Giddy-upgrade your 2018 Mustang EcoBoost from pedestrian to equestrian! COBB is excited to announce support with the Accessport and full Stage 1, Stage 1 +, Stage 2 and Stage 3 Power Packages that maximize the potential for your 2018 Mustang EcoBoost! The appropriate Off The Shelf maps are included with these packages and receive a bump in power over the previous model years. Custom ECU tuning is available through a Protuner and COBB Custom Features will be available soon. Each of the COBB Staged Power Packages available are detailed here.