London, April 13 -- Manchester City ignited the Premier League title race with a second-half blitz that sealed a 3-0 win against Chelsea as they closed the gap on leaders Arsenal on Sunday. Pep Guardiola's side produced a devastating spell immediately after half-time, with Nico O'Reilly and Marc Guehi scoring in the space of six minutes at Stamford Bridge. Jeremy Doku wrapped up a statement victory to ensure City took advantage of Arsenal's shock 2-1 home defeat against Bournemouth on Saturday. Second-placed City are now only six points behind Arsenal with a game in hand, setting up a seismic showdown against the Gunners at the Etihad Stadium on April 19. Having beaten Arsenal in the League Cup final and thrashed Liverpool in the FA Cup quarter-finals, City are hitting form at just the right time. Their bid for a seventh English title under Guardiola appeared to be fading after successive draws with strugglers West Ham and Nottingham Forest in their previous two league matches. A disjointed first half against Chelsea suggested City might waste a golden opportunity to pile pressure on Arsenal. But Guardiola's half-time team-talk had the desired effect and City can now target next weekend's do-or-die visit from Mikel Arteta's spluttering team....