Genuine BMW Rear Main Seal, BMW B58 36136890324 This kit includes all bushings

This kit includes all bushings necessary for differential reinstallation and is ideal for cars that see both street and track use

it is important to note that any engine modifications should be done carefully and by a qualified professional to ensure proper installation and optimal performance

NMK works closely with drivers to tailor each tune according to their specific needs

this oil cooler kit raises your oil capacity by 0

this kit is ideal for applications demanding high power output and efficiency

Genuine BMW Rear Main Seal, BMW B58 36136890324 This kit includes all bushingsThe rear main seal, also known as the rear crankshaft seal, is a crucial component in an engine. Genuine BMW Part Number: 11148664904 Purpose 1. Prevents Oil Leaks: The primary function of the rear main seal is to prevent engine oil from leaking out of the rear end of the crankshaft. It seals the gap between the crankshaft and the engine block or the transmission housing, ensuring that the oil remains within the engine. 2. Maintains Oil Pressure: By