This 2013 Audi S6 Prestige features significant performance modifications including IE TCU tunes, 2. 5" turbo inlets (currently on stage 2), downpipes to a valved catback, and a JXB driveshaft carrier. Recent maintenance includes a water pump and thermostat at 85k miles, turbo screen service, and PCV service at 79k miles.
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The vehicle has some known issues, including oil and coolant leaks, and requires a new boost sensor and rear fog light.