
Servicing your B8.5 Audi S4 is important, but it can be tough to find clear, reliable information on what’s required and when. Below is an easy-to-use maintenance guide to help you keep your B8.5 S4 on schedule.
The information below pertains to the following models:
B8.5 Audi S4 – 6-Speed Manual – Service Parts
B8.5 Audi S4 – 7-Speed DSG – Service Parts

What oil weight do I need to use in my 3.0T (Supercharged) Audi S4?
On most VW/Audi models, including the 3.0T S4, oil weight (for example, 5W-40) is usually less important than oil specification. VW/Audi has specific oil specifications that must be met for the oil to be considered valid. This spec can vary (check your owner’s manual for details), but it’s commonly VW 502 00. Using the correct spec helps keep your engine running properly and may be important for warranty coverage or warranty extensions.
All oils found in the kits below meet the required specification.
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Maintenance Videos for Your Vehicle from DAP

B8.5 Audi S4 3.0T Maintenance Schedule
| Miles | 5K | 15K | 25K | 35K | 45K | 55K | 65K | 75K | 85K | 95K | 105K | 115K |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oil and Filter Change | ||||||||||||
| Cabin (Pollen) Filter Replacement | ||||||||||||
| DSG Transmission Fluid Service | ||||||||||||
| Manual Transmission Fluid Service | ||||||||||||
| Center Differential | ||||||||||||
| Rear Sport Differential | ||||||||||||
| Spark Plug Replacement | ||||||||||||
| Tire Rotation | ||||||||||||
| Engine Air Filter | ||||||||||||
| Supercharger Belt | ||||||||||||
| Fuel Filter | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Brake Fluid Flush | ||||||||||||
| Service Reminder Reset |
Brake Fluid Flush: As per Audi, perform a brake fluid flush every 2 years regardless of mileage.
Wiper Blades: We recommend replacing wiper blades every 1–2 years depending on wear.
Serpentine Belt: Inspect belt condition and replace as needed.
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Recommended by DAP
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As per Audi
Please note: The items above reflect parts and fluids with recommended replacement intervals. It’s always recommended to give the vehicle a thorough inspection during service. Audi also specifies inspection intervals for items such as coolant level/condition, axles, ball joints, hinges, lighting, and more. In our experience, these checks become especially important as mileage increases, and should be reviewed at every service to help ensure safe, reliable operation.

Liqui Moly Oil Change Kit for 3.0T Supercharged B8.5 Audi S4
Motul Oil Change Kit for 3.0T Supercharged B8.5 Audi S4
Castrol Oil Change Kit for 3.0T Supercharged B8.5 Audi S4
OEM DSG Service Kit for 7-Speed Audi S4 Transmission
OEM DSG (Complete) Service Kit for 7-Speed Audi S4 Transmission
Manual Transmission Service Kit for B8.5 S4
Center Differential Service Kit for B8.5 Audi S4
Sport Differential Service Kit for B8.5 Audi S4
Spark Plug Set for 3.0T Supercharged Audi S4
Engine Air Filter for 3.0T Audi S4
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