If you have a look under your hood, you will see many different systems. From the engine block to the power steering to the cooling system, and engine is an integrated little world all its own. It is important to maintain every system to the highest standards if you want to keep your vehicle running well. One material that does not last forever is rubber. Rubber is a great insulator and sealer, but over time, it degrades. Rubber forms the seals for most of the engines, and eventually, you will replace everything rubber on your vehicle. The rubber on your radiator cap will be one of the parts that are going to go. If you notice steam escaping from your radiator cap or bubbles around it, then you need to toss is and install a new APC radiator cap. The APC radiator cap is designed to fit right on your radiator or overflow tank and replace your OEM cap with a sleek, billeted aluminum cover. The APC radiator cap will have that brand new, all important rubber seal that you were lacking. You new APC radiator cap will keep your coolant where it needs to be under the proper pressure. Keeping your coolant in place will keep your car from overheating, so order and install your new APC radiator cap as soon as possible. All customers certainly deserve fantastic customer support while looking at dependable car or truck parts. Accordingly, we've established a 24-hour, 7 day a week information and support call desk to aid you with your needs. Everyone hates paying for shipping, so there is always completely free shipping for all orders more than $50. If you spot a lower price elsewhere, tell us - we will beat any price advertised elsewhere.