Quote:
Originally Posted by Compelica
@ steve99 mind elaborating more on this? What other observations did you notice from switching from the old 2013-2016 PI/DI ratios to the new 2017+ ratios? |
Im guessing the toyota\subaru engineers are pretty smart, the facelift pi\di ratios appear to balance the delivery from each sysyem better and likely been optimised for better intake valve cleaning