Gearbox oil Audi A4 B9 MQ350 — viscosity and OEM spec
Gearbox oil for Audi A4 B9 MQ350 (2015–2023) — correct viscosity, OEM specification, fill volume and change interval.
Gearbox Specifications
| Parameter | Value |
|---|---|
| Make / Model | Audi A4 B9 |
| Gearbox type | manual |
| Gearbox code | MQ350 |
| Production Years | 2015–2023 |
| Oil viscosity | 75W-90 |
| OEM specification | G 052 911 A2 |
| Fill volume | 2.1 L |
| Change interval | 100000 |
“Lifetime” fill in DSG and CVT gearboxes does not mean never change the oil — manufacturers recommend changing every 60,000 km to preserve gearbox life.
Approved Oils for MQ350
VW G 052 911 / Castrol Syntrax 75W-90 / Motul Gear 300
Manual Gearbox — Key Points
Manual gearbox: Drain on a warm gearbox for best flow. Fill to the level plug hole and refit immediately.
FAQ
What oil goes in Audi A4 B9 MQ350?
Viscosity 75W-90, specification G 052 911 A2, volume 2.1 L. Suitable brands: VW G 052 911 / Castrol Syntrax 75W-90 / Motul Gear 300.
When should the gearbox oil be changed on Audi A4 B9?
Every 100000 km.
Can I use a universal ATF instead of G 052 911 A2?
No. The MQ350 requires strict compliance with G 052 911 A2. A universal ATF lacks the correct friction characteristics and will cause premature wear.
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