PORSCHE 95811002021 Crankcase Ventilation Vapor Breather Hose Pipe

( Manufacturer Part Number: 95811002021 ), ( Part Type: Pipe Breather Hose ), ( Vintage Part: No ), ( Universal Fitment: Direct Replacement )

Review PORSCHE Crankcase Ventilation Vapor Breather Hose Pipe Oem fits CAYENNE 2011–2018

The **Porsche 95811002021 Crankcase Ventilation Vapor Breather Hose Pipe** is a precision-engineered component designed exclusively for the 2011 through 2018 generation of the Porsche Cayenne, ensuring optimal performance and longevity of the engine s internal systems. This high-quality replacement hose is meticulously crafted to maintain proper crankcase ventilation, a critical function that prevents harmful blow-by gases from accumulating within the engine bay. By facilitating the controlled expulsion of these gases through the Positive Crankcase Ventilation (PCV) system, the hose helps reduce oil consumption, minimize emissions, and protect sensitive engine components from excessive pressure and contamination. Constructed from durable, heat-resistant materials, this hose is engineered to withstand the demanding conditions of high-performance driving, including prolonged exposure to engine heat and vibration. Its precise fitment ensures a secure connection to the engine s crankcase ventilation ports, eliminating leaks that could compromise engine efficiency or trigger warning lights on the dashboard. Whether used as an original equipment replacement during routine maintenance or as part of a performance upgrade, this hose adheres to Porsche s stringent quality standards, delivering reliable functionality and peace of mind for owners seeking to preserve their Cayenne s performance and reliability.

### **Pros and Cons of Buying a Porsche 958.110.020 (2011 2018) Cayenne Crankcase Ventilation Vapor Breather Hose/Pipe**

1. **Prevents Engine Damage** The crankcase ventilation system ensures proper oil pressure and prevents harmful pressure buildup in the engine, reducing the risk of oil leaks, valve cover blowouts, or internal engine damage.

2. **Regulates Emissions** A properly functioning vapor breather helps manage blow-by gases, improving engine efficiency and reducing harmful emissions.

3. **Easy to Install** Most aftermarket replacements are designed to fit directly, requiring minimal tools and time for installation.

4. **Cost-Effective Maintenance** Replacing a failed hose or pipe is significantly cheaper than dealing with engine damage caused by a clogged or damaged system.

5. **Prevents Oil Contamination** A failing breather can allow unburned fuel and moisture to enter the oil system, leading to sludge buildup and reduced engine longevity.

6. **Widely Available Parts** Porsche and aftermarket suppliers stock these components, making replacements accessible.

7. **Simple Troubleshooting** If the engine has oil leaks or unusual noises, checking the breather system is a straightforward diagnostic step.

1. **Potential for Counterfeit Parts** Some aftermarket hoses or pipes may be low-quality, leading to premature failure or improper sealing.

2. **Routine Maintenance Requirement** While durable, the hose/pipe should be inspected during oil changes or if oil leaks are suspected.

3. **Installation Risk if Improperly Done** If not fitted correctly, it could lead to leaks or improper ventilation, negating its purpose.

4. **Limited Lifespan** Over time, rubber hoses can crack or degrade, especially in high-performance or extreme temperature conditions.

5. **Diagnostic Confusion** A failing breather may not always show obvious symptoms, making it easy to overlook until damage occurs.

The crankcase ventilation vapor breather hose/pipe for a 2011 2018 Porsche Cayenne is a critical but often overlooked component. While its failure may not immediately cause catastrophic engine damage, neglecting it can lead to costly repairs down the line. The benefits of proper ventilation preventing oil leaks, maintaining emissions efficiency, and protecting internal engine components far outweigh the minor drawbacks, which are mostly related to part quality and installation.

- **If the original part is failing or damaged**, replace it with an **OEM or high-quality aftermarket alternative** (such as those from **Porsche, Mann-Filter, or reputable brands like ACDelco or Bosch**).

- **Inspect it during routine maintenance**, especially if the vehicle shows signs of oil leaks, unusual engine noises, or reduced performance.

- **Avoid cheap, unknown brands** to prevent premature failure or improper sealing.

- **Follow installation guidelines carefully** to ensure a proper fit and seal.

**Final Verdict:** Replacing or maintaining this component is a **low-cost, high-reward** preventive measure that should not be overlooked in a Porsche Cayenne. Prioritize quality parts and proper installation to maximize engine longevity and performance.

Details:

MILEAGE: 121K MILES. COLOR: EXTERIOR PHODIUM SILVER METALLIC M7U / S2. TRANSMISSION: 8-SPEED AUTOMATIC Patronages TR-80SD / AISIN. BODY TYPE: SPORT UTILITY 4-DOOR SUV.

part #: 95811002021 prices

• $15.99-$76.99

specifications emissyste:

• for models: Cayenne
• for makes: Porsche
• for years: 2011-2018
• mpn: 95811002021
• part type: Pipe Breather Hose
• vintage part: No
• universal fitment: Direct Replacement

offer emissyste:

• started: March 19, 2026
• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home

general emissyste:

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

returns emissyste:

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

shipping emissyste:

• class: Standard
• cost: $0.00
• type: Fixed
• service: Standard
• transit: 4-7 Days

payments emissyste:

• other
• credit card: Discover
• wallet: Apple-pay

seller emissyste:

• # reviews: 50746
• city: Kingsley, Michigan
• rating: 99.9%

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