Audi S5 8T 4.2 FSI Quattro Petrol Complete Engine CAUA 354HP 99k 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 S5 8T 4.2 FSI Quattro Petrol Complete Engine CAUA 354HP 99k miles, WARRANTY is a complete powertrain unit from the V8 FSI family, designed for the sports versions of the Audi S5 8T with quattro all-wheel drive. This is an ideal choice for users looking for a proven, used petrol engine with a distinctly dynamic character and robust construction, which will help restore the full performance of the drivetrain.

Specifications and technical data

• SKU: 079100032T-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 079100032T
• Substitutable numbers: 079100032T, 079 100 032 T, 079100032TX, 079 100 032 TX, 079100033R, 079 100 033 R
• Fuel type: Petrol
• Number of cylinders: 8
• Category: Engines
• Engine code: CAUA
• Mileage: 99 000

Technical characteristics of the V8 FSI engine

The presented engine belongs to the Engines category and represents a naturally aspirated V8 unit with FSI direct petrol injection. Eight cylinders arranged in a V-configuration ensure smooth power delivery, high refinement, and the characteristic sporty sound that is a hallmark of Audi's S models.

The unit with the CAUA code was designed to work with the quattro drive system, which translates into stable torque transfer and predictable vehicle behavior during dynamic driving. The construction based on direct petrol injection allows for precise fuel metering, resulting in better throttle response and more efficient use of available power.

Purpose and application in the Audi S5 8T

The complete CAUA engine is dedicated to the Audi S5 8T 4.2 FSI Quattro and is a solution for users who:

• plan to replace a worn or damaged engine with a complete V8 FSI unit,
• want to maintain the original factory specification of the S5 8T model,
• are looking for a technically consistent engine prepared for all-wheel drive compatibility.

By maintaining the correct engine code, it is possible to ensure compatibility with factory electronics, peripherals, and the drivetrain, which facilitates the installation process and subsequent diagnostics.

Condition, mileage, and benefits of choosing a used engine

The offered unit is a used engine, which allows for a significant reduction in repair costs compared to a new component, while maintaining the full functionality of the V8 FSI design. The available mileage allows for an initial assessment of the service history and planning of any necessary maintenance after installation, such as changing the oil, spark plugs, or checking the cooling system.

Choosing a complete engine instead of performing a major repair on a damaged unit often shortens vehicle downtime and simplifies the service process. For workshops, this means a more predictable scope of work, and for the vehicle owner – a faster return of the car to the road.

Why choose this V8 unit for your Audi

The CAUA 4.2 FSI Quattro engine is an attractive proposition for drivers who value the combination of sports performance with the stability of handling typical of Audi. Eight cylinders in a V8 layout ensure smooth power delivery, and direct petrol injection supports precise control of the unit's operation. The complete nature of the engine facilitates its adaptation in the vehicle, limiting the need to search for additional components.

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 blocks, cylinder heads, or complete long blocks, check out the available parts in the Audi Engines category.

Technical support and additional information

When planning an engine replacement, it is worth analyzing the typical design problems of various engines to consciously choose a solution that fits your driving style and budget. Comparative material regarding the failure rates of units in other brands may be helpful – a good point of reference is the article Faulty BMW E90 engines: check what can ruin your budget!, which shows what to look out for when buying a used engine.

If you are preparing your car for intensive use in the winter season and want to plan an inspection of key components, a practical guide with a checklist of items to check, available in the article Winter essentials: which used car parts are worth checking and replacing before the frost?, may be helpful.