...50 km more distance for full tank on my HYUNDAI Matrix------------Alex
...my BMW 3 Series enjoying the power and response--------------Beemer
...Jaguar 3 litres car; thanks for the opportunity to test it out. I am not returning the optimizer!---------Jag
...Works on my Toyota CAMRY; should work for other makes! I am glad I did---------Cam
...My Kia Sephia 1.6L manual shift experience ~ 150 rpm more at idling after OPTIMIZER was installed--------Iqbal
...After installing the OPTIMZER on my Cefiro 2L car with V6 engine, I can feel the power on the highway--------Perry
...now more willing to rev past the 3000 rpm mark, acceleration and pickup...quicker off the bat------Jackson, HOTStuff - Getz
...much better pick-up and saves me $$ on long trip on North-South highway...Tong - Merc 230E
...best thing on my Cefiro, more power and still very smooth and quiet ride on my 2 1/2 year old car------Wanchai
...yes, the engine is running very smoothly with the Optimizer---Fook, Nissan Cefiro
...I can feel the Power and engine smoother on my Kia Carnival---Chong
...the emissions of HC and CO certainly were reduced, better efficiency in Air/Fuel burning---Patrick, Mitsubishi Grandis
...works so well on my Toyota Wish, I got to let my workshop buddy know about xtreme---Wish
...My Mazda 7 seaters certainly agrees with the improved engine performance---Chris