AUDI 06M103495AA Engine Oil Separator 06M103515F

( Manufacturer Part Number: 06M103495AA ), ( Part Type: Oil Engine ), ( Manufacturer Warranty: 30 Day ), ( Compatible Part Numbers: 06m103515f, 06m103515h ), ( Tested: Tested, Cleaned And Inspected ), ( Fitment Type: Direct Replacement )

Review AUDI Coupe Engine Oil Separator fits S5 B9 2017–2025

The **Audi 06M103495AA (2017 2025 S5 B9 Engine Oil Separator)** is a precision-engineered component designed exclusively for Audi s high-performance **4.0L V8 Biturbo (B9) engine**, found in models such as the S5 Cabriolet, S5 Coupe, and S5 Sportback. This oil separator plays a critical role in maintaining optimal engine efficiency, longevity, and performance by effectively filtering and recirculating oil particles, reducing wear on critical components like turbochargers, valve train systems, and cylinder walls. Crafted from high-grade **aluminum alloy** with a robust **laser-welded construction**, the separator ensures durability under the extreme pressures and temperatures generated by the B9 s aggressive turbocharging system. Its **integrated oil return passages** and **precise baffle design** minimize oil aeration, preventing foam formation that can lead to lubrication failures, particularly under high-load conditions such as aggressive driving or track use. The separator s **OEM-compatible dimensions and mounting points** guarantee a seamless fit, eliminating the need for modifications to the engine bay or oil delivery system. Ideal for both **stock and modified applications**, this part is particularly valuable for enthusiasts seeking to preserve the integrity of their B9 s turbocharged power delivery while reducing maintenance intervals. Its inclusion in a comprehensive oil management system can significantly extend the life of the turbochargers, reducing the risk of costly failures associated with oil starvation or contamination. Whether used in daily driving scenarios or high-performance setups, the **06M103495AA oil separator** represents a vital upgrade for Audi S5 owners aiming to optimize engine protection and performance reliability.

### **Pros and Cons of buying a Audi 06M103495AA (2017 2025 S5, B9 Engine Oil Separator)**

1. **Prevents Oil Contamination** The oil separator (also called an oil mist eliminator) removes oil vapors and particles from the crankcase ventilation system, reducing engine wear caused by oil mist buildup. This is particularly important in high-performance engines like the S5 s 4.0L V8, where oil consumption and blow-by can be higher due to aggressive driving and racing modifications.

2. **Improves Engine Longevity** By filtering out oil mist, the separator helps maintain cleaner oil circulation, reducing sludge formation and protecting critical components like pistons, valves, and turbochargers. This is especially beneficial in turbocharged engines where oil is more likely to be forced into the intake system.

3. **Reduces Oil Consumption** In engines prone to oil burning (common in high-RPM applications), the separator helps recapture some of the oil that would otherwise be lost through the PCV system, improving efficiency.

4. **Compliance with Emissions Standards** Modern vehicles, including the S5, have strict emissions regulations. The oil separator ensures that oil vapors are properly filtered before being released into the atmosphere, helping the vehicle meet regulatory requirements.

5. **Compatibility with Modifications** If you ve modified your S5 with a turbo, cold air intake, or aggressive tuning, the oil separator becomes even more critical to prevent oil starvation or contamination in the intake system.

6. **Easy Installation** The Audi 06M103495AA is a direct replacement part, meaning it fits seamlessly into the existing crankcase ventilation system without requiring major modifications.

7. **Cost-Effective Maintenance** Replacing the oil separator is far cheaper than dealing with long-term engine damage caused by oil mist buildup, such as piston ring wear, valve deposits, or turbo failure.

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1. **Not a Cure for Major Oil Leaks** If your engine has a significant oil leak (e.g., from a gasket, valve cover, or oil pan), the oil separator alone won t fix the underlying issue. You ll still need to address the source of the leak.

2. **Requires Regular Oil Changes** While the separator helps, it doesn t replace the need for proper oil maintenance. Using low-quality oil or neglecting oil changes will still lead to engine problems over time.

3. **Potential for Clogging** If the separator becomes clogged with debris (e.g., from old oil or carbon buildup), it can restrict airflow, leading to a vacuum leak or reduced engine performance. Regular inspection and replacement are necessary.

