New Delhi, April 1 :     Maruti Udyog Ltd today increased the prices of its models by Rs 14,000 to Rs 40,000 in order to comply with the stringent Euro-II emission norms in the National Capital Region (NCR). The price of Maruti 800 base model has been increased by about Rs 14,000 to Rs 2.20 lakh (ex-showroom, Delhi). The price of other 800 cc variants-EX and DX-have not been increased since they already conform to Euro-II norms. The 800 CC EX is available for Rs 2.34 lakh, while the DX model costs Rs. 2.56 lakh (ex-showroom Delhi). Maruti sources said prices had been increased due to increase in cost of raw materials, upgradations and to meet Euro-II emission norms. Zen LX model will now be available for Rs. 3.22 lakh against Rs 3.07 lakh for the Euro-I variant in the NCR. The Zen VX will cost Rs 3.67 lakh as against the existing price of Rs3.53 lakh. The Euro-II compliant Zen classic will be dearer by Rs 14,000. The price is going up to Rs 3.88 lakh from Rs 3.74 lakh for the Euro-I compliant model.