Audi S7 4.0 TFSI Quarter Mile - APR Stage I vs Stock

02/18/2013
10 min read

Audi S7 4.0 TFSI Quarter Mile - APR Stage I vs Stock

02/18/2013
10 min read

APR's Stage I ECU Upgrade for the Audi S7 4.0 TFSI vs a stock Audi S7 in the quarter mile.

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