2021 Audi S4
2021 Audi S4 OVERVIEW 
2021 Audi S4 For Sale
2021 S4
Brilliantly athletic.
The Audi S4 offers more than muscle. It offers thoughtful innovations that show off the brains behind the brawn.
Audi S4 For Sale
Audi S4 APPEARANCE 
2021 S4 FEATURES 
Available Engines
Engine
- Engine type: 3.0-liter six-cylinder
- Displacement (cc)/Bore and stroke (mm): 2,995/84.6 x 89.0
- Max. output: 349 HP
- Max. Torque: 369 lb-ft
- Engine block: Aluminum-alloy
- Cylinder head: Aluminum-alloy
- Valvetrain: 24-valve DOHC with Audi valvelift system
- Induction/fuel injection: Twin-scroll turbocharged/TFSI®
- Acceleration (0 – 60 mph): 4.4 seconds
- Top speed *: 155 mph / Optional (with all-season tires) 130 mph
Steering
- Type: Speed-sensitive electromechanical power steering system/Optional Dynamic steering
- Ratio: 15.9: 1
- Turning diameter (curb-to-curb) (ft): 38.1
Brakes
- Front (in): 13.8 (ventilated disc)
- Rear (in): 13.0 (ventilated disc)
Safety | Security
- Driver and front passenger dual-stage airbags
- Tire-pressure monitoring system
- ISOFIX child seat mounting and Top Tether anchorage point for outer rear seats
- Electronic child locks
Exterior
- S-model quad exhaust outlets
- Power-adjustable, heated exterior side mirrors
- Vehicle tool kit and vehicle jack
- Body-colored trunk-mounted rear lip spoiler
- LED headlights with DRL signature
- 18" 5-Y-spoke design wheels
- 245/40 R18 summer performance tires
- LED taillights with dynamic rear indicators
- Heat-insulating glass for side windows
- Aluminum trim around exterior windows
Interior
- Interior storage package
- Power sunroof
- Illuminated aluminum door sill inlays with S badging
- Stainless steel pedal caps
- Black cloth headliner
- Three-zone automatic climate control
- Auto-dimming interior rear view mirror with digital compass and Integrated Toll Module®
- Ambient LED interior lighting package
- Three-spoke multifunction steering wheel with shift paddles
- Folding front center armrest
- Driver and front-passenger extendable sun visors with illuminated vanity mirrors
- Front and rear floor mats
- Brushed Aluminum inlays
Available Engines
Infotainment | Technology
- Audi pre sense® city
- Audi drive select®
- Audi connect® CARE assistance and security services (limited time subscription)
- S sport suspension
- Parking system plus (front and rear acoustic sensors)
- Audi pre sense® rear
- Audi adaptive cruise assist with stop & go
- Garage door opener (Homelink®)
- Top view camera system with Virtual 360 view
- High-beam assist
- Audi virtual cockpit
- Navigation system preparation - purchasable through dealership
- Electric tailgate/trunk lid release from inside
- Audi side assist with Rear cross traffic assist and Vehicle exit warning
- Audi active lane assist
- Audi phone box with signal booster and wireless charger
- Audi smartphone interface
Steering
- Type: Speed-sensitive electromechanical power steering system/Optional Dynamic steering
- Ratio: 15.9: 1
- Turning diameter (curb-to-curb) (ft): 38.1
Transmission | Drivetrain
- Transmission: Eight-speed Tiptronic® automatic transmission
- Drivetrain: quattro® all-wheel drive with ultra® technology
Suspension
- Front: Five-link front independent steel spring S4 sport suspension
- Rear: Five-link rear independent steel spring S4 sport suspension
- Optional: Sport adaptive damping suspension
Brakes
- Front (in): 13.8 (ventilated disc)
- Rear (in): 13.0 (ventilated disc)
Electrical System
- Battery: 12 Volts - 80 amp
- Alternator: 14 Volts - 150 amp
Safety | Security
- Driver and front passenger dual-stage airbags
- Tire-pressure monitoring system
- ISOFIX child seat mounting and Top Tether anchorage point for outer rear seats
- Electronic child locks
EPA Estimates | Capacities
- City **: 20
- Highway **: 28
- Combined **: 23
- Engine oil (qt): 8.0
- Fuel (gal) ***: 15.3
- Recommended fuel: Premium
- Coolant system (gal): 2.75
Warranty | Maintenance
- Warranty: 4-year/50,000-mile Audi New Vehicle Limited Warranty
Available Engines
EPA Estimates | Capacities
- City **: 20
- Highway **: 28
- Combined **: 23
- Engine oil (qt): 8.0
- Fuel (gal) ***: 15.3
- Recommended fuel: Premium
- Coolant system (gal): 2.75
Body
- Material: Lightweight construction technology - multi-material body construction (steel and aluminum composition)
- Corrosion protection: Multi-step anti-corrosion protection
Suspension
- Front: Five-link front independent steel spring S4 sport suspension
- Rear: Five-link rear independent steel spring S4 sport suspension
- Optional: Sport adaptive damping suspension
Electrical System
- Battery: 12 Volts - 80 amp
- Alternator: 14 Volts - 150 amp
Exterior Measurements
- Wheelbase (in): 111.0
- Length (in): 187.5
- Height (in): 56.2
- Overall width with mirrors (in): 79.6
- Overall width without mirrors (in): 72.7
- Track front (in): 61.9
- Track rear (in): 61.2
- Curb weight (lb): 3847.0
- Drag coefficient (Cw): 0.29
Interior Measurements
- Head room (in, front): 37.3
- Head room (in, rear): 37.4
- Leg room (in, front): 41.3
- Leg room (in, rear): 35.7
- Shoulder room (in, front): 55.9
- Shoulder room (in, rear): 54.5
- Cargo volume (cu ft, cu ft, rear seatbacks up/folded): 12.0/NA
- Seating capacity: 5
Warranty | Maintenance
- Warranty: 4-year/50,000-mile Audi New Vehicle Limited Warranty
2021 Audi S4 ENGINEERING 
S sport package
The Audi S4 can be augmented with dramatic performance and design flourishes of the available S sport package. This package includes quattro® sport rear differential, S-tuned sport adaptive damping suspension and red brake calipers.
The differential between normal and thrilling.
Our available dynamic quattro® sport rear differential, splits the torque between the wheels of the rear axle, offering thrilling handling on corners. Near-instant reaction times and constantly monitored torque distribution help you stay in control and improve driving dynamics.
LED taillights with dynamic rear turn indicators
Which way you are going really shows other drivers how far we’ve come. In addition to being long-lasting and visually striking, the LED taillights on the Audi S4 incorporate dynamic turn indicators and available animations to add a precise brilliance to your driving intent.
Audi S4 TECHNOLOGY 
Interior lighting plus package
Customize your expressive mood with the available interior lighting plus package with 30 color choices, LED lighting and focused contour lighting tracing the interior design lines.
Audi virtual cockpit
The available Audi virtual cockpit plus features a high-resolution 12.3" screen, three display modes and the ability to show your location in Google Earth™ or via a 3D map.
Park assist
This available system can provide steering guidance when maneuvering into a perpendicular or parallel parking space. The driver controls throttle and braking.
Top view camera system
By combining the information gathered by the vehicle’s cameras, the available top view camera system can show the vehicle’s position in relation to the surroundings with a virtual overhead view.