APR S8 4.0T ECU Upgrade vs Stock - Acceleration

10/08/2013
10 min read

APR S8 4.0T ECU Upgrade vs Stock - Acceleration

10/08/2013
10 min read

The APR Stage I ECU Upgrade for the 4.0T Audi S8 results in massive gains over stock. This factory ECU Upgrade installs directly to your OEM ECU. Learn more at www.goapr.com

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