Audi S3 & A3 Tuning, Remaps, Upgrades

Audi A3 & S3 Tuning, Remapping, Modifications and Upgrades from RacingLine. Our full Performance Parts and OEM+ Software range for your Audi S3 & A3.

26% power with Stage 2 ECU Remap on Audi S3 2.0 TFSI 227 KW (2016-2018)

Audi Tuning Specialists - Audi A3, A4, TT, S3, S4, RS4, R8 Tuning

Audi S3 First Modification? Start here - Stage 1 Tune **Big Power Gains**

New Audi A3 & S3 8Y Tuning, Remaps, Upgrades

Guide to the best Audi A3 Tuning Mods

Audi Performance Tuning & ECU Remapping Auckland

New Audi A3 & S3 8Y Tuning, Remaps, Upgrades

Audi A3 2.0TSI ECU Upgrade Software - 2016-2018

Audi A3/S3/RS3 Parts - APR

Audi S3 Tuning - VUDU Performance

Audi S3 Stage 3 Remap Software - VUDU Performance