Super Jet Exhaust coupler for RN metal pipe?

[swapmeet]

I've installed a 90*/side exhaust outlet on my RN. What do y'all reccomend for a 'coupler' to connect my existing metal exhaust tube to the 90*?

They're the same dia.

Maybe radiator hose?

 

[chad]

Try a semi truck supply store

 

[swannysxr]

siliconeintakes.com