Stewart High Performance Water Pump

If you're looking for the best of the best look no further. This may just look like a regular BMW water pump to you, but it is not. The Stewart high performance water pump has built a reputation over the years as being one of the best, most robust water pumps on the market. This water pump is a direct replacement with absolutely no modifications. It features a heavy duty bearing and stainless steel impellers delivering 20% more flow than the stock water pump. A must have modification for any race or track day enthusiast. BMW coolings system aren't known to be the most reliable, but you can change that.

Features:

• Up to 20% increase of water flow over stock pump
• Twice as efficient as factory pump
• Much less parasitic drag than other pumps
• Racing or stock factory replacement applications
• Stainless steel impeller
• Heavy duty bearing
• High quality water seal

Fitment: All M50, M52, S50, S52, M54 Engines