flow master makes a heat shield that uses very large hose clamps
to hold in place... other mfg.s may make one to ck. summit-jegs
this clamps right to muffler just a thought.....when i took my bed off i used 2 2x4's one in front,one in back, hooked up to two come alongs raised pushed out truck etc... did by my self...
looks good .....good luck...looks like you got lots of help
MARK