This Bosch Brake Hydraulic Pressure Accumulator is a top-quality product that is designed to fit perfectly on a Mercedes Benz vehicle. With a manufacturer warranty, you can trust that this product is built to last, and will provide reliable performance for years to come. Made in Germany, this hydraulic pressure accumulator is designed with a port quantity of 1 and is compatible with OE/OEM part numbers 0004301394 and 0004302694. Included with this product is an accumulator, making it easy to install and get your vehicle back on the road. Its universal fitment is ideal for anyone looking to upgrade their vehicle's braking system without worrying about compatibility issues.