S65/S85 Engine Rod Bearing Services

S65/S85 Engine Rod Bearing Services

BMW designed the S65 and S85 with approximately half the industry standard oil clearance.  This is a trendy move among some auto manufacturers to increase gas mileage and increase horsepower.  But when they do it,...

ESS Tuning S65 G1+ Intercooled Supercharger System

ESS Tuning S65 G1+ Intercooled Supercharger System

The intercooled S65 G1+ Supercharger System from ESS for the E9X M3 produces a massive 180-220whp gain from stock depending on exhaust system and methanol injection used. It is supplied with both 93AKI/98RON and 93AKI/98RON...