fits model: A6, S4, S5, Quattro. make: Audi. year: 2009–2011.

( Manufacturer Part Number: 06E-103-068-BP ), ( Type: Cylinder Head ), ( Manufacturer Warranty: 30 Day ), ( Oe/oem Part Number: 06e-103-068-bp, 06e-103-404k ), ( Fitment Type: Direct Replacement ), ( Material: Aluminum ), ( Vintage Part: No ), ( Placement On Vehicle: Right ), ( Country Of Origin: United States )
The **Audi 06E-103-068-BP cylinder head** is a precision-engineered component designed exclusively for the **2009 2011 Audi A6 (C6) Quattro, S4, and S5 models** equipped with the **3.0L V6 biturbo (3.0L TFSI) engine**, specifically the **right-hand cylinder head** (part of the dual overhead camshaft, four-valve-per-cylinder architecture). This high-performance component is a critical element of the engine s power delivery system, housing the intake and exhaust valves, camshafts, and valve springs while ensuring optimal combustion efficiency and durability under high-stress conditions. Manufactured to Audi s exacting standards, this cylinder head is forged from high-grade aluminum alloy, featuring a **closed-deck design** with integrated **intake and exhaust ports** that have been meticulously machined to minimize turbulence and maximize airflow. The **four-valve-per-cylinder layout** (two intake and two exhaust valves per cylinder) enhances engine breathing, contributing to the **3.0L s impressive power output** ranging from **333 horsepower and 331 lb-ft of torque** in the standard Quattro to **400 horsepower and 369 lb-ft in the S4/S5** while maintaining precise valve timing through the **dual overhead camshafts (DOHC)** driven by a timing chain. The head incorporates **hydraulic valve lifters** for zero-valve lash clearance, ensuring smooth operation and longevity, while the **exhaust ports** are optimized for high-temperature resistance to handle the aggressive exhaust gas flow generated by the twin turbochargers. This component is fully compatible with the **06E engine family**, which also powers the **Audi RS6 (C6) and Volkswagen W8 (Phaeton)**, and is designed to integrate seamlessly with the **injection system, turbochargers, and intercooler** for peak performance. Whether used in a **restoration project, performance upgrade, or replacement due to wear**, this cylinder head is a vital upgrade for maintaining the **A6 s legendary balance of power, refinement, and reliability**. Its robust construction and Audi-approved specifications make it an essential part for enthusiasts seeking to preserve or enhance the performance of these iconic models.
### **Pros and Cons of buying a Audi 06E-103-068-BP (2009-2011 A6 Quattro S4/S5 3.0L Right Engine Cylinder Head)**
#### **Pros**
1. **Performance and Power** The 3.0L VR6 engine (FSI or TDI variants, depending on model) delivers strong performance, with the S4/S5 producing around **326 350 horsepower** and **350 370 lb-ft of torque** (S4) or **258 282 hp and 480 500 lb-ft (TDI)**, making it a capable luxury sedan with sporty handling.
2. **Quattro All-Wheel Drive** The permanent all-wheel-drive system enhances traction, stability, and off-road capability, which is beneficial in adverse weather conditions.
3. **Luxury and Comfort** Audi s interior is well-crafted, with high-quality materials, a spacious cabin, and advanced features like **adaptive suspension, heated/ventilated seats, and a premium sound system** in higher trims.
4. **Reliability (Compared to Competitors)** While not bulletproof, the **3.0L VR6 FSI (gasoline) is generally more reliable than the TDI diesel** in this generation. The TDI models are prone to **DPF (Diesel Particulate Filter) issues, EGR failures, and turbocharger wear**, while the FSI version has fewer major reliability concerns if maintained properly.
5. **Resale Value** The A6 retains decent resale value, especially the **S4/S5 trims**, due to Audi s brand prestige and the desirability of the Quattro system.
6. **Driving Dynamics** The **S5 (sport-tuned suspension, larger brakes, and sport exhaust)** offers a more engaging driving experience than the standard S4, with sharper steering and better road-hugging ability.
7. **Availability of Parts and Service** As a mid-generation Audi, parts are still relatively accessible, though some specialized components (e.g., cylinder head gaskets, turbochargers for TDI) can be expensive.
8. **Potential for Modifications** The **FSI version allows for tuning upgrades** (e.g., cold air intake, exhaust, or ECU remapping), while the TDI can be modified for better emissions compliance or power increases (though with higher maintenance risks).
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#### **Cons**
1. **Reliability Issues (Especially TDI Models)**
- **DPF (Diesel Particulate Filter) Clogs** TDI models are notorious for DPF failures, often requiring **expensive cleaning or replacement** ( 1,000 2,500).
- **EGR Valve Failures** The **Exhaust Gas Recirculation (EGR) system** frequently clogs or fails, leading to **rough idling, loss of power, and check engine lights**.
- **Turbocharger Wear** The **turbocharger in the TDI can fail prematurely**, especially if the car is driven aggressively or in stop-and-go traffic.
- **Oil Consumption (FSI Models)** Some **3.0L FSI engines burn oil**, particularly if not maintained properly (oil changes every **5,000 7,500 miles** are recommended).
