasing this product, you understand that this product is sold for racing use as well as used on vehicles not registered for on highway use, and that it is not legal for use on highway or street vehicles.
Part Number Interchange
Warning: This product may contain a chemical known to the State of California to cause cancer, birth defects, or other reproductive harm.