Audi S4 B9 S5 F5 SQ5 FY 3.0 TFSI Quattro Bare Engine CWGD 354HP 39k WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

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

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

Audi S4 B9 S5 F5 SQ5 FY 3.0 TFSI Quattro Bare Engine CWGD 354HP 39k WARRANTY is a used, petrol V6 engine block, designed for modern, sporty Audi models with quattro all-wheel drive. This is a solution for users who expect a powerful engine unit while maintaining reasonable repair or upgrade costs. The bare engine block provides a solid foundation for further assembly with accessories compatible with the CWGD code.

Specifications and technical data

• SKU: 06M100031L
• Mark: Audi
• Condition: Used
• OEM Part Number: 06M100031L
• Substitutable numbers: 06M100031L, 06M 100 031 L, 06M100031F, 06M 100 031 F
• Fuel type: Petrol
• Number of cylinders: 6
• Category: Engines
• Engine code: CWGD
• Mileage: 39 000

Technical characteristics of the CWGD engine block

The presented engine block belongs to the Engines category and is intended for V6 petrol units used in Audi S4, S5, and SQ5 models. The six-cylinder design ensures smooth operation, high refinement, and the potential for dynamic acceleration characteristic of the 3.0 TFSI Quattro version. The bare engine block includes the main block and cylinder heads, serving as a foundation for transferring accessories from the previous unit or from components selected according to the engine code.

The engine with the CWGD designation is designed to combine sporty performance with everyday usability. Thanks to its modern V6 architecture and forced induction in the 3.0 TFSI versions, the unit responds well to loads, and with proper installation and maintenance, it allows for stable operating parameters across the entire rev range.

Application in Audi S4, S5, and SQ5 models

This engine block is dedicated to the sporty variants of the Audi S4 B9 generation, Audi S5 F5, and Audi SQ5 FY with quattro drive, which use the 3.0 TFSI petrol unit. As such, it serves as an appropriate base both for repairs after a failure and for replacing a worn-out engine with a verified used block. Maintaining compliance with the CWGD code allows for the technically correct transfer of accessories and electronics from the previous unit, which facilitates integration with the vehicle's factory systems.

In practice, such an engine block is chosen by workshops specializing in the Audi brand and by conscious users who want to restore the factory drive specification without the need for the costly purchase of a complete new engine. A used engine block allows for a flexible approach to the scope of work – from basic replacement to more extensive modernization of the power unit.

Condition, mileage, and operational potential

The unit comes from the secondary market and is offered as a used engine block. The declared mileage allows the degree of wear to be assessed as relatively low for this class of units, which translates into attractive potential for further operation after proper installation and maintenance. This type of engine, when following appropriate installation procedures, can be a cost-effective solution compared to rebuilding a heavily worn unit.

Before installation, standard preparatory activities are recommended, such as verifying seals, checking accessory mounting points, and matching cooperating components in accordance with Audi technical documentation. This approach minimizes the risk of problems after startup and allows for full utilization of the capabilities of the 3.0 TFSI V6 petrol engine.

Benefits of choosing a used engine block

Choosing a used engine block for an Audi S4, S5, or SQ5 is a solution that combines technical and economic aspects. The most important advantages include:

• the ability to maintain the original drive specification thanks to compatibility with the CWGD code,
• lower cost compared to purchasing a complete new unit,
• flexibility in selecting and transferring accessories from the previous engine,
• the chance to restore full vehicle efficiency with controlled financial outlays.

For users who want to better understand the specifics of the secondary market, procedures for selection by OEM numbers, and the real differences between new and used power units, the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses, among other things, the practical aspects of purchasing such components, will be helpful.

Expanding work in the Audi Engines area

If you are planning a comprehensive repair or modernization of the engine area in your Audi and need other components from the same group, such as blocks, heads, or other engine blocks, check the available parts in the Audi Engines category.