HomeAll RepliesRe: Ecoboost on Terrain Denali Re: Ecoboost on Terrain Denali Sponsored March 23, 2012 at 11:04 am #39361 CraigInIndyParticipant Alex, according to the sales reference guide, it remains the 2.4 for the 2013 Terrain. Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored