In the engine system, the oil pan gasket seals the oil pan to the bottom of the engine. The location of the oil pan gasket is under the car and is attached to the bottom of the engine. However, after long time usage, it is inevitable that your oil pan gasket gets to fail. Here are two symptoms indicating your oil pan gasket may not seal the oil pan anymore: if you find consistent oil leak in the same spot under your car; if there is smoke from the engine compartment because of oil leakage on hot exhaust pipes. You are supposed to check it immediately and see if the replacement is necessary. What's more, it is a good idea to schedule a professional mechanic to help you. Once you decide to do the replacement, we are glad to be your first choice for you BMW car, and we offer you all BMW genuine OEM oil pan gasket with a discounted price.