2012 Mazda3: Familiar Look, But All-New Under The Hood
 

http://images.thecarconnection.com/t...00367142_t.gif While sheetmetal changes, trim, chrome brightwork, and other minor details might come and go almost every model year, it's relatively rare for any new vehicle to get an entirely new powertrain. But that's the case with the 2012 Mazda3; even though the mid-cycle changes it gets for 2012 are quite subtle, nearly everything under the hood is new. If...
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