Amazingly good quality oil coolers and catch cans for most makes and models of car. Keep your engine oil cool (e.g. for towing or track work) and catch the impurities from your crankcase instead of burning them in your cylinders (i.e. make your engine run better and last longer).
For the curious about oil catch cans: https://youtu.be/PWz6vCnJ4CA
good old evo days..