4. **Limited Lifespan** Like any filter, the oil separator will eventually wear out and lose effectiveness. Audi recommends replacing it as part of routine maintenance, typically around **60,000 100,000 miles**, depending on driving conditions.

5. **DIY Installation Can Be Tricky** While the part is straightforward, improper installation (e.g., loose connections, incorrect routing) can lead to oil leaks or reduced efficiency. Some owners may prefer professional installation to ensure a tight seal.

6. **Cost of Replacement** While affordable compared to engine repairs, the part itself and labor (if applicable) add to maintenance costs. Prices typically range from **$50 $150** for the separator, plus labor if installed by a shop.

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The **Audi 06M103495AA oil separator is a highly beneficial and cost-effective upgrade** for the 2017 2025 S5 (B9 platform) with the 4.0L V8 engine. It plays a crucial role in maintaining engine health by preventing oil mist contamination, which is especially important for high-performance applications. While it won t fix underlying oil leaks or replace proper maintenance, it is a **necessary component for long-term reliability** in this engine configuration.

If you re experiencing **oil burning, excessive blow-by, or signs of oil mist in the intake**, replacing the separator should be a priority. For owners who modify their S5 with forced induction or aggressive tuning, this part is **even more critical** to avoid premature engine wear.

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- You want to **prevent oil mist-related engine damage**.

- You ve noticed **increased oil consumption or blue smoke** (indicating oil burning).

- You ve modified your S5 with **turbocharging or aggressive tuning**.

- You re performing **routine maintenance** to extend engine life.

- **Oil change services** (every 60,000 100,000 miles, depending on conditions).

- **Engine tune-ups** if you ve noticed **reduced performance or rough idling** (possible signs of oil contamination).

- You ve observed **oil leaks or excessive carbon buildup** in the intake.

- Your S5 has **high mileage (100,000 miles)** and hasn t had the separator replaced recently.

**Final Verdict:** This is a **smart, low-cost investment** that can save you from **thousands in engine repairs** down the road. If you re serious about maintaining your S5 s performance and longevity, prioritize this upgrade.

Details:

2018- 2019 2021 -2025AudiRS5Coupe2.9L Gas Turbo, 2019 2021 2025AudiRS5 SportbackHatchback2.9L 2017 AudiS5Convertible, Coupe3.0L Supercharged For Vehicles with Production Date After 05/22/17. Part Fitment and Compatibility. For Vehicles with Engine Code CWGD. 2024AudiA6 QuattroSedan3.0L Gas Turbo For Vehicles With Production date Up To 03/03/25.

2018AudiS5Convertible, Coupe, Hatchback3.0L Gas Supercharged, 3.0L Turbo For Vehicles with Production Date After 05/22/17. Remember LEFT means the Drivers side of vehicle and RIGHT Passengers in our listings. 2019 2024AudiA8 QuattroSedan3.0L Gas Turbo, 2020 2026AudiQ7Sport Utility3.0L 2021 2025AudiQ7S Line, Sport 2019 2024AudiQ8S Turbo For Vehicles With Production date Up To 03/03/25.

part #: 06m103495aa prices

• $35.95-$99.99

specifications cylinderheapar:

• for models: S5, B9
• for makes: Audi
• for years: 2017-2025
• mpn: 06m103495aa
• part type: Oil Engine
• manufacturer warranty: 30 Day
• compatible part numbers: 06m103515f, 06m103515h
• tested: Tested, Cleaned And Inspected
• fitment type: Direct Replacement

seller cylinderheapar:

• # reviews: 97154
• city: Waverly, Minnesota
• rating: 99.7%

offer cylinderheapar:

• quantity: 1
• started: April 7, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock

returns cylinderheapar:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted

general cylinderheapar:

• condition: Used
• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

shipping cylinderheapar:

• carrier: USPS, FedEx
• service: Economy, USPS Ground Advantage, FedEx 2Day One Rate Medium Box, FedEx Standard Overnight
• type: Fixed
• cost: $0.00
• class: Economy, Standard, Expedited, One-day
• transit: 2-4 Days

payments cylinderheapar:

• other
• credit card: Visa
• wallet: Paypal

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