VW Golf MK7 Seat Leon Cupra 5F Complete Engine DNUC 2.0 TFSI 290HP 49k, 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.

VW Golf MK7 Seat Leon Cupra 5F Complete Engine DNUC 2.0 TFSI 290HP 49k, WARRANTY is a complete powertrain unit from the Engines range, designed for Seat vehicles and related VAG group models. This turbocharged petrol unit provides dynamic performance, high operating refinement, and significant potential for further powertrain configuration.

Specifications and technical data

• SKU: 06K100039B-3
• Mark: Seat
• Condition: Used
• OEM Part Number: 06K100039B
• Substitutable numbers: 06K100039B, 06K 100 039 B, 06K100039BX, 06K 100 039 BX
• Fuel type: Petrol
• Number of cylinders: 4
• Part type: Complete Assembly
• Category: Engines
• Engine code: DNUC
• Mileage: 49 000

Technical characteristics of the DNUC 2.0 TFSI unit

The engine from the TFSI family is a modern, four-cylinder petrol unit with direct fuel injection, designed to combine high power with reasonable fuel consumption. The cylinder configuration and turbocharging system used allow for quick throttle response, stable operation across the entire rev range, and good flexibility in daily use.

The DNUC unit is used in higher-power versions, making it an attractive base both for installation as a factory replacement and for projects with a more sporty character. The engine design is well-known in workshops specializing in the Seat brand and related models, which facilitates maintenance, diagnostics, and potential modifications.

Application in VW Golf MK7 and Seat Leon Cupra 5F

The presented complete engine is intended for installation in vehicles such as the seventh-generation VW Golf and Seat Leon Cupra 5F, where it is responsible for dynamic acceleration and stable power delivery. Thanks to the consistency of design solutions within the VAG group, this unit works well with factory control systems, accessories, and gearboxes intended for versions with similar power output.

The turbocharged petrol engine will perform well both in daily driving and in more demanding conditions typical of sports-oriented cars. A properly selected cooling, lubrication, and fuel supply system allows for maintaining stable operating parameters during intensive use.

Condition, origin, and benefits of choosing a used engine

The unit comes from dismantling and is offered as a complete engine, which simplifies the replacement process in the workshop and reduces vehicle downtime. A used engine with a preserved, relatively low mileage represents a reasonable compromise between cost and durability, especially compared to purchasing a new unit or overhauling one in uncertain conditions.

For users considering the installation of a used engine or gearbox, an expert guide describing facts and myths related to such purchases, procedures for selection by OEM numbers, and sample cost calculations will be useful – this is discussed in detail in the article Why it is worth buying used gearboxes and engines – facts instead of myths.

Selection, compatibility, and installation aspects

Before purchasing, it is recommended to verify the compatibility of the engine code and vehicle parameters to ensure proper cooperation with the existing electrical installation, controller, and accessories. In workshop practice, the DNUC unit is well-recognized, which facilitates the adaptation and configuration process after installation.

The four-cylinder petrol engine is structurally optimized for weight and rigidity, which translates into favorable load distribution in the engine bay and predictable vehicle behavior. Proper installation, the use of appropriate operating fluids, and start-up procedures after replacement allow for fully utilizing the potential of this powertrain unit.

Expanding the powertrain in the Seat brand

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