Yeah.... I'm still kind of considering it as an option, but at the moment I've not found a reasonable amount of material other than a whole roll of it.
The only thing that bugs me about RTV is if the top connection at the collector gets above the rated temperature of the sealant that it'll burn up and causing leaks.
'09 PSM G8 GT - OPG Intake, DOD-Delete w/ Stage 1C 218/229 .600 Lift 117.5LSA, Kooks 1 7/8 Mids, Solo Axle-Back w/ X-Pipe, SuperPro Bushings (Front and Rear). BMR Sway Bars (Red)
"If you want to criticize someone else's work, be sure that your own is in order first."