Here at RPM Performance we can successfully offer Hyundai I20N, I30N, Kona N and Veloster N replacement gaskets.
 
There are many sizes of gaskets for the Hyundai vehicles:
 
I20N- 2.5" gasket fits stock and our 2.5" GPF Delete. The 3" Gasket fit with any of our 3" I20N exhaust parts
 
I30N- Fits both stock and aftermarket exhausts
 
Kona N-  Fits both stock and aftermarket exhausts
 
Veloster N-  Fits both stock and aftermarket exhausts