pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts Postseason 2003 ALDS Game 1: Oakland 5 – Boston 4. Game 2: Oakland 5 – Boston 1. Game 3: Boston 3 – Oakland 1. Game 4: Boston 5 – Oakland 4. Game 5: Boston 4 – Oakland 3. Farm system LEAGUE CHAMPIONS: Sacramento References 2003 Oakland Athletics team page at Baseball Reference 2003 Oakland Athletics team page at www.baseball-almanac.com Oakland Athletics seasons American League West champion seasons Oakland Athletics season Oakland Athletics Season Oakland Athletics