yes the dipstick is a pain to put in, until you figure out how to have the correct orientation to start, twist and wiggle going in and hold your tongue just right
now that I have learned the "trick" its not an issue, but still harder than most can.
( I too had to get a new one after getting my 4runner as the original was all bent up making it even harder to install, I just went to dealer with my vin and old one and ordered correct new one)