Audi RS6 C8 4.0TFSI Performance Quattro MY2023 – Stage2 98RON Upgrade specifications as delivered: ➡️ 98RON fuel ➡️ @redstarexhaustusa Downpipes with hi flow cats ➡️ @akrapovic cat back exhaust ➡️ @eventuri_ cold air intake kit ➡️Stage 2 ECU remap from another shop making 360wkw Upgrade...
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