McCullum scored 535 runs in the two-match series, having also scored 224 in the first game in Auckland.
Ryan McLaren was recalled to the 15-man Proteas squad to face Australia in February.
Graeme Smith will nurse his ankle and rest for the upcoming Test series against Australia.
King Kallis settled the Castle Lager Proteas down one more time at Kingsmead on Saturday.
Indian captain Mahendra Singh Dhoni does not expect any backlash from SA fans.
Proteas strength and conditioning coach Greg King says they are now prepared for the heat.