Can I put 15 psi pulley onto my engine without any problems? Jason August 23, 2023 14:01 Updated You'll need to run some form of intercooling and a tune to suit to be able to run 15psi pulley. Related articles Can a L67 SUPERCHARGED V6 vehiclebe driven to the tuner after installation of an AIR TO AIR INTERCOOLER PLATE? Do the 12 to 15psi pulleys on an L67 require any custom tuning? Comments 0 comments Please sign in to leave a comment.
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