Audi RS4 B8 4.2 FSI Quattro Complete Engine CFSA 450HP with 63k miles, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The warranty covers the engine itself; engine accessories are covered by a 30-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a complete engine.

The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification.

Audi RS4 B8 4.2 FSI Quattro Complete Engine CFSA 450HP with 63k miles, WARRANTY is a complete powertrain unit from the V8 family, designed for Audi vehicles with the CFSA engine code. This is an ideal solution for users looking for a technically advanced, high-performance gasoline engine while maintaining the factory specifications of the RS4 B8 model.

Specifications and technical data

• SKU: 079100033D-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 079100033D
• Substitutable numbers: 079100033D, 079 100 033 D
• Fuel type: Petrol
• Number of cylinders: 8
• Category: Engines
• Engine code: CFSA
• Mileage: 63 000

Technical characteristics of the CFSA engine

The presented engine belongs to the Engines category and is designed for gasoline fuel. The V8 configuration ensures balanced, smooth operation and the characteristic refinement of an eight-cylinder unit. The CFSA code identifies the specific design version used in the RS4 B8, which facilitates the selection of the correct accessories and integration with the vehicle's factory electronics.

The unit is complete, which in practice means the entire powertrain can be transferred to the car without the need to build the engine from many separate components. This method of replacement reduces the risk of component incompatibility and speeds up the service process.

Application and compatibility with the Audi RS4 B8

The CFSA engine was designed for Quattro all-wheel-drive vehicles, which is crucial for integration with the drivetrain and control units. By choosing a complete unit for the RS4 B8, the user maintains consistency with the factory configuration of the model, which is important both in terms of performance and subsequent diagnostics.

The mileage of the unit is specified, allowing for better planning of further operation and any preventive maintenance after installation. This makes it easier to assess which service tasks should be performed in parallel with the engine replacement to minimize future vehicle downtime.

Condition, origin, and benefits of choosing a used engine

The offered engine comes from the Audi brand and is classified as used, which represents a reasonable compromise between cost and maintaining the manufacturer's original specifications. Choosing a complete, used powertrain unit allows for cost savings compared to purchasing a new engine, while maintaining compliance with factory design solutions.

The V8 gasoline engine will perform well in both daily use and more dynamic driving typical of RS models. For workshops and individual users, this means the ability to carry out a replacement based on a proven, stock design without the need for adaptive modifications.

Practical installation and operating tips

When planning an engine replacement, it is worth considering a full diagnostic of the cooling system, lubrication system, and accessories working with the CFSA engine. It is also recommended to perform basic service tasks after installation, such as replacing operating fluids and filters, to ensure the most stable operating conditions from the very first kilometers.

For users who want to better understand the risks associated with purchasing and operating powertrain units in premium cars, a guide on problematic engines in other brands may be helpful. In this context, it is worth reading the article about faulty BMW E90 engines and costly powertrain failures, which shows how important it is to make an informed engine selection and check its condition before installation.

Expanding your project within Audi powertrain units

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 powertrain units, engine blocks, or complete assemblies, check out the available parts in the Audi Engines category.

For those interested in increasing power in the brand's sports models, a guide on safely boosting performance in other Audi units may also be useful, available at the link 2.5 TFSI DAZA – how to safely increase the power of an Audi RS3 by buying used turbochargers. It allows for a better understanding of what to look for when working with used powertrain components.