2025 Audi S8 4.0T for Sale

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2025 Audi S8 4.0T in Ontario, CA

The 2025 Audi S8 4.0T is the pinnacle of performance luxury sedans. For Ontario, CA, drivers who want executive-class comfort with heart-racing speed, the S8 delivers. Its elegant design conceals a ferocious twin-turbocharged V8 engine and sport-tuned handling. This full-size sedan is the ultimate Audi flagship.

What Makes the S8 4.0T Stand Out

The 4.0L TFSI® engine delivers 563 horsepower and 590 lb-ft of torque, paired with predictive active suspension. Inside, you'll enjoy Valcona leather seats, massage functionality, and a Bang & Olufsen® 3D Advanced Sound System. Four-wheel steering and adaptive air suspension ensure every drive is smooth and confident. It's pure power wrapped in elegance.

Why Buy from Audi Ontario

Audi Ontario is your destination for full-size luxury performance vehicles like the 2025 S8. Stop by our Ontario, CA, showroom and experience Audi's finest for yourself.

Due to ongoing industry supply challenges impacting production, the availability of some equipment, options or features may be limited. Please review the Monroney Label on the vehicle prior to purchase to verify the vehicle includes all expected features and equipment.