19-09-2014, 08:14 AM
Depends how they're driven, but for the most part you're dead right. All the emissions crap harms mpg no end, as do the lardy arses most new cars suffer from.
Most people report an improvement in economy with a stage 2, at least when they're not using the power.
Most people report an improvement in economy with a stage 2, at least when they're not using the power.