1. Automotive Used Intake Manifolds Items
  2. sku: 12050340341612663
  3. AUDI 079133109A

AUDI 079133109A Left Intake Runner Valve Rail A8L 4.2L V8

fits model: A8, D4. make: Audi. year: 2011–2012.

079133109a Audi 2011-12 A8 A8l 4.2l V8 D4 Left Intake Runner Valve Rail Oem

( Type: Intake Manifold ), ( Manufacturer Part Number: 079133109A ), ( Country Of Origin: Germany )

Review AUDI A8l 4.2l V8 Left Intake Runner Valve Rail Oem fits A8 D4 2011–2012

The Audi 079133109A Intake Runner Valve Rail for the 2011-2012 A8 and A8L models with the 4.2L V8 D4 engine is a crucial component of the engine's intake system. This valve rail is specifically designed to regulate the intake air pressure and ensure an optimal air-fuel mixture for efficient combustion.

The Intake Runner Valve Rail is a sophisticated piece of engineering, featuring a compact and robust design. It is made of high-quality materials, ensuring durability and reliability. The rail is equipped with four intake runner valves, each controlled by a hydraulic actuator, which adjusts the intake air volume and pressure according to engine load and driving conditions.

The valve rail also includes an integrated intake manifold, which distributes the air evenly to the engine cylinders. This ensures a uniform air-fuel mixture, which is essential for optimal engine performance and fuel efficiency.

The Intake Runner Valve Rail is designed to meet the strict emissions standards of modern engines. It features advanced technologies, such as secondary air injection, which helps reduce harmful exhaust emissions. Additionally, the valve rail is designed to work seamlessly with the engine's electronic control systems, ensuring smooth and efficient operation.

Installing the Audi 079133109A Intake Runner Valve Rail is a relatively straightforward process, but it is recommended that the installation is performed by a qualified technician. The rail comes complete with all necessary hardware and instructions for installation.

In summary, the Audi 079133109A Intake Runner Valve Rail is a vital component of the 2011-2012 A8 and A8L models with the 4.2L V8 D4 engine. It is designed to regulate intake air pressure and ensure an optimal air-fuel mixture for efficient combustion while meeting emissions standards. The rail is a sophisticated piece of engineering, featuring a robust design, advanced technologies, and seamless integration with the engine's electronic control systems.

Considerations and Recommendation for Buying Audi 079133109A 2011-12 A8/A8L 4.2L V8 D4 Left Intake Runner Valve Rail

1. Understanding the Part:

The Audi 079133109A is an intake runner valve rail for the 4.2L V8 engine, specifically for the D4 version found in the 2011-12 A8 and A8L models. Intake runner valve rails control the airflow into the engine's cylinders, ensuring optimal combustion.

2. Potential Symptoms of Faulty Intake Runner Valve Rail:

- Rough idling

- Decreased engine performance

- Check engine light illuminated

- Hesitation or stalling during acceleration

3. Pros of Replacing the Faulty Intake Runner Valve Rail:

- Improved engine performance: A new intake runner valve rail can help restore the engine's power and efficiency, leading to a smoother driving experience.

- Fuel savings: A properly functioning engine will consume less fuel, saving you money at the pump.

- Long-term reliability: Replacing the faulty part now can prevent further damage and ensure the longevity of your engine.

4. Cons of Replacing the Intake Runner Valve Rail:

- Cost: Replacing the intake runner valve rail can be an expensive repair, especially when considering labor costs.

- Time commitment: The repair process can take several hours, depending on the expertise of the mechanic and the availability of parts.

5. Alternatives:

- DIY repair: If you're comfortable working on your vehicle, you may be able to save money by performing the repair yourself. However, keep in mind that the process can be complex and time-consuming.

- Rebuilding the old part: In some cases, the intake runner valve rail can be rebuilt instead of replaced, which can save you money. However, this option may not be viable if the damage is extensive.

Ending Conclusion:

The decision to replace the faulty Audi 079133109A intake runner valve rail depends on various factors, including the severity of the symptoms, your budget, and your time commitment. While the repair can be costly and time-consuming, the benefits of improved engine performance, fuel savings, and long-term reliability make it a worthwhile investment for many car owners.

Recommendation:

If you're experiencing symptoms of a faulty intake runner valve rail and are concerned about the long-term health of your engine, it's recommended to replace the part as soon as possible. By investing in a new intake runner valve rail, you can restore your engine's power and efficiency, save money on fuel, and ensure the longevity of your vehicle. If budget or time constraints are a concern, consider exploring alternative options such as DIY repair or rebuilding the old part. However, keep in mind that these options may not be as effective or reliable as a replacement.

Details:

This particular part has: No issues. Good: condition: Lightly used with minimal wear. It has been inspected and is ingot Condition. OK: condition: Moderately used with noticeable wear.

The part is in good working condition, with mostly cosmetic issues. Looks almost new with no functional issues. No major rust or damage.

Details: Some scratches, minor dents, and a few dings. Ideal for someone looking a part in near-mint condition. Perfect: condition: Excellent condition with little to no visible wear. Details: Multiple spots with scratches, color fading, dents, and dings.

Still functional but may need some touch-ups or repairs for optimal performance. May have visible rust or damage affecting performance. Details: A few minor scratches and possibly one or two small dings. Rough: condition: Heavily used with significant wear and tear.

This part was removed from a 2011 Audi A8L 4.2 Quarto D4. No rust or significant damage. Specific Details: Virtually no scratches, dents, or dings. Suitable for parts where aesthetics and perfect functionality are not critical.

Condition: Rough/OK/Good/Perfect.

part #: 079133109a price

  • $289.91

specifications inputmanifolds:

  • for models: A8, D4
  • for makes: Audi
  • for years: 2011-2012
  • type: Intake Manifold
  • manufacturer part number: 079133109A
  • country of origin: Germany

general inputmanifolds:

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

seller inputmanifolds:

  • city: Conifer, Colorado
  • # reviews: 649
  • rating: 99.8%

offer inputmanifolds:

  • sold: 0
  • best offers: True
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
  • started: February 20, 2026

returns inputmanifolds:

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

shipping inputmanifolds:

  • cost: $0.00
  • carrier: USPS, UPS
  • transit: 4-10 Days
  • service: USPS Ground Advantage, UPS 2nd Day Air, UPS Next Day Air Saver
  • class: Standard, Expedited, One-day
  • type: Calculated

payments inputmanifolds:

  • other
  • wallet: Google-pay
  • credit card: Visa
for models: a8, d4, for makes: audi, for years: 2011-2012, type: intake manifold, country of origin: germany,
category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, sku: 12050340341612663,

Audi 079133109A Is Similar To:

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1 offer $289.91 USD
  • Used. Offer #1 priced at $289.91 + $0.00 delivery = $289.91* total. Specific Details Details: Virtually no scratches, dents, or dings. This part was removed from a2011 Audi A8L 4.2 Quattro (D4).FREE SHIPPING

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