AUDI 4H0-117-335-D Air Duct

( Manufacturer Part Number: 4H0-117-335-D ), ( Part Type: Duct ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Year: 2015 2016 2017 2018 ), ( Parts Included: Only Part Reference 5 On The Diagram Is Included )

Review AUDI Genuine Air Duct fits 2015–2018

The **Audi 4H0 117 335-D Air Duct** is a precision-engineered component designed specifically for Audi vehicles equipped with the 3.0L V6 TDI or 3.0L V6 TSI engines, particularly those in the A6, A7, A8, Q5, Q7, and S6 models produced between approximately 2011 and 2018. This high-quality air duct plays a critical role in the vehicle s intake system by efficiently channeling filtered air from the air filter housing to the engine s intake manifold, ensuring optimal airflow for improved performance, fuel efficiency, and emissions compliance. Crafted from durable, heat-resistant materials such as high-grade plastic or reinforced rubber, this duct is engineered to withstand the demanding conditions of underhood operation, including exposure to extreme temperatures, vibrations, and engine heat. Its seamless design minimizes air turbulence and pressure loss, which is essential for maintaining peak engine power and responsiveness, especially during high-demand driving scenarios like acceleration or towing. The duct also features precise mounting points and grommets to ensure a secure, leak-free connection between the air filter housing and the intake manifold, reducing the risk of air leaks that could compromise engine performance or trigger check engine lights. Whether replacing a worn-out original part or upgrading for enhanced airflow, this Audi-specific air duct is a vital component for preserving the reliability and efficiency of your vehicle s intake system. Its compatibility with modern engine management systems ensures seamless integration, making it an indispensable part of any comprehensive engine maintenance or upgrade project.

### **Pros and Cons of buying a Audi 4H0-117-335-D Air Duct**

1. **OEM Quality** This part is an original Audi equipment (OEM) component, meaning it meets the manufacturer s exact specifications for fit, performance, and durability. OEM parts are designed to maintain the vehicle s factory performance and reliability.

2. **Long-Term Reliability** Audi vehicles are known for their engineering precision, and using genuine parts ensures that the air duct will function as intended without premature wear or failure. This reduces the risk of leaks, reduced airflow, or engine performance issues over time.

3. **Warranty Coverage** Purchasing directly from Audi or an authorized dealer often includes warranty protection, which can cover defects in materials or workmanship. This provides peace of mind in case of early failure.

4. **Compatibility** The part is specifically designed for Audi models, ensuring a perfect fit without modifications. This eliminates the risk of improper installation, which can lead to further damage or inefficiency.

5. **Maintenance of Resale Value** Using OEM parts helps preserve the vehicle s condition, which can be beneficial if you plan to sell or trade in the car in the future. Buyers often prefer vehicles that have been maintained with genuine components.

6. **Professional Installation Support** When buying from an authorized dealer or service center, you may have access to certified technicians who can install the part correctly, reducing the chance of installation errors.

7. **Consistency with Factory Standards** The air duct is engineered to work seamlessly with the vehicle s cooling and ventilation systems, ensuring optimal airflow and preventing overheating or inefficient operation.

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1. **Higher Cost** OEM parts are significantly more expensive than aftermarket alternatives. The Audi 4H0-117-335-D air duct will likely cost more than a comparable aftermarket part, which could be a financial consideration if you re on a tight budget.

2. **Limited Availability** OEM parts may not always be readily available, especially if the vehicle model is older or no longer in production. This could lead to longer wait times for delivery, potentially delaying repairs or maintenance.

3. **Potential Overkill for Minor Issues** If the air duct is only damaged or worn due to a minor issue (e.g., a small leak or crack), replacing it entirely with an OEM part might be more expensive than necessary. In such cases, an aftermarket part or repair might suffice.

4. **Depreciation Risk** If the vehicle is older and has significant mileage, the cost of replacing an OEM part may not be justified by the remaining value of the car. In such scenarios, aftermarket parts could offer a more cost-effective solution.

5. **Installation Complexity** While OEM parts are designed to fit, some installations may require specialized tools or expertise, particularly if the vehicle has unique modifications or aftermarket additions. This could increase labor costs if you re not comfortable performing the work yourself.

6. **Environmental and Ethical Concerns** OEM parts contribute to electronic waste and resource consumption, as they are often produced in large quantities. Some buyers may prefer aftermarket or recycled parts for environmental reasons, though this is less of a practical concern for most consumers.

7. **Potential for Counterfeit OEM Parts** If purchasing from unauthorized sellers (e.g., online marketplaces without verification), there is a risk of receiving counterfeit or substandard OEM parts. Always buy from trusted sources to avoid this issue.

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The Audi 4H0-117-335-D air duct is an excellent choice if you prioritize **quality, reliability, and long-term performance** for your vehicle. Its OEM status ensures compatibility, durability, and compatibility with Audi s engineering standards, making it ideal for owners who want to maintain their car s integrity and avoid performance issues. However, the **higher cost and potential availability issues** make it less suitable for budget-conscious buyers or those dealing with minor, non-critical failures.

If the air duct is part of a **critical system** (e.g., engine cooling or cabin ventilation) or if you re restoring a high-value Audi, investing in the OEM part is justified. For less critical replacements or older vehicles, weighing the cost against the benefits of aftermarket alternatives may be more practical.

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- You need a **long-term, reliable solution** for a critical system.

- You re maintaining or restoring a **high-value Audi** and want to preserve its condition.

- You have access to **warranty coverage** and can afford the higher cost.

- You re purchasing from an **authorized Audi dealer or service center** to ensure authenticity.

- The air duct is **only slightly damaged** and a repair or lower-cost replacement would suffice.

- You re working with a **tight budget** and the vehicle is older or lower in value.

- You ve verified that the aftermarket part is **high-quality and compatible** (e.g., from reputable brands like Mann, Bosch, or Denso).

- You re comfortable with **DIY installation** and can research the part thoroughly.

- **Avoid purchasing from untrusted sources** to prevent counterfeit parts, which could lead to poor performance or further damage.

Ultimately, the decision depends on your **priorities, budget, and the vehicle s condition**. For most Audi owners who value their vehicle s performance and longevity, the OEM part is the best choice.

Details:

Genuine Audi Parts. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Parts must be resalable and in the original packaging. 6.3L, auxiliary, left side.

Gas, auxiliary. Electrical parts are not returnable.

part #: 4h0117335 prices

• $64.50-$128.38

specifications ocoosys:

• for makes: Audi
• for years: 2015-2018
• mpn: 4h0-117-335-d
• part type: Duct
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• year: 2015 2016 2017 2018
• parts included: Only Part Reference 5 On The Diagram Is Included

seller ocoosys:

• # reviews: 467
• city: Escondido, California
• rating: 99.8%

offer ocoosys:

• quantity: 1
• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: May 19, 2026

payments ocoosys:

• other
• wallet: Paypal
• credit card: Visa

shipping ocoosys:

• transit: 4-10 Days
• type: Fixed
• class: Standard
• cost: $9.95
• service: Standard

returns ocoosys:

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

general ocoosys:

• condition: New
• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components

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