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BMW superseded the 2 oil lines for this oil cooler for E9X M3’s built up to 3/2008 and require the use of the current spec BMW oil lines
This modification has been tested and proven on high-horsepower B58 applications under demanding racing conditions
ensuring protection and safety
these guides are a critical upgrade for anyone pushing the S63 platform beyond factory performance
and new valve locks/keepers
B58 CNC Cylinder Head Stud Conversion 11217616597 BMW superseded the 2 oilCNC Cylinder Head Stud Conversion If youre building a B58 engine thats going to see 1200HP+, the way your head studs are set up is critical. We CNC machine cylinder heads to properly convert them for larger head studs, making sure everything is aligned, consistent, and accurately positioned. This isnt a quick drill job or a close enough fitment. Its done on a CNC machine so the geometry is exactly where it needs to be every time. Some shops will
