Designed for durability and performance. Each part is inspected and tested before dispatch for guaranteed reliability. OEM / Part Number: 6789303 6789304. Compatible Models / Engines: BMW E90 E91 E92 E93. Included: DSC Brake Pump ABS Hydro Braking Unit. Compatibility & OEM Numbers. OEM / Cross References. BMW E90 E91 E92 E93. Secure packaging ensures safe arrival. Not sure if it fits? Send us your registration number or VIN via. We’ll confirm compatibility quickly and help you choose the right part. Pro tip Matching the OEM number is the fastest way to ensure correct fitment. Quality Tested Inspected before dispatch. We usually reply within 24 hours (Mon-Fri). Section below this listing.