2009 Audi TTS Roadster (8J)

Close-up of a turbocharged TFSI engine inside the engine bay, showing the intake manifold, coolant reservoir, and surrounding components in a compact, organized layout.

Audi TT TFSI engine bay with detailed layout and componentsLklundin [CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)], from Wikimedia Commons