Engine Oil Specification
Verified OEM & Service Reference2018 Audi A6 45 TFSI 2.0L Turbo (C8) — Engine Oil
Recommended interval: Every 5,000–7,500 miles (8,000–12,000 km) or 6–12 months
Engine / Trim Variant
OEM Oil Spec
VW 508 00
Quick Purchase
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Technical Specifications
| Recommended Viscosity | 0W-20 |
|---|---|
| OEM Specification | VW 508 00 |
| Oil Capacity | 5.7 qt (5.4L) |
Compatible Aftermarket Options
Direct OEM cross-referencesNo aftermarket cross-reference listed yet. Search directly for compatible engine oil options:
Search 2018 Audi A6 45 TFSI (VW 508 00) on AmazonEngine Oil Fitment by Engine / Trim (2018 Audi A6)
| Engine / Trim | Oil Spec & Capacity | OEM Oil Filter |
|---|---|---|
| 45 TFSI (2.0L Turbo I4) | 0W-20 • 5.7 qt (5.4L) | 06L-115-562-B |
| 55 TFSI (3.0L V6 Turbo) | 0W-20 • 7.4 qt (7.0L) | 06M-198-405-F |
DIY Fitment & Verification Checklist for 2018 Audi A6
- Confirm your engine code or trim variant above before ordering parts, as mid-year production changes can affect engine oil fitment.
- When purchasing OEM or aftermarket brands (Motorcraft, ACDelco, Mopar, Wix, Fram, Mobil 1, Bosch, NGK), cross-check the Amazon Garage Confirmed Fit badge with your 17-digit VIN.
- Always consult your 2018 Audi A6 owner's manual for exact torque specs and fluid service intervals.
Sources: NHTSA vPIC & OEM Service SpecificationsReport an inaccurate spec or part number
Frequently Asked Questions
What is the OEM engine oil specification for a 2018 Audi A6?
The primary OEM engine oil part number / specification for the 2018 Audi A6 45 TFSI 2.0L Turbo (C8) is VW 508 00.
Which aftermarket engine oil brands fit the 2018 Audi A6?
Use your 17-digit VIN to confirm direct-fit aftermarket engine oil replacements on Amazon.