Power up your CTS Turbo with a BNR Tune! BNR Tuning Services include unlimited updates for bolt-on modifications. Includes BNR Handheld flash loader (EFILive Autocal)
You can expect to make 280-300HP and 320-340TQ at the wheels with NO other modifications!
Additional Notes: 2017 and newer model year requires an additional key/seed process, and so are $50 additional cost.