Crankcase Vent Valve Oil Separator for Audi A6/S6 C7 A7/S7 A8/S8 D4 Metal and Plastic
Genuine Engine Crankcase Vent Valve Oil Separator for Audi A6/S6 C7, A7/S7, and A8/S8 D4 4.0L engines. This OEM-standard breather valve combines durable metal and high-grade plastic to maintain optimal crankcase ventilation, reduce oil blow-by, and protect the PCV system from sludge and coking. Designed as a direct replacement for the OEM part numbers 079103542E, 079103542B, and 079103542D, it fits engine block configurations across the listed Audi models. Built with reliability in mind and manufactured to meet OEM standards, this part supports smooth engine operation and reduced maintenance headaches.
Benefits & Tips
- Improved crankcase ventilation helps control oil consumption and keeps the intake system clean, which can lead to steadier idle and better overall engine performance.
- Durable metal and plastic construction provides lasting performance under varying temperatures and driving conditions.
- Easy replacement as part of routine maintenance or during performance upgrades for Audi A6/S6 C7, A7/S7, and A8/S8 D4 4.0 models.
Product specifications
- Brand: MAX NOLOGY
- OEM/Interchange Part Numbers: 079103542E, 079103542B, 079103542D
- Vehicle fitment: For Audi A6/S6 C7, A7/S7, A8/S8 D4 4.0 (Engine configurations listed in model range)
- Material: Metal and Plastic
- Placement on Vehicle: Engine Block
- Special Features: OEM Standard
- Valve Type: Breather Valve
- Item Dimensions: Length 21 cm, Width 17 cm, Height 17 cm
- Weight: 0.7 kg
- Origin: Mainland China
- Warranty: 3 Years or 50,000 kilometers
Package includes:
- 1 piece of Oil Separator with PVC valve
Warnings/Reminders
- To ensure a fast and accurate fitment, please contact us with your vehicle VIN (17 characters) to confirm the parts compatibility before purchase.
- VIN location: typically on the lower corner of the windshield or in the vehicle registration documents.
Language support: English (where available)
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