Belfast Giants completed back-to-back weekend away wins over Coventry as they beat the Blaze on penalty shots after Sunday's clash had finished 2-2.
Evan Cheverie put the Elite League leaders ahead in the first period but Kevin Harvey and Michael Henrich replied to put the home team ahead.
However, Chris Higgins's third-period goal ensured five minutes of over-time.
With no goals in over-time, Craig Peacock scored his penalty with Stephen Murphy saving the opening Blaze stroke.
Belfast had extended their Elite League lead to four points by edging out Coventry 3-2 in Saturday's clash at the SkyDome Arena.
Goals from Dustin Whitecotton and Colin Shields put Belfast 2-0 up by the end of the first period.
James Griffin replied for Coventry in the second period before Brian McMillin levelled early in the final period.
However, Robby Sandrock's powerplay goal with just under six minutes left proved decisive.
With second-placed Dundee losing 4-1 in Sheffield, Saturday's win extended Belfast's advantage at the top of the table.