Find out what an Engine Management System really does and why E.F.I rocks, see how fuel and ignition tuning is done and what effect it has on power and torque.

Want to learn how to tune EFI? Start here instantly, and for free: http://bit.ly/EngineTuningFree

Website: https://www.hpacademy.com
Contact: support@hpacademy.com
Merch shop: http://bit.ly/MerchHPA

#highperformanceacademy #learntotune