The couplers in the eBay kit are holding, but they seem flimsy. So I bought 3" long Vibrant couplers instead.
Had probs putting the 2" T-clamps on (not enough slack) so I ordered 2 1/4" T-clamps to see if they'll work.
Had to tighten down on the couplers hard after the one that joins the 2...
I had a loose bolt in the front suspension. Tightened it and the clunk went away. It might be worth going around the car yourself and retorquing every suspension bolt. What could it hurt?
The shop manual says 44 inch-pounds. That ain't a whole lotta torque.
However, you can get more grab by using longer connector hoses.
MPP has a kit to upgrade 2 connectors and 6 T-clamps for $46.
I found one on eBay with 2 connectors and 4 T-clamps for $12 shipped.
The 2 missing clamps are...
I bought a GM DVD service manual off eBay and can't figure out how to install it. But I'd rather have something on paper anyway. E me about how I can get one. 2010 SS/TC. TIA, Kurt
Last month they had 2 here in Newport News, Virginia. I bought the victory red one. I think they still have the metallic red one. But yeah, I ran into the same thing you did, very little to choose from. Pretty much, they're rare as hen's teeth.