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Audi S4 B9 Alternator

New, used, or aftermarket – from sellers across Europe.

Parts availability

This part appears to be widely available.

Alternator76,99 € – 141,99 €
12+ offers12 Used

Estimated price range

Widely available Limited Hard to find

Last updated: 07.08.2026, 19:21

Alternator for your Audi S4?

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In addition, sellers on hank can send you offers directly.

Prices from recent listings

Median: 109.00 €
Min: 76.99 € Max: 221.99 €
Source Condition Price (approx.) Last seen
eBay Used 129.00 € 2026-08-04
eBay Used 76.99 € 2026-08-04
eBay Used 130.99 € 2026-08-04
eBay Used 102.99 € 2026-08-04
eBay Used 93.99 € 2026-08-04
eBay Used 110.00 € 2026-08-04
eBay Used 99.00 € 2026-08-04
eBay Used 92.99 € 2026-08-04

Indicative values only – current prices may vary.

Find Audi S4 B9 parts online

hank's free AI report searches specialized shops for Audi S4 B9 parts, including DPM Performance, Just German Parts & Prestige Motor Services Ltd.

About this part

The alternator on your S4 B9 charges the battery and powers the electrics while the engine runs. A failing alternator causes dimming lights, a dying battery and eventually a vehicle that won't start.

Frequently asked questions

What should I check when ordering a replacement alternator for the Audi S4?

Match the exact engine code and the model year of your S4 B9, as alternators differ in output (amps) and mounting. Check whether the pulley is included or needs to be transferred.

Is a remanufactured alternator a good option?

Yes – remanufactured alternators are tested to OEM specs and are often significantly cheaper than new. They're a reliable and economical choice for most vehicles.

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Audi S4 B9 Alternator

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