Audi S3 Parts & Spares

Fitment guides, buying advice and live UK eBay prices for the Audi S3 — always confirm against your reg or VIN.

The Audi S3 is a familiar sight on UK roads, which is good news when something needs replacing: parts are plentiful and prices stay competitive. Owners search most often for exhaust, intercooler and water pump — but the model spans different engines, trims and, on most generations, a mid-life facelift, so the same-looking part isn't always the right one.

Use the guides below to match a part to your exact Audi, then check live prices from trusted UK eBay sellers. Every part page lists what to confirm before you buy, so you avoid the classic wrong-part return.

Most-searched Audi S3 parts

ExhaustView prices ›

Systems are usually sold in sections (front pipe, centre, back box) — confirm which section(s) you need and whether your car has a single or twin exit.

IntercoolerView prices ›

GTI/R/GTD often run a larger core — make sure the part matches your trim, not just the model.

Water PumpView prices ›

Belt-driven on TDIs (do it with the cambelt). Some petrols are chain or electric pumps — confirm type for your engine code.

TurboView prices ›

Turbo part numbers are engine-code specific. Confirm the exact code stamped on your old unit where possible.

HeadlightView prices ›

Check halogen vs xenon AND left/right (driver/passenger). Pre-facelift and facelift lenses differ — match your reg.

Brake PadsView prices ›

Front and rear are different sizes; some trims (GTI/R/sport) run bigger brakes with their own pad. Match your caliper, not just the model.

How to check a part fits your Audi S3

The same Audi can be sold with several engines and trims, and most generations get a mid-life facelift that changes lights, bumpers and trim. Before you buy:

Enter your registration to filter out the obvious mismatches.
Match your engine code for anything attached to the engine.
Check your trim — sportier versions often use bigger brakes and specific parts.
Confirm pre-facelift vs facelift if your car sits near the changeover year.
Best of all, match the part number on the unit you’re replacing.

Full walkthrough: how to check a part fits your exact car.

Buying Audi S3 parts: genuine, aftermarket or used

Genuine and OEM parts are the safe pick for safety-critical or hard-to-reach components and cars you’re keeping long term. For routine wear items, a reputable aftermarket brand is usually as good for far less. And for pricey assemblies on an older Audi S3 — alternators, starters, lights, panels — a well-rated used or reconditioned part can be the sensible choice. See OEM vs aftermarket vs used for the full rundown.

All Audi S3 parts

ExhaustAudi S3 IntercoolerAudi S3 Water PumpAudi S3 TurboAudi S3 HeadlightAudi S3 Brake PadsAudi S3 Brake DiscsAudi S3 Coil PackAudi S3 Spark PlugsAudi S3 Timing ChainAudi S3 Brake CaliperAudi S3 GearboxAudi S3 Wing MirrorAudi S3 Wheel BearingAudi S3 RadiatorAudi S3 ThermostatAudi S3 Catalytic ConverterAudi S3 Timing BeltAudi S3 Fuel PumpAudi S3 Drive ShaftAudi S3 Clutch KitAudi S3 Dual Mass FlywheelAudi S3 Intake ManifoldAudi S3 Window RegulatorAudi S3 Oil PumpAudi S3 Power Steering PumpAudi S3 Engine MountAudi S3 DPF FilterAudi S3 EGR ValveAudi S3 AlternatorAudi S3 Starter MotorAudi S3 Shock AbsorberAudi S3 Suspension ArmAudi S3 Control ArmAudi S3 WishboneAudi S3 ABS SensorAudi S3 Fuel InjectorAudi S3 Glow PlugsAudi S3 CV JointAudi S3 Tail LightAudi S3 Wiper MotorAudi S3 Heater BlowerAudi S3 Throttle BodyAudi S3 Mass Air Flow SensorAudi S3 Oxygen SensorAudi S3 Crankshaft SensorAudi S3

Audi S3 parts — common questions

How do I know a part fits my Audi S3?

Start with your registration to filter obvious mismatches, then confirm the details that matter: your engine code (for anything attached to the engine), your trim level, and whether your car is pre-facelift or facelift. The surest check is to match the part number stamped on the unit you're replacing.

Where's the best place to buy Audi S3 parts?

For most owners, eBay's UK sellers offer the widest choice and the keenest prices, covering genuine, aftermarket and used parts. Buy through eBay's checkout so you're covered by the Money Back Guarantee, and favour sellers with strong feedback and a clear returns policy.

Should I buy genuine Audi parts or aftermarket?

It depends on the part. Genuine or OEM makes sense for safety-critical or hard-to-reach components and cars you're keeping long term. For routine wear items — brakes, filters, suspension arms — a reputable aftermarket brand is usually as good for far less.

Are used Audi S3 parts safe to buy?

They can be a smart choice for expensive assemblies like alternators, starters, lights and body panels, especially on an older Audi S3. Check the seller's feedback, confirm the part number matches, and prefer sellers who state condition and offer a returns window.