A deeper pan that has more capacity .... filled at the same height as a stock pan ?
How many larger capacity engine oil pans are approached this way ?
REcalibrate your dip-stick then.
And very true .... putting a deep pan on to avoid leakage is a band-aid - and it IS more proper to FIX the ailment. But to some people that are DIY ... this job could be over-their-heads.