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Best-SellerAPRAPR Ultralink Fits Most APR ECU/TCU supported vehicles - Audi / VW / Porsche / Bentley / LamborghiniPart# EM100040Free ShippingIn Stock
$184.95
APRAPR ECU Upgrade - 2.5T EA855 EVO 2.5T I5 Engine Tune for the Audi RS3 17-20, TT RS Quattro 18-22$764.95- APRAPR ECU Upgrade - 2.5T EA855 (PQ35 RS3/TTRS) 2.5T I5 Engine Tune for the Audi TT RS Quattro 11-14$659.95
APRAPR TCU Upgrade - 7 Speed DSG and S Tronic (DQ500) 7-Speed Transmission Tune for the Audi RS3 17-20, TT RS Quattro 18-22$649.95
APRAPR Remote Tuning Service - ECU/TCU Install Cable Fits Most APR ECU/TCU supported vehicles - Audi / VW / Porsche / Bentley / LamborghiniPart# EM100039Free ShippingIn Stock
$171.95
TrendingAPRAPR Throttle Booster - w/ Wireless Controller and Bluetooth Mobile App Fits Various 2004-2025 VW/Audi/Bentley/Lamborghini/Porsche VehiclesIn Stock
$299.95
APRAPR Suspension Control Unit Upgrade - MQB - Audi Magride Fits 2015-2018 Audi A3 Quattro/A3 Sportback e-tron - 2017-2020 Audi RS3 - 2015-2020 Audi S3 - 2016-2023 Audi TT Quattro/TTS Quattro - 2018-2022 Audi TT RS QuattroPart# SUS00019Free ShippingIn Stock
$1,499.95
Audi TT RS Quattro Software & Tuning
APR’s software and tuning solutions deliver refined performance engineering—precision ECU and TCU calibrations, along with inline modules, that elevate power, transmission response and driving dynamics while maintaining the integrity of your European vehicle’s factory systems.