A 2010 Audi S4 engine for sale refers to the high-performance 3.0 L supercharged V6 (TFSI) found in the Audi S4. This engine is known for its strong power delivery, smooth acceleration, and reliable performance thanks to its Roots-style supercharger setup. It’s commonly sought after for engine replacement projects, rebuilds, or performance upgrades when the original motor has high mil... https://turboautoparts.com/used-engine/audi/s4