Black C190 Mercedes-AMG GT coupe at a quiet paved overlook

C190 / M178

Mercedes-AMG GT-C Tune

Mercedes-AMG GT-C ECU tunes covering 2017-2021 for C190 M178. Compare Cedar Performance stage pricing and published power targets.

View 5 tunes Browse Mercedes-AMG

Model years2017-2021

EngineM178

PlatformC190

Listed pricing$700 - $2,000

Tune catalog

Choose your Mercedes-AMG GT-C

Open the exact vehicle page to compare its stages, published targets, and order path.

2021 Mercedes-AMG GT-C Tune

M178 / C190 · Stage 1 / Stage 2 / Stage 3

$700 - $2,000 View tune

2020 Mercedes-AMG GT-C Tune

M178 / C190 · Stage 1 / Stage 2 / Stage 3

$700 - $2,000 View tune

2019 Mercedes-AMG GT-C Tune

M178 / C190 · Stage 1 / Stage 2 / Stage 3

$700 - $2,000 View tune

2018 Mercedes-AMG GT-C Tune

M178 / C190 · Stage 1 / Stage 2 / Stage 3

$700 - $2,000 View tune

2017 Mercedes-AMG GT-C Tune

M178 / C190 · Stage 1 / Stage 2 / Stage 3

$700 - $2,000 View tune

Calibration coverage

Mercedes-AMG GT-C tuning details

Available stagesStage 1 / Stage 2 / Stage 3

5 vehicle listings across 2017-2021.

Published outputHP / TQ

5 of 5 listings include published power targets; exact output varies by fuel and hardware.

Setup reviewStandard ordering

Listed stages can begin as standard orders; Cedar confirms ECU access and vehicle details before calibration.