Audi S8 Tire Pressure
Audi S8 models from 2007 to 2021 have recommended tire pressure of 36 psi to 49 psi based on model year, trim and original equipment tire size.
Audi S8 is a high performance car offered in 2 trims and equipped with 4 original equipment tire size sets. You can find recommended tire pressure for Audi S8 by model year, model trim or its original equipment tire size. Do not forget to check out frequently asked questions.
Select Audi S8 year to see its original equipment tire sizes and corresponding tire inflation pressures.
2021 Audi S8 Tire Pressure
Recommended tire pressure for 2021 Audi S8 is 44 psi to 46 psi for front tires and 41 psi to 44 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21/XL 101Y | 46 psi | 44 psi |
| 275/35R21/XL 103(Y) | 44 psi | 41 psi |
2020 Audi S8 Tire Pressure
Recommended tire pressure for 2020 Audi S8 is 42 psi to 46 psi for front tires and 39 psi to 44 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21/XL 101Y | 46 psi | 44 psi |
| 265/40R20/XL 104Y | 42 psi | 39 psi |
| 275/35R21/XL 103(Y) | 44 psi | 41 psi |
2018 Audi S8 Tire Pressure
Recommended tire pressure for 2018 Audi S8 is 49 psi for front tires and 48 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 275/35R21/XL 103Y | 49 psi | 48 psi |
2017 Audi S8 Tire Pressure
Recommended tire pressure for 2017 Audi S8 is 49 psi for front tires and 48 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 275/35R21/XL 103Y | 49 psi | 48 psi |
2016 Audi S8 Tire Pressure
Recommended tire pressure for 2016 Audi S8 is 36 psi for front tires and 38 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21/XL 101Y | 36 psi | 38 psi |
| 275/35R21/XL 103Y | 36 psi | 38 psi |
2015 Audi S8 Tire Pressure
Recommended tire pressure for 2015 Audi S8 is 36 psi for front tires and 38 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21/XL 101Y | 36 psi | 38 psi |
| 275/35R21/XL 103Y | 36 psi | 38 psi |
2014 Audi S8 Tire Pressure
Recommended tire pressure for 2014 Audi S8 is 36 psi for front tires and 38 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21/XL 101Y | 36 psi | 38 psi |
| 275/35R21/XL 103Y | 36 psi | 38 psi |
2013 Audi S8 Tire Pressure
Recommended tire pressure for 2013 Audi S8 is 36 psi for front tires and 38 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21/XL 101Y | 36 psi | 38 psi |
| 275/35R21/XL 103Y | 36 psi | 38 psi |
2009 Audi S8 Tire Pressure
Recommended tire pressure for 2009 Audi S8 is 44 psi for front tires and 44 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R20/XL 99Y | 44 psi | 44 psi |
2008 Audi S8 Tire Pressure
Recommended tire pressure for 2008 Audi S8 is 44 psi for front tires and 44 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R20/XL 99Y | 44 psi | 44 psi |
2007 Audi S8 Tire Pressure
Recommended tire pressure for 2007 Audi S8 is 44 psi for front tires and 44 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R20/XL 99Y | 44 psi | 44 psi |
Select Audi S8 trim to see its original equipment tire sizes and corresponding tire inflation pressures.
Tire Pressure for Audi S8
Recommended tire inflation for Audi S8 is 36 psi to 46 psi for front tires and 38 psi to 44 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R20 99Y XL | 44 psi | 44 psi |
| 265/35R21 101Y XL | 36 - 46 psi | 38 - 44 psi |
| 265/40R20 104Y XL | 42 psi | 39 psi |
| 275/35R21 103Y XL | 36 - 44 psi | 38 - 41 psi |
Tire Pressure for Audi S8 Plus
Recommended tire inflation for Audi S8 Plus is 36 psi to 49 psi for front tires and 38 psi to 48 psi for rear tires.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R21 101Y XL | 36 psi | 38 psi |
| 275/35R21 103Y XL | 36 - 49 psi | 38 - 48 psi |
Recommended tire inflation for Audi S8 original equipment tire sizes with matching trims and model years.
| Tire Size | Front Tire Pressure | Rear Tire Pressure |
|---|---|---|
| 265/35R20 99Y XL | 44 psi | 44 psi |
| Years: 2007 - 2009 Trims: Base Model |
||
| 265/35R21 101Y XL | 36 - 46 psi | 38 - 44 psi |
| Years: 2013 - 2021 Trims: Base Model Plus |
||
| 265/40R20 104Y XL | 42 psi | 39 psi |
| Years: 2020 Trims: Base Model |
||
| 275/35R21 103Y XL | 36 - 49 psi | 38 - 48 psi |
| Years: 2013 - 2021 Trims: Base Model Plus |
||
All listed data and/or calculations are for informational purposes only. TirePressure.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for recommended tire pressure settings. Never overinflate or overload a tire beyond its maximum capabilities listed on sidewall.
What should Audi S8 tire pressure be?
Recommended tire pressure for Audi S8 tires ranges from 36 psi to 49 psi, as set by vehicle manufacturer according to model's original equipment tire size and gross vehicle weight rating (GVWR) to optimize vehicle safety, performance and fuel efficiency.
Where to find recommended tire pressure for Audi S8?
Audi S8 recommended tire pressure can be found in owner's manual, on a tire placard on the side of driver's door or door jam, on the trunk lid, in the console or on the fuel door. Tire inflation will be listed in psi (pounds per square inch), bar or kPa (kilopascals).
How to check tire pressure on Audi S8?
To check Audi S8 tire pressure you will first need to determine its recommended tire pressure for the front and rear tires. Take off tire valve caps and use a tire pressure gauge to check tire inflation in every tire. Adjust Audi S8 tire pressure to its recommended levels. If overinflated, let some air out by pressing down the center plunger in the valve stem. If underinflated, add air with tire inflator. Recheck tire pressure to make sure all tires are properly inflated. Replace the valve stem caps. Make sure to check tire pressure when tires are "cold" and have not been driven for at least 3 hours. Remember that the front and rear tire pressures may differ.
What is proper tire pressure for Audi S8 replacement tires?
If you replace Audi S8 original equipment tires with non-stock tires that have different size or load capacity, new tires may require substantially different inflation pressures. Use our tire pressure calculator to find proper tire inflation when switching to a different tire size.
What is recommended winter tire pressure for Audi S8?
Tire pressure fluctuates with ambient temperatures. When temperatures drop, Audi S8 tires may lose approximately 1 psi of air pressure for every 10 degree Fahrenheit decrease. During winter Audi S8 tires can be inflated 3 to 5 psi above the recommended tire pressure settings to compensate for lower temperatures. Do not overinflate above the maximum tire inflation pressure value indicated on tire sidewall. Make sure to check tire pressure regularly in the winter to keep tires properly inflated for a safe ride on snow and icy roads.
Is Audi S8 equipped with Tire Pressure Monitoring System (TPMS)?
If your Audi S8 is built after 2007, it is most likely equipped with a Tire Pressure Monitoring System. Check owner's manual to see if your model has TPMS.
Why is Audi S8 tire pressure light on?
If Audi S8 TPMS warning light comes on and stays on, it means at least one of the tires is underinflated. If TPMS warning light goes on and off, fluctuating ambient temperatures may be the reason. If Audi S8 TPMS warning light flashes for 90 seconds when you start the vehicle and then remains illuminated, the TPMS is not functioning properly and you should have it serviced.
How to reset tire pressure light on Audi S8?
To reset tire pressure light on Audi S8, follow the instructions in owner's manual. If tire pressure monitoring system will not reset, there may be a problem with tire pressure sensors.