Gossage again led the AL in saves in 1978 (27) and 1980 (33). On October 2, , he earned the save in the Yankees' one-game playoff against the Boston Red Sox for the AL East title, entering with one out in the seventh inning and a 4–2 lead following Bucky Dent's home run; although he allowed two runs in the eighth inning, he held on to preserve the 5–4 victory, getting Carl Yastrzemski to pop up to third baseman Graig Nettles with two out and two men on base in the ninth inning to clinch the division championship. He was also on the mound five days later when the Yankees clinched the pennant in the ALCS against the Kansas City Royals, entering Game 4 in the ninth inning with a 2–1 lead and a runner on second base; he earned the save by striking out Clint Hurdle and retiring Darrell Porter and Pete LaCock on fly balls. He was on the mound ten days later when they captured the World Series title against the Los Angeles Dodgers for their second consecutive championship, coming on with no one out in the eighth inning of Game 6; he retired Ron Cey on a popup to catcher Thurman Munson to clinch the win.