2018 Audi A8 QUATTRO Oil Capacity, Types, & Filters
Your ultimate DIY maintenance guide for the 2018 Audi A8 QUATTRO oil change is here! No more searching – find all the critical oil specs for your 2018 Audi A8 QUATTRO, including exact engine oil capacity, the manufacturer recommended oil viscosity and type, and the correct OEM and aftermarket oil filters.
We cover all available engine options categorized by their specific engine codes, ensuring you get pinpoint accuracy for your specific vehicle configuration. Keep reading to discover everything required for a successful 2018 Audi A8 QUATTRO oil change!
Scroll Table ➜
| Engine & Code | Oil Capacity | Oil Viscosity/Type | Oil Filter |
|---|---|---|---|
| 3.0L 6-cylinder CREC 1 | 7.2 quarts (with filter) | SAE 5W-40 (All TEMPS) | Audi 06E-115-562-H |
| 4.0L 8-cylinder CTGF I Turbo | 9.2 quarts (with filter) | SAE 5W-40 (All TEMPS) | Audi 079-198-405-D |
Select Your 2018 Audi A8 QUATTRO Engine Option
3.0L 6-cylinder Engine Code CREC 1
Engine:
3.0L 6-cylinder CREC 1 [aka 3.0L V6 (Gas)]
Body & Trims:
L
Oil Capacity:
7.2 quarts (with filter)
Oil Viscosity/Type:
SAE 5W-40 (All TEMPS)
OEM Oil Filter:
Oil Filter Replaces:
06E-115-466-B, 06E-115-562-B, 06E-115-562-E
2018 Audi A8 QUATTRO 3.0L 6-cylinder CREC 1 oil change details
Oil Grade:
SEO03
Oil Capacity:
7.2 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
Oil Viscosity/Type:
SAE 5W-40 (All TEMPS) - If a synthetic oil meeting the applicable Audi or Volkswagen quality standard with the recommended viscosity grade is unavailable, be sure to use a viscosity grade suitable for your climate, season, and driving conditions. Ensure the oil meets the listed Audi and Volkswagen oil quality standards.
Oil Drain Plug Torque:
22 ft/lbs (Oil Drain Plug). Always replace the drain plug seal with a new one.
Notes:
N/A
4.0L 8-cylinder Engine Code CTGF I Turbo
Engine:
4.0L 8-cylinder CTGF I Turbo [aka 4.0L V8 (Gas)]
Body & Trims:
L Sport
Oil Capacity:
9.2 quarts (with filter)
Oil Viscosity/Type:
SAE 5W-40 (All TEMPS)
OEM Oil Filter:
Oil Filter Replaces:
N/A
2018 Audi A8 QUATTRO 4.0L 8-cylinder CTGF I Turbo oil change details
Oil Grade:
SEO03
Oil Capacity:
9.2 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
Oil Viscosity/Type:
SAE 5W-40 (All TEMPS) - If a synthetic oil meeting the applicable Audi or Volkswagen quality standard with the recommended viscosity grade is unavailable, be sure to use a viscosity grade suitable for your climate, season, and driving conditions. Ensure the oil meets the listed Audi and Volkswagen oil quality standards.
Name of Oil Filter:
N/A
Wix Oil Filter:
N/A
Wix Air Filter:
N/A
Coolant Capacity:
15.9 quarts
Oil Drain Plug Torque:
15 ft/lbs (Oil Drain Plug). Always replace the drain plug seal with a new one.
Notes:
N/A
People also ask – 2018 Audi A8 QUATTRO
What is the oil capacity of a 2018 Audi A8 QUATTRO?
Depending on the specific engine option, the 2018 Audi A8 QUATTRO oil capacity ranges from 7.2 to 9.2 quarts. Here is the exact oil capacity breakdown for each available engine configuration:
• 3.0L 6-cylinder (CREC 1): 7.2 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
• 4.0L 8-cylinder (CTGF I Turbo): 9.2 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
Always check your dipstick after refilling to ensure the proper level.
What type of oil does a 2018 Audi A8 QUATTRO use?
Across its 2 available engine configurations, the 2018 Audi A8 QUATTRO uses the following motor oil viscosities: SAE 5W-40 (All TEMPS). Using the correct manufacturer-approved oil weight is crucial for engine health. Here are the specific oil type requirements by engine:
• 3.0L 6-cylinder (CREC 1):Grade: SEO03
SAE 5W-40 (All TEMPS) - If a synthetic oil meeting the applicable Audi or Volkswagen quality standard with the recommended viscosity grade is unavailable, be sure to use a viscosity grade suitable for your climate, season, and driving conditions. Ensure the oil meets the listed Audi and Volkswagen oil quality standards.
• 4.0L 8-cylinder (CTGF I Turbo):
Grade: SEO03
SAE 5W-40 (All TEMPS) - If a synthetic oil meeting the applicable Audi or Volkswagen quality standard with the recommended viscosity grade is unavailable, be sure to use a viscosity grade suitable for your climate, season, and driving conditions. Ensure the oil meets the listed Audi and Volkswagen oil quality standards.
What is the best oil filter for the 2018 Audi A8 QUATTRO?
The proper oil filter depends on your exact engine code. The 2018 Audi A8 QUATTRO utilizes the following premium aftermarket Wix oil filters across its lineup: WL10345-EA. Here is the specific OEM and aftermarket filter data for each engine:
• 3.0L 6-cylinder (CREC 1):OEM Filter: Audi 06E-115-562-H
Wix Filter: WL10345-EA
• 4.0L 8-cylinder (CTGF I Turbo):
OEM Filter: Audi 079-198-405-D
Wix Filter: Check Cross-reference Catalog
How often should I change the oil in my 2018 Audi A8 QUATTRO?
For modern models running full synthetic oil, oil change intervals are typically every 7,500 to 10,000 miles. However, for older Audi A8 QUATTRO generations (1985-2010) or those using conventional/synthetic-blend fluid, changing the oil and filter every 3,000 to 5,000 miles is highly recommended to prevent sludge buildup. Regardless of engine (3.0L 6-cylinder and 4.0L 8-cylinder), you should change your oil at least once a year even if you don’t reach the mileage limit.