Company installed ordinary belts in 2013 and K9K engines proved their efficiency. It’s better to choose original or recommended by Nissan timing belt for Juke 1.5. Every 30 000 miles make sure you change in Nissan Juke timing belt. Buy only 27 mm wide parts and make sure they have 123 of teeth. For 1.5 motor in Juke special size of timing parts are needed.
So, during servicing your 2011 Nissan Juke purchase quality materials. But you surely need for K9K motor number only 27 mm wide belt. You may find lots of good analog Nissan Juke parts made specially for 1.5 motor.