AudiA6Engines for Sale —Used & Reconditioned
3.0 TDI V6
3.0 TDI
Available
4.2 FSI V8
4.2 FSI
Available5.2 FSI V10
5.2 FSI
Available12-Month Warranty
Warranty-backed supply
Verified Fitment
Checked by registration
UK Nationwide Delivery
Tracked mainland delivery
14-Day Returns
Uninstalled, full refund
Featured A6 Engines in Stock
Current stock and fixed prices are being updated.
Every Engine Fitted to the Audi A6
Our complete guide to Audi A6 engines across 4 generations and 7 distinct engine families. Use the tabs below to browse by chassis generation. Outputs shown are typical UK figures. The 5.2 FSI V10 is a conditional hub pending specialist trade evidence.
17 engines — scroll for more
A6 Engine Price Guide by Generation
Current prices are shown on published engine listings.
4B
2000–2004
Price on request
Prices are confirmed on the relevant engine listing.
Used or Reconditioned — Which A6 Engine to Buy?
Used A6 engines
Used Audi A6 engines are a cost-effective option for lower-mileage replacements. The EA888 and EA189 families have high replacement volumes in the UK, making used units readily available. Used engines are fully inspected, compression-tested, and come with a 12-month warranty. They suit buyers on a tighter budget who understand the service history of the donor vehicle.
Reconditioned A6 engines
Reconditioned units are strongly recommended for high-mileage diesel applications due to complex emissions system integration. The EA288 and 3.0 TDI V6 benefit from reconditioning to restore injector, turbo, and DPF function to factory standards. Reconditioned engines are stripped, machined, and rebuilt with new bearings, piston rings, and gaskets, offering near-new reliability at a fraction of the cost of a new Audi unit.
A6 Engines Through the Generations
A6 2000-2004
The Audi A6's engine journey began with the C5 generation, anchored by legacy naturally aspirated four-cylinder petrol engines and early V6 diesels outside the core replacement scope. The C6 introduced the EA113 2.0 TFSI petrol and the ubiquitous 3.0 TDI V6 diesel, with S6 models featuring the high-output 4.2 FSI V8 and the rare 5.2 FSI V10. The C7 shifted to the EA888 Gen2/Gen3 for petrol and EA288 for diesel applications, while the RS6 adopted the 4.0 TFSI V8 twin-turbo architecture. The current C8 generation continues with EA888 Gen3 and EA288, now paired with mild-hybrid systems across the range.
A6 Engine Buying FAQs
The Audi A6 was sold with 7 core engine families across its 4 UK generations. Petrol options include EA888, EA837, 4.0 TFSI V8, and 4.2 FSI V8, while diesel choices cover EA189, EA288, and 3.0 TDI V6. The C5 generation also used the EA111 and EA113, and the C6 S6 featured the 5.2 FSI V10 as a conditional rare option.
Enter your registration into our checker to instantly identify your A6's engine code. Alternatively, check section D.1 of your V5C logbook. For transition-year models (particularly C6/C7 diesel changes), the engine code stamp on the cylinder block is the definitive identifier.
The EA888 and EA189/EA288 families have high replacement volumes in the UK; reconditioned units are strongly recommended for high-mileage diesel applications due to complex emissions system integration. Used units suit lower-mileage petrol variants where service history is known.
Every Audi A6 engine sold at GMC comes with a minimum 12-month warranty as standard, with extended options available at checkout. All engines ship via tracked UK courier with delivery insurance, and fitment verification is included at no extra cost.
Related Audi Models
Find Your A6 Engine by Registration
Enter your registration to confirm the correct engine fitment.
