parts store or frozen boost for the clamps. if you need a fake cat they sell them there too for 40 bucks.
copper rtv.
f zzpoopy lol
I'm in Missouri so I think I need cat. Cut I'm pretty sure the emissions test it probed and not just all looks. So the rtv. Is a silicone sealer. And the band clamps are exactly what the name says haha. That double wall flex from zzp is cheap as well