If you just need to repair a crack, google ABS REPAIR KIT and read on. Lots of them are available. Easy to do. Save a ton of money!! Been there and done that - twice.
PS: You don't have to remove the tank if you can get to the crack.
M Jones
American and Texan by birth
Christian by the Grace of God
Retired and enjoying Traveling and Camping
Spending part of summers in South Fork, Co