Hey all, I had the leaky O-ring with my '06 LLY duramax. Rather than buy the new hose just to get the O-ring I did much recon (including seeing JtJasper2002 on eBay selling the O-ring for $20). With apologies to JtJasper, I'm going to reveal his secret. It's a Silicone 70 Durameter -226 (2"...