In general, the main purpose of the exhaust manifold in your BMW E46 is to seal between the engine cylinders and the exhaust system. Moreover, It is made up of multiple layers of embossed steel and graphite and ceramic composites to enhance its longevity. When the exhaust manifold of the vehicle is leaking, it will indicate something wrong with the exhaust manifold. Go through the Video to know about the symptoms of leaking exhaust manifold in BMW E46.
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