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Audi A6 and Q5: new V6 diesel engine, compatible with biofuel

2025-11-27 22:58:18 Author: Ideal Rent a Car
Audi A6 and Q5: new V6 diesel engine, compatible with biofuel


Green Power: Audi A6 and Q5 with a New V6 Diesel Engine Powered by Biofuel

Audi is bringing a notable innovation to the premium segment, equipping two of its most popular models, the Audi A6 and Audi Q5, with a revised V6 diesel engine that not only offers increased performance, but is also ready for the future of sustainable mobility.

The new engine, a 3.0-liter V6 diesel, represents an important step for the German manufacturer towards improved efficiency and a reduced carbon footprint.


Performance and Technology: V6 Diesel with MHEV Plus

The heart of the new system is the 3.0-liter diesel engine that develops a consistent power of 299 horsepower and an impressive torque of 580 Nm.

The highlight, however, is the first-ever integration of the Mild-Hybrid Electric Vehicle Plus (MHEV Plus) system. This advanced technology adds a performance boost, contributing 24 hp and an additional 230 Nm of torque thanks to an electric compressor. The MHEV Plus system not only helps to increase power in certain situations, but also plays a crucial role in reducing fuel consumption and emissions through the recovery of braking energy and the "coasting" function (free movement with the engine off).


The Biofuel of the Future: HVO 100

The big ecological novelty is the approval of this V6 diesel engine to use the HVO 100 biofuel (Hydrotreated Vegetable Oil).

This biofuel is a renewable fuel, produced from sources such as used vegetable oils or animal fat residues. The major advantage of using HVO 100 is that it helps to drastically reduce carbon dioxide emissions throughout the entire life cycle (from production to use) compared to fossil diesel.

With this move, Audi is offering customers the opportunity to actively contribute to environmental protection without compromising on power or range, an essential aspect for a diesel engine.


Prices in Romania: A Cost Estimate

Although there is currently no direct official information from the Audi Romania importer regarding the exact prices for the A6 and Q5 variants equipped with exactly this new engine (3.0 V6 TDI with 299 HP and HVO 100), we can make an estimate based on the V6 diesel engines of similar performance already existing in the range.

In general, a top-of-the-line V6 diesel engine, especially one that benefits from advanced MHEV technology, is positioned at the upper end of the price scale.

  • For the Audi A6: A V6 diesel engine with similar performance (e.g. 3.0 TDI with 286 hp) has an estimated starting price of around 68,000 – 72,000 Euros (including VAT). The new 299 hp engine with MHEV Plus and HVO 100 compatibility is expected to be priced slightly higher.
  • For the Audi Q5: The starting price for a version with a V6 TDI engine (286 hp) is estimated at around 65,000 – 70,000 euros (including VAT). This price is significantly higher than that of the standard 2.0 TDI version.


Key points to remember:

  1. V6 cost: Prices for a V6 diesel are considerably higher than those for 4-cylinder versions (2.0 TDI) for performance and technology reasons.
  2. Equipment: These prices are for the base trim. Adding options (S Line, assistance packages, higher technology, etc.) can quickly increase the final cost by tens of thousands of euros.
  3. Premium Positioning: The introduction of new MHEV Plus technology and HVO 100 compatibility will position this variant at a premium level within the range, reflecting the investment in efficiency and sustainability.


Conclusion

With the new 299 hp V6 diesel, Audi is not only improving the dynamics of the A6 and Q5 models, but also placing them at the forefront of eco-diesel technology. This engine is ideal for drivers who want the power of a V6, the range offered by diesel and, at the same time, a concrete option to reduce their environmental impact by using HVO 100 biofuel.