19.5 X 3.0mm; Most cars require 2 pieces
Water Pump to Coolant Pipe
Thermostat Housing to Connecting Pipe
Browse our selection of quality engine water pump o-ring parts designed specifically for your BMW M5. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · CS · Competition · Competition Edition · Edition 35 Years · First Edition
Sedan
L6 3.0L · V10 5.0L · V8 4.4L · V8 4.9L · V8 5.0L
Automatic · Automatic Dual Clutch · Manual