M6 in for custom tuning
BMW M6 CP in for custom tuning
N54 & N55 Tuning all day at SMS
Custom Tuning in progress….
Supercharged M6 in for Spec Stg3 Clutch
This is one of the fastest supercharged M6 around, she put down 650 + whp on our mustang dyno. Our Johns Creek location is installing a Spec stage 3 clutch with billet light weight flywheel.