Will this work with my existing 1-inch hose and clamps?

Yes. The 1.00" bore accepts standard 1-inch ID hose and works with stainless hose clamps. Verify your current hose is 1-inch ID before ordering.

Do I need any adapters or fittings to use this?

This is a bare hose elbow. You'll need appropriate fittings for your supply and return lines—barbed fittings are common for silicone hose, or use compression adapters depending on your setup.

Can I use this on a turbo intercooler line?

Yes. 3-ply silicone handles intercooler plumbing. Confirm your system pressure and verify the hose clamps are tight before boosting to prevent leaks at the joints.