AUDI 4G0121081CH Rear Center Engine Breather Line 4.0L

( Type: Intake Manifold ), ( Manufacturer Part Number: 4G0121081CH )

Review AUDI 4.0l Rear Engine Breather Line fits S6 S7 2013

The Audi 4G0121081CH rear center engine breather line is a crucial component of the engine ventilation system in select Audi models, including the 2013 S6 and S7 with 4.0L engines. This breather line facilitates the proper circulation of crankcase gases, ensuring a healthy engine environment and effective emission control.

Made from premium quality rubber material, this breather line boasts excellent resistance to both heat and oil, ensuring a long service life. Its cross-sectional design provides sufficient flow capacity to handle the required volume of crankcase gases, maintaining optimal engine performance.

The Audi 4G0121081CH rear center engine breather line features a secure and reliable connection system, with OEM-style fittings ensuring a leak-free installation. Its robust design accommodates the rigors of everyday driving, making it an essential component for maintaining the overall health and longevity of your Audi engine.

Additionally, this breather line is compatible with the factory emission control systems, ensuring that your vehicle continues to meet stringent emissions standards. With its high-quality materials, reliable construction, and OEM-level fitment, the Audi 4G0121081CH rear center engine breather line is the ideal choice for those seeking dependable and effective engine ventilation solutions.

In summary, the Audi 4G0121081CH rear center engine breather line is an essential component of the engine ventilation system for select Audi models, ensuring optimal engine performance, effective emission control, and a long service life. Its premium quality rubber material, robust design, and reliable connection system make it an excellent choice for maintaining the health and longevity of your Audi engine.

Buying an Audi 4G0121081CH rear center engine breather line for a 2013 A6 or S7 with a 4.0L engine can be a necessary maintenance task to ensure proper engine function and longevity. However, like any automotive part purchase, it's essential to consider both the advantages and disadvantages before making a decision.

1. Proper Functioning: A breather line is essential for the engine's crankcase ventilation system. It allows the escape of gases that build up during engine operation, preventing harmful pressure build-up.

2. Improved Performance: A new breather line can improve engine performance by ensuring that contaminated gases are effectively evacuated from the engine.

3. Peace of Mind: Replacing a worn or leaking breather line can provide peace of mind, knowing that your engine is protected against potential damage.

4. Cost-Effective: Replacing a breather line is generally a cost-effective maintenance task compared to more extensive engine repairs.

1. Labor Costs: The cost of labor to replace the breather line can be significant, as it requires accessing the engine compartment and removing various components.

2. Potential for Additional Repairs: A worn or leaking breather line could be a symptom of more extensive engine issues, which may require additional repairs.

3. Part Availability: Depending on your location, the availability of the specific Audi 4G0121081CH breather line may be limited, requiring a potential wait for shipping.

4. Installation Complexity: Installing a breather line can be a complex process, especially for those without automotive experience.

In conclusion, while replacing an Audi 4G0121081CH rear center engine breather line for a 2013 A6 or S7 with a 4.0L engine is a necessary maintenance task, it's essential to weigh the pros and cons carefully. The advantages, such as proper engine function and improved performance, outweigh the disadvantages for most situations. However, the significant labor costs and potential for additional repairs may be a concern for some. Ultimately, if you're experiencing issues with your engine's breathers or suspect that they may be worn, it's a good idea to have them replaced by a professional to ensure the continued reliability and longevity of your vehicle.

Details:

Model: S7, 105K MILES, LY9C Audi paint code, WAU32AFCXDN113362: condition: USED. Warranty: All parts come with a 30-day warranty. Item: 2013 AUDI S6 S7 4.0L REAR ENGINE BREATHER LINE 4G0121081CH. YEAR 2013 model: S7, 105K MILES, LY9C Audi paint code, WAU32AFCXDN113362.

part #: 4g0121081ch prices

• $29.00-$39.00

specifications inputmanifolds:

• for models: S6, S7
• for makes: Audi
• for years: 2013
• type: Intake Manifold
• manufacturer part number: 4G0121081CH

shipping inputmanifolds:

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

returns inputmanifolds:

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

payments inputmanifolds:

• wallet: Paypal
• other
• credit card: Visa

offer inputmanifolds:

• availability: In Stock
• quantity: 1
• started: February 28, 2026
• sold: 0
• options: Ship-to-home

seller inputmanifolds:

• # reviews: 10262
• city: Henderson, Colorado
• rating: 99.8%

general inputmanifolds:

• Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
• condition: Used

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