Your Audi has to be more than three years old. As an Audi owner you can now benefit from having your next test carried out for free.
Just thought I'd add Audi T&C here to:
'Terms and conditions
Offer covers the cost of the MOT test charge. Privately owned Audi vehicles only. Cannot be redeemed for cash. Cannot be used in conjunction with any other offer. Re-tests will be chargeable. Excludes Northern Ireland and Channel Isles. Vehicles must be aged 2 years and over.'