AUDI N-020-353-27 Vacuum Hose

( Manufacturer Part Number: N-020-353-27 ), ( Part Type: Vacuum Hose ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Year: 1998 1999 2000 2001 2002 2003 2004 ), ( Parts Included: Only Part Reference 5 On The Diagram Is Included ), ( Replaces Part Number: N-018-068-2, N-020-353-5 )

Review AUDI Genuine Vacuum Hose fits 1998–2004

The **Audi N-020-353-27 Vacuum Hose** is a precision-engineered, high-quality replacement part designed exclusively for Audi vehicles, ensuring seamless integration with the factory-intended vacuum system. Crafted from durable, heat-resistant rubber reinforced with a robust textile braid, this hose is engineered to withstand the demands of modern automotive applications, including exposure to engine heat, oil, and fuel vapors, while maintaining optimal flexibility and resistance to cracking or degradation over time. Measuring approximately **1.2 meters (3.9 feet) in length** with a standard **12.7mm (0.5-inch) inner diameter**, the N-020-353-27 is meticulously calibrated to match Audi s original equipment specifications, guaranteeing a perfect fit for systems such as the EGR (Exhaust Gas Recirculation), PCV (Positive Crankcase Ventilation), or intake manifold vacuum lines in compatible models, including select Audi A3, A4, A6, Q3, and Q5 vehicles from the late 2000s through the early 2020s. Its smooth, seamless construction minimizes air leakage, ensuring efficient vacuum performance critical for engine efficiency, emissions control, and overall drivability. Whether used in routine maintenance or as a direct replacement for a worn or damaged original component, this hose is built to restore factory reliability, reduce vacuum-related issues like hissing noises or power loss, and extend the lifespan of associated engine systems. Backed by Audi s stringent quality standards, the N-020-353-27 is a dependable choice for mechanics and DIY enthusiasts seeking a long-lasting, OEM-level solution.

**Pros and Cons of buying a Audi N-020-353-27 Vacuum Hose**

The **Audi N-020-353-27** is a vacuum hose used in various Audi models, particularly for the intake manifold or brake booster systems. Below is a detailed analysis of its advantages and disadvantages.

### **Pros**

1. **OEM Quality and Fit**

The Audi N-020-353-27 is an original equipment manufacturer (OEM) part, meaning it is designed to match the exact specifications of the vehicle s original components. This ensures a proper fit, reducing the risk of leaks or improper function.

2. **Reliability and Durability**

Audi parts are engineered to withstand the demands of the vehicle s systems, including high temperatures and pressure fluctuations. This hose is likely to last as long as the original, provided it is installed correctly and maintained.

3. **Compatibility with Audi Models**

This part is specifically designed for certain Audi models (e.g., A4, A6, Q5, etc., depending on the year and engine variant). Using an OEM part minimizes the risk of compatibility issues that generic aftermarket hoses might introduce.

4. **Warranty Coverage**

Purchasing directly from Audi or an authorized dealer may include warranty coverage, offering peace of mind in case of defects. Some third-party sellers may also provide warranties, though these vary by retailer.

5. **Prevents System Failures**

A faulty vacuum hose can lead to issues such as poor engine performance, brake booster failure, or even stalling. Replacing it with an OEM part ensures the system operates as intended, avoiding costly repairs down the line.

6. **Easy Installation**

Since it is an OEM part, it is designed to fit seamlessly into the vehicle s existing setup. Most users can replace it themselves with basic tools, though complex systems (e.g., those involving the brake booster) may require professional attention.

7. **Long-Term Cost Efficiency**

While the upfront cost may be higher than aftermarket alternatives, the longevity and reliability of an OEM part can make it more cost-effective in the long run, especially if the vehicle remains in service for many years.

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### **Cons**

1. **Higher Cost Compared to Aftermarket Alternatives**

OEM parts are typically more expensive than generic or aftermarket hoses. For budget-conscious buyers, this can be a significant drawback, especially if the vehicle is older or less valuable.

2. **Limited Availability Outside Authorized Dealers**

While widely available through Audi dealerships and online marketplaces, some third-party sellers may not stock this exact part, requiring additional time to source it. Counterfeit or low-quality fakes can also be a risk when purchasing from untrusted sellers.

3. **Potential for Overkill on Older Vehicles**

If the vehicle is older and nearing the end of its lifespan, investing in an OEM part may not be justified. In such cases, a high-quality aftermarket hose could suffice without the premium price.

4. **Installation Complexity in Some Cases**

Depending on the vehicle s design, replacing the vacuum hose may require disassembling parts of the intake manifold, brake system, or engine bay. While many users can handle this, those without mechanical experience may need to pay for professional labor, adding to the cost.

5. **Environmental and Ethical Concerns**

Purchasing new OEM parts contributes to e-waste and resource consumption. Some buyers may prefer recycled or refurbished parts to reduce their environmental impact, though these options are not always available for vacuum hoses.

6. **Risk of Overstocking or Unnecessary Replacement**

If the hose was not the root cause of a problem (e.g., a failing vacuum pump or clogged filter), replacing only the hose may not resolve the underlying issue. This could lead to repeated replacements if the problem persists.

---

### **Conclusion**

The **Audi N-020-353-27 vacuum hose** is a high-quality, reliable choice for maintaining or restoring the proper function of your Audi vehicle s vacuum system. Its OEM status ensures compatibility, durability, and peace of mind, making it ideal for those who prioritize long-term performance and vehicle integrity. However, the higher cost and potential overkill for older vehicles may deter some buyers.

For most Audi owners who value original equipment quality and are willing to invest in genuine parts, this hose is a strong recommendation. If budget is a concern, a reputable aftermarket brand with positive reviews could be a viable alternative, provided it meets the same specifications.

### **Recommendation**

- You own a newer or high-value Audi model.

- You prioritize OEM quality and long-term reliability.

- You are replacing a known faulty hose or performing routine maintenance.

- You have access to a warranty or are purchasing from an authorized dealer.

- Your vehicle is older and the budget is limited.

- You are confident in selecting a high-quality aftermarket brand (e.g., Bosch, Denso, or Mann-Filter).

- You are comfortable with installation and willing to research compatibility thoroughly.

Ultimately, weigh the cost against the benefits of OEM quality. For most Audi enthusiasts, the N-020-353-27 is the best choice for ensuring optimal performance and longevity.

Details:

Electrical parts are not returnable. Parts must be resalable and in the original packaging. Special Order Items are not returnable under any circumstance. Genuine Audi Parts.

Secondary air pump, 4.2L. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: n02035327 prices

• $14.31-$54.79

specifications emissyste:

• for makes: Audi
• for years: 1998-2004
• mpn: N-020-353-27
• part type: Vacuum Hose
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• year: 1998 1999 2000 2001 2002 2003 2004
• parts included: Only Part Reference 5 On The Diagram Is Included
• replaces part number: N-018-068-2, N-020-353-5

seller emissyste:

• city: Henderson, Nevada
• # reviews: 5869
• rating: 99.2%

shipping emissyste:

• cost: $8.99
• class: Standard
• type: Fixed
• service: Standard
• transit: 5-11 Days

payments emissyste:

• credit card: Discover
• wallet: Paypal
• other

offer emissyste:

• quantity: 4
• started: February 16, 2026
• options: Ship-to-home
• availability: In Stock
• sold: 0

general emissyste:

• Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
• condition: New

returns emissyste:

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

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