QUATTRO. ALWAYS.

The top brands MOTORMIA owners trust for Audi builds are EBC, PowerStop, H&R, Magnaflow, and Bilstein. The catalog carries 12,138 parts fitted for Audi, spanning S3 through every model in the lineup. Pick a brand microsite from the grid above to see their full Audi-fit catalog and member build counts.

The most-built Audi on MOTORMIA is the A4. The top 5 Audi models by build count are: A4, A3, S4, A6, and A5. Audi's iconic platforms (S3, RS3, S4, RS6 Avant, R8) all have deep aftermarket support on MOTORMIA — pick your model from the grid above to filter the catalog to parts that fit your specific build.

Some parts cross-fit, many don't. For Audi specifically, S3/RS3 share MQB platform with VW Golf R; RS6 shares ART platform with A6. The MOTORMIA catalog uses verified fitment data — every product page shows exactly which Audi make, model, year, and submodel each part fits. Use the fitment selector at the top of any page to filter the catalog to your specific Audi build and avoid ordering parts that don't fit.

Audi and BMW M are both well-supported aftermarket platforms. Audi is the Quattro AWD performance specialist with RS3 (5-cyl turbo) and RS6 Avant as the wagon enthusiasts wanted. On MOTORMIA, Audi parts average $953 across 12,138 SKUs covering 171 models. The decision usually comes down to which platform you actually own — both have full bolt-on catalogs and active member build communities.

For most Audi builds, the recommended modification order is: ECU tune → intake → downpipe → suspension → turbo upgrade. This sequence lets earlier mods support later ones (e.g. tuning unlocks gains from intake/exhaust; suspension keeps the power on the ground). MOTORMIA member builds in the explorer let you see the exact part lists for Audi builds at every power and capability level.

Yes. The Audi catalog on MOTORMIA covers both OEM-spec replacement parts (brake pads, filters, fluids, ignition components) and performance aftermarket (intakes, exhausts, suspension, tuning). Most Audi parts are eligible for our standard 30-day return policy provided they're unused, uninstalled, and in original packaging. Special-order items are flagged with a "Special Order" badge on the product page. Manufacturer warranties are processed through MOTORMIA on your behalf.