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Audi S3 buying guide (Ireland, 2026)
What a used Audi S3 costs in Ireland, how it does at the NCT, what goes wrong and what it costs to fix. Based on 75 for sale right now.
Used Audi S3 prices by year
Typical asking price by registration year, and typical mileage. Private sellers usually take 5–10% less than asking; expect dealers to be a little dearer.
| Year | Typical price | Typical mileage | For sale |
|---|---|---|---|
| 2024 | €58,900 | 35k km | 5 |
| 2019 | €32,950 | 52k km | 9 |
| 2018 | €29,800 | 76k km | 5 |
| 2017 | €27,950 | 100k km | 10 |
| 2016 | €26,900 | 68k km | 9 |
| 2015 | €21,800 | 110k km | 17 |
| 2014 | €22,000 | 108k km | 8 |
Audi S3 NCT pass rate
How often Audi S3s pass their NCT first time, against all cars the same age (Road Safety Authority (RSA), NCT make & model data 2025, initial tests).
| Year | Pass first time | All cars that age | |
|---|---|---|---|
| 2018 | 59% | 67% | |
| 2017 | 59% | 64% | |
| 2016 | 67% | 55% | |
| 2015 | 73% | 53% | |
| 2014 | 70% | 51% | |
| 2013 | 70% | 46% |
Most common reasons a 2017 Audi S3 fails: wheels & tyres (26.8% of tests, more than most cars), emissions (12.2% of tests, more than most cars), safety equipment (9.8% of tests, more than most cars), steering & suspension (7.3% of tests).
Common Audi S3 problems
Known weak spots to check before you buy, with typical Irish garage costs if the problem is there.
DSG gearbox mechatronic / clutch (7-speed) · €900–€2,200
In slow traffic and reversing, watch for jerks, clunks or a slipping feeling. A flashing gear display means it's in limp mode.
Engines and how long they last
| Engine | Usually lasts | Motor tax / year | For sale |
|---|---|---|---|
| 2.0 Petrol | ~300k km | ~€570 | 30 |
"Usually lasts" is the mileage these engines commonly reach before major work; service history matters more than the number.
Parts for the Audi S3
Enter the reg on the parts page to get the right fit.
Brake discsBrake padsClutch kitsTiming beltsBatteriesShock absorbersWheel bearingsWiper bladesBulbsSpark plugsIgnition coils
Before you buy a used Audi S3
Run a history check on the reg (write-off, finance owing, mileage), ask when the timing belt was done and for receipts, and start it from cold yourself. The used car checklist takes you through a viewing step by step.