It is your worst nightmare to be stuck on the side of the road with a steaming radiator and no help in sight. Internal combustion engines naturally overheat because of how hard they work. The Mercedes E420 radiator helps to avoid this overheating.

This essential component of the cooling system has a mixture of antifreeze and water inside of it. This fluid is sent to circulate around the engine.

That fluid travels through the engine block and the head and absorbs heat along the way. After flowing through the entire engine, that coolant is then pumped back to the top of the radiator. As it travels through the many coils that are inside the Mercedes E420 radiator, the fluid is cooled once again. The process then repeats itself. This constant cycle of flowing coolant will not stop until the engine is turned off. It is tough to catch a radiator’s problems early because those problems occur gradually rather than in one big defined moment. Slowly debris and rust particles collect and get clogged inside, that debris can rob the radiator of its ability to transfer heat. In order to prolong its life, you can flush out your radiator, but eventually replacement will be necessary. If your engine’s temperature gauge is consistently running hot, or you see a greenish liquid leaking out of the radiator, it is probably time to replace your Mercedes E420 radiator. Make sure you stay smooth driving down the road instead of being stuck at the side with your engine overheated. Check you radiator. We offer free shipping on all orders over $50.We also offer a quality guarantee on all of our parts that we sell.