(http://media.il.edmunds-media.com/nissan/sentra/2013/ns/2013_nissan_sentra_actf34_ns_830121_196.jpg) The redesigned 2013 Nissan Sentra debuted on Friday, with a cut in horsepower, engine size and weight in the interests of better fuel economy. The high-performance Nissan Sentra SE-R and SE-R Spec V have been eliminated from the lineup.
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