Vehicle Performance Improvement Calculator? New Topics › Forums › General Discussion › 2004 – 2009 Nissan Quest › Vehicle Performance Improvement Calculator? This topic contains 0 replies, has 1 voice, and was last updated by pikereen 5 years, 3 months ago. Viewing 1 post (of 1 total) Author Posts March 7, 2012 at 4:30 pm #1558 pikereenParticipant Good news for vehicle owner. How will you know performance of your vehicle? Do you wanna know performance improvement of your vehicle? I calculate my vehicle performance by the calculator is http://www.smartremaps.co.uk/performance.html ———————————— ECU Remapping, Engine Remapping Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.