GTvi bodykit separates it from the base 1.0-litre Sirion GTvi features front sports seats GTvi sports theme set up with white instrument faces and aluminium-look dash insert A remote control Kenwood AM/FM radio with single-slot CD player is standard on GTvi Air-conditioning is optional on all Sirions, GTvi included 14-inch alloy wheels standard on the GTvi The standard tyre specification is 165/65 R14 79S Like the standard Sirion, the GTvi has a 60/40 split-fold rear seat 1.3-litre engine with variable valve timing Base Sirion appearance enhanced by GTvi bodykit Safety features on the GTvi include a four-channel, four-sensor anti-lock braking system with electronic brake-force distribution The GTvi is powered by a derivative of the 1.3-litre, 16-valve, DOHC, four-cylinder found in the Toyota Echo, featuring variable valve timing and producing 75kW at 7000rpm Sirion uses MacPherson struts up front with a semi-independent torsion axle beam at the rear Sirion GTvi is available with a five-speed manual transmission or four-speed automatic with Tiptronic-style "Steer Shift" sequential manual operation At launch, GTvi introduced power steering to the Sirion brand in Australia The turning circle is a tight 8.8m