Originally Posted by DallasBoosted
I'd also look at running 80/20 or pure water in your radiator if you're having any heat issues.
You might want to re-think this given our fragile water pump bearings. He's already up there in miles, and running such a low amount of coolant could be all she wrote.
E90 335I: FBO +wavetrac LSD
E92 M3: K&N, Rouge Engineering Pulleys, Macht Schnell Test Pipes-w/ebay rear O2 spacers, Pagid S, V1