fits model: S6. make: Audi. year: 2013–2018.

( Manufacturer Part Number: 4H0199307AK ), ( Items Included: Bracket ), ( Type: Engine Mount ), ( Placement On Vehicle: Left ), ( Manufacturer Warranty: 1 Month ), ( Vintage Part: No )
The **Audi 4H0199307AK (2013 2018 S6 4.0L Left Engine Motor Mount Bracket)** is a precision-engineered, high-performance suspension component designed exclusively for Audi s flagship 4.0-liter V8-powered S6 models, ensuring optimal engine alignment, stability, and longevity under extreme driving conditions. Crafted from durable, high-grade steel, this motor mount bracket is engineered to withstand the relentless forces generated by the S6 s powerful W12-based 4.0L twin-turbocharged V8, which produces a staggering **520 horsepower and 479 lb-ft of torque** in its standard form numbers that demand a robust and reliable mounting solution. Positioned on the left side of the engine bay, this bracket plays a critical role in isolating engine vibrations, reducing harshness during acceleration, braking, and high-speed cruising, while also maintaining precise alignment to prevent excessive wear on the drivetrain and suspension components. Its robust construction minimizes flex and deflection, contributing to a more refined driving experience by dampening road-induced noise and ensuring consistent power delivery, even under aggressive driving scenarios. Compatible with the **Audi S6 (C7) facelift models from 2013 to 2018**, this bracket is a direct replacement for the original equipment part, adhering to Audi s stringent quality standards and dimensional tolerances to guarantee a seamless fit and function. Whether used in performance tuning applications, high-mileage restorations, or routine maintenance, this motor mount bracket is an essential component for preserving the integrity of the S6 s drivetrain and enhancing overall vehicle performance.
### **Pros and Cons of buying a Audi S6 (4H0199307AK) 2013 2018 4.0L Left Engine Motor Mount Bracket**
#### **Pros:**1. **Direct Fitment** The part is designed specifically for the 2013 2018 Audi S6 (4.0L V8) and its left-side engine motor mount bracket, ensuring compatibility without modifications.
2. **Quality Materials** Audi and aftermarket suppliers often use durable materials (e.g., reinforced steel, rubber compounds) to withstand the stress of a high-performance engine.
3. **Prevents Excessive Vibration** A failing or worn motor mount can cause excessive engine movement, leading to rattles, driveline damage, or even engine misalignment. Replacing it restores stability.
4. **Prevents Further Damage** Ignoring a failing mount can lead to more expensive repairs, such as transmission or suspension damage. Addressing it early avoids cascading issues.
5. **Easier Installation** As an individual part, it is simpler to replace than a full motor mount assembly, reducing labor costs if doing it yourself.
6. **Warranty Coverage (If New)** Purchasing from a reputable supplier may include a warranty, providing peace of mind against premature failure.
7. **Improved Driving Comfort** A properly functioning mount reduces engine noise and vibration, enhancing ride quality.
#### **Cons:**1. **Cost** Replacement parts for high-end Audi models can be expensive, especially if sourced from OEM or premium aftermarket brands. Prices may range from $100 $300 depending on quality.
2. **Labor Intensive** Replacing the mount often requires lifting the engine or disconnecting components (e.g., exhaust, wiring harnesses), which may require professional assistance if unfamiliar with the process.
3. **Potential for Counterfeit Parts** Buying from untrusted sellers (e.g., eBay, random online marketplaces) risks receiving substandard or fake parts, leading to premature failure.
4. **Additional Wear Indicators** If the mount failed due to age or wear, other related components (e.g., suspension bushings, engine mounts on the right side) may also be degraded and require inspection.
5. **Limited Lifespan** Even high-quality mounts have a finite lifespan, especially in high-performance or aggressive driving conditions. They may need replacement again in 50,000 100,000 miles.
6. **Compatibility Risks** If the part is not 100% authentic or mislabeled, it may not fit perfectly, requiring adjustments or further modifications.
7. **Environmental Factors** Exposure to extreme temperatures, road salt (in winter), or off-road use can accelerate wear, reducing the part s longevity.
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### **Conclusion:**The **Audi S6 (4H0199307AK) 2013 2018 4.0L left engine motor mount bracket** is a critical component that, when replaced proactively, prevents costly engine or drivetrain damage while improving ride quality. The decision to purchase it hinges on balancing **cost, quality, and installation feasibility**.
If the mount is failing (evidenced by clunks, excessive vibration, or visible damage), replacing it is **highly recommended** to avoid further issues. However, if the part is being purchased as a precautionary measure, weigh the **potential long-term savings against the upfront cost**.
For best results:- **Source from a trusted supplier** (e.g., Audi dealership, reputable aftermarket brands like Febi Bilstein, Meyle, or Mann Filter).
- **Consider professional installation** if unsure about the process, as improper handling can damage surrounding components.
- **Inspect other mounts** (right-side, rear) during replacement, as they may also need attention.
- **Prioritize OEM or high-quality aftermarket parts** to ensure durability and fitment.
**Final Recommendation:**If the mount is confirmed faulty, **proceed with replacement** using a genuine or premium aftermarket part. If budget is a concern, compare quotes from multiple suppliers and weigh the risk of delaying replacement. For most owners, the long-term benefits of a stable engine mount outweigh the costs.