- **Cylinder Head Gasket Leaks** The **06E-103-068-BP cylinder head** has had reports of **gasket failures**, leading to **coolant mixing with oil, overheating, or white smoke from the exhaust**.
2. **High Maintenance Costs**
- Audi is an **expensive brand to maintain**, with **labor rates often 2 3 times higher than mass-market brands**.
- **Specialized tools and diagnostics** are required for some repairs, increasing costs.
- **TDI-specific issues** (DPF, EGR, turbo) can add up quickly if not addressed early.
3. **Fuel Economy (TDI vs. FSI)**
- The **TDI models are more fuel-efficient ( 20 25 MPG combined)**, but the **FSI version gets 16 18 MPG**, which may be a drawback for long-distance drivers.
- **Diesel fuel is also more expensive in some regions** compared to gasoline.
4. **Electrical Gremlins**
- Audi s **electronic systems (infotainment, sensors, lighting)** can be finicky, with **software glitches or sensor failures** (e.g., **speed sensor, ABS, or adaptive cruise control issues**).
5. **Comfort vs. Sportiness Trade-Off**
- The **S5 is more engaging to drive**, but the **standard A6 (or S4) can feel stiff and underpowered** compared to modern luxury sedans.
- **Ride quality is firm**, which may not suit daily commuters who prefer a softer ride.
6. **Recall and Software Updates**
- Some **2009 2011 A6 models had recalls** for **airbag, brake, or software issues**, so checking **vehicle history** is crucial.
- **Infotainment systems (MMI) can be outdated and slow**, lacking modern smartphone integration.
7. **Depreciation and Market Demand**
- While the **S4/S5 holds value better than base A6 models**, they are **not as sought-after as newer Audis or luxury alternatives** (e.g., BMW 5 Series, Mercedes E-Class).
- **TDI models may have lower demand** due to **emissions regulations and diesel phase-out in some regions**.
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### **Ending Conclusion**
The **2009 2011 Audi A6 Quattro S4/S5 (3.0L FSI or TDI) with the 06E-103-068-BP cylinder head** is a **capable, luxurious, and engaging luxury sedan**, but its **reliability and maintenance costs** are significant drawbacks particularly for the **TDI version**.
- **If you prioritize performance, luxury, and are prepared for potential repairs**, the **FSI S5 (gasoline) is the better choice** it s more reliable than the TDI and still offers strong power.
- **If you need better fuel economy and can handle diesel-specific issues**, the **TDI S4/S5 is viable**, but **budget for DPF, EGR, and turbo repairs**.
- **Avoid high-mileage examples without full service records**, especially for **oil consumption (FSI) or DPF failures (TDI)**.
**Best for:**- Enthusiasts who want a **sporty, all-wheel-drive luxury sedan** and are willing to **monitor maintenance closely**.
- Buyers who **prefer gasoline over diesel** and can afford **Audi s premium service costs**.
**Avoid if:**- You **cannot afford unexpected repairs** (especially TDI issues).
- You **prioritize fuel efficiency over performance** and are willing to consider a **modern hybrid or electric sedan** instead.
- You **want a car with lower long-term costs** consider a **well-maintained BMW 5 Series, Mercedes E-Class, or Lexus GS** as alternatives.
### **Final Recommendation**
**Buy the FSI S5 (3.0L) if:**You **prefer gasoline over diesel**.
You **find a well-documented example with full service records** (oil changes, timing belt, cylinder head checks).
You **budget for potential cylinder head gasket or oil consumption issues**.
You **plan to drive it moderately** (not aggressive stop-and-go traffic).
**Avoid the TDI unless:**You **find a car with a clean DPF, EGR, and turbo history** (get a **full emissions system inspection**).
You **are prepared for higher maintenance costs** and **diesel-specific repairs**.
You **drive mostly highway miles** (reducing DPF clog risk).
**Alternative Considerations:**- If **reliability is the top priority**, look for a **2012 A6 (with updated VR6 engine improvements)** or a **BMW 535i/540i**.
- If **fuel efficiency matters**, consider a **Lexus GS 350 F-Sport (hybrid option available)** or a **modern diesel hybrid (e.g., BMW 530d xDrive)**.
- If **budget is a concern**, a **used 2014 A6 (with updated electronics and reliability fixes)** may be a smarter long-term investment.
**Always:**- **Get a pre-purchase inspection (PPI) from an Audi specialist.**
- **Check for service records (especially oil changes, timing belt, and cylinder head work).**
- **Test drive and listen for unusual noises (knocking, hissing, or exhaust smoke).**
- **Verify no major recalls or unresolved software issues.**
REFERENCE ONLY VERIFY BY PART #, PHOTOS, DEALER, MECHANIC SHOULD FIT: 2011 AudiA6 Quadrant, Base3.0L V6 - Gas, 2010 AudiA6 2010 AudiS4Base3.0L 2010 AudiS5Cabriolet3.0L 2009 AudiA6 Gas. It is guaranteed not to be cracked or warped. ANY QUESTIONS JUST ASK!, SPECIAL NOTE - This is a used cylinder head.