Audi A4 S4 3.0 TDI / TFSI Engine Replacement Compare Prices & Get Quotes

The cost to replace an Audi A4 S4 3.0 TDI / TFSI engine typically ranges from £4,500 to £8,500 for a rebuilt unit, depending on the specific V6 architecture and whether you choose supply-only or supply & fit.

• Used engines start from around £1,800.
• Reconditioned units average £3,200-£6,500.
• Rebuilt engines with a 12-month warranty cost £4,500-£8,500.

Common symptoms include a distinct marbles-in-a-can rattling noise from the engine bay on deceleration, a noticeable loss of boost pressure, and an illuminated engine management light.

• The internal supercharger coupler wears out over time.
• Coolant crossover pipe leaks often accompany this issue.
• Ignoring the rattle can lead to supercharger seizure and engine damage.

Yes, if the vehicle is in good overall condition and valued above £8,000, a reconditioned or rebuilt engine is a cost-effective alternative to buying a new car.

• Rebuilt engines come with a 12-month warranty, restoring reliability.
• It is significantly cheaper than the depreciation hit of a new performance vehicle.
• Ensure the DPF and emissions systems are also in good health before committing.

A professional supply & fit service for the Audi A4 S4 3.0 TDI / TFSI typically takes 2 to 3 days.

• V6 engines require additional time for safe removal and precise reinstallation.
• Specialists use ODIS software to code the new engine and calibrate the ECU.
• Nationwide delivery and fitting can often be scheduled within a week.

The CCWA is the 3.0L V6 TDI (diesel) engine used in the B8 generation (2009-2012), producing 240-245hp. The CREC (and CGWC) is the 3.0L V6 TFSI (petrol) supercharged engine used in the B8.5 and B9 generations (2013-present), producing 333hp.

• They are entirely different architectures and are not interchangeable.
• The TFSI variant requires specific supercharger and cooling system calibration.
• Replacement pricing reflects the higher complexity of the petrol V6.