Audi RS4 B8 RS5 8T Intake Manifold Lower Section Left N/S 4.2 V8 079133110BB

Audi RS4 B8 RS5 8T Intake Manifold Lower Section Left N/S 4.2 V8 is an original intake system component designed for the 4.2 V8 engine in Audi RS4 B8 and RS5 8T sports models. Thanks to its factory geometry and precise fitment to the cylinder head, it ensures stable cylinder filling conditions and supports the proper operation of the powertrain. This is a solution for users who expect parts consistent with the OEM design and wish to maintain stock engine performance parameters.

Specifications and technical data

• SKU: 079133110BB
• Mark: Audi
• Condition: Used
• OEM Part Number: 079133110BB
• Substitutable numbers: 079133110BB, 079 133 110 BB, 079 133 110 CD, 079133110CD
• Location on the vehicle: Left
• Part type: Intake Manifold
• Category: Intake Manifolds

Purpose and function in the intake system

The lower left intake manifold in the 4.2 V8 engine is responsible for the even distribution of the air mixture to the corresponding bank of cylinders on one side of the unit. In high-revving V8 engines, such as those in the RS4 B8 and RS5 8T, the correct shape of the runners and their arrangement is crucial for throttle response, idle stability, and consistent performance across the entire rev range.

Using an original manifold allows you to maintain:

• factory cylinder filling characteristics,
• proper cooperation with engine accessories,
• consistency with engine control unit maps prepared by the manufacturer.

Compatibility with the 4.2 V8 unit

The Intake Manifold Lower Section Left has been designed specifically for the 4.2-liter V8 system used in the Audi RS4 B8 and RS5 8T. This means that the runner geometry, mounting points, and mating surfaces are adapted to the specific design of the cylinder head and engine block. As a result, the component can be installed as a direct replacement for the factory-fitted part without the need for modifications.

The positioning on the left side of the engine is significant in terms of intake runner routing, accessory placement, and service access. Proper selection of the mounting side minimizes the risk of leaks, installation stress, and compatibility issues with other system components.

Characteristics of the used component

The presented manifold belongs to the Intake Manifolds group and is a used part, which in practice means the possibility of optimizing repair costs while maintaining the original design. For many users of Audi sports models, this is a beneficial solution when it is necessary to replace a damaged or worn intake component, and maintaining compliance with the factory design remains a priority.

When installing a used manifold, standard service procedures are recommended, such as checking the mating surfaces, verifying the mounting sockets, and using new seals in accordance with the manufacturer's procedure. This allows for a sealed and stable intake system, which translates into consistent engine performance.

Benefits of using an original intake manifold

Using an original manifold in the 4.2 V8 engine of the RS4 B8 and RS5 8T allows for maintaining the consistency of the entire intake system with the manufacturer's design. For the user, this means:

• secure fitment to the cylinder head and accessories on the left side of the engine,
• preservation of stock torque and power characteristics,
• reduced risk of engine control unit adaptation issues after component replacement,
• the ability to perform repairs based on factory service procedures.

For workshops specializing in the Audi brand, using such a manifold simplifies the installation process because the mounting points, shape, and runner routing are consistent with the manufacturer's technical documentation.

Intake system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as additional manifolds, intake elements, or components working with the air supply system, check the available parts in the Audi Intake Manifolds category.

To better understand the relationships between the intake and exhaust systems in high-performance cars, it is worth checking out the guide on selecting and operating performance components – you can find it in the article Performance exhaust system: used manifolds and sports catalytic converters on the road.