AFAIK, you use cleaner diesel (less ppm) generally for CRDI engine longevity, RC pro or not. I fill mine with Unioil (Euro 4-ish) or Seaoil (Euro 3-ish) diesel
Responsiveness might have improved a bit due to performance/power output increase. Honestly, di ko naman napapansin 'yung lag or unresponsiveness but it's probably because I'm not aware of it? Hmm, can't think of one situation where I needed power and the sporty didn't provide
no problemo

as for the visors, undecided pa ko, for now, nakakabit para masulit muna
