You love someones guts as much as you hated your 6th grade teachers guts in elementry school.
"Ya me too buds!"
You love the nasty shit that no one else possibly could as much as you.
Can also be said as -I love your stinking guts,- I love your big and your little guts, -I love your fucking stinky guts....you get the idea...
I love your big and little guts