The Aerio SX straddles the line between hatchback and wagon. It is a more youthful version of the regular Aerio making things available like; a rear spoiler and 15-inch aluminum wheels. A modified SX SWT is also available including carbon-fiber parts, body graphics, and interior lighting for an even more modified look. It is powered by a 155 hp 2.3-liter four-cylinder engine. This is controlled by a four-speed automatic or five-speed manual transmission. It comes standard with the same things as the Aerio sedan.For 2006, the Suzuki Aerio SX simplifies its model lineup and gets some additional standard features.