Engineering Explained on MSN

Do Oil Catch Cans Actually Work?

Proof That Oil Catch Cans Are Worth It For Direct Injection Engines What is an oil catch can? Do oil catch cans actually work ...
Jalopnik

Yes, They Sound Dull, But Hear Us Out On Oil Catch Cans

What is an oil catch can anyway? Oil catch cans keep direct-injection engines from choking on their own blow-by — here's the quick-and-dirty on why you may need one. Think of an oil catch can as a ...