Audi S4
Audi's quattro four-wheel-drive system was standard on the C4 S4/S6; a first-generation Torsen-based system which used the "T-1" automatically biasing centre differential (ATB) was used on vehicles equipped with manual transmissions, while a transfer box based system was used on vehicles equipped with an automatic transmission.
Audi A1
It is a limited (200 units) version of Audi A1 Sportback S line for Australia market, with 1.4 TFSI (122PS) engine, S tronic transmission, 17-inch alloy wheels in part-polished 5-spoke V design, front fog lights, LED tail lights, black exterior styling package, contrasting roof and roof arch, interior air vents in body colour, Audi parking system (rear), choice of 4 body colours (metallic colours Glacier White and Ice Silver, pearl effect colours Misano Red and Phantom Black).