Toronto outshot Detroit 7-0 in overtime, after Travis Dermott scored for the Maple Leafs with 1:06 left to tie the game 1-1. Lorito scored with 2:51 remaining to give the Red Wings a 2-1 lead.
Fehr gave Toronto a 1-0 lead 8:31 into the first period. Detroit tied it 1-1 with 31 seconds remaining in the second period on a goal by Michael Rasmussen, his fourth of the preseason.
Detroit finished the preseason 3-4-1 and opens the regular season Oct. 5 against the Minnesota Wild in the first regular-season NHL game played at Little Caesars Arena.
Toronto finished the preseason 5-2-1 and opens the regular season Oct. 4 at the Winnipeg Jets.