characteristics

now that the cold weather is hear ive noticed something strange about my heater. when i have the heater on hi to warm myself up and im driving along its fine lovely and hot but if i coast for a bit and let the engine idle it goes alot cooler, did think it was the engine cooling down during...

Hi guys, Considering an APR re-map to my Ibiza Cupra. Wondering if you guys can help me on a few questions I have. 1) After re-map does it pull nicely through the revs? ie strong to 6500rpm. as opposed to other re-map companys who add a lot of boost but power feels flat at 5000rpm? 2)...