Proton is offering one-year/9,000-miles free servicing, a five-year warranty and free electric sunroof and six CD autochanger on all Wira models except the 1.3-litre, the Satria 1.5 Sport and Satria GTi until March 31. The 1.6 Impian four-door gets one year's free servicing, a five-year warranty, free six-CD autochanger and metallic paint during the same period. Proton claims the packages are worth more than £1,000 per car.