For sale as a whole engine or for parts, Turbos, accessories, heads etc is 2014 V8 engine from a GL 450. I believe it is an M278 motor, compatible with S class and CLS, probably others.

There is a rattle noise in the bottom half, i ended up replacing the engine, turbos, heads, etc are good. wiring Harness, alternator, etc. Does not throw codes, has a good pressure, leak down test, etc. I has about 50k miles on it.