Summit claims to have the Denso rebuilds for $113.99 with free shipping. They will add a $30 core charge, but that's still cheaper:

https://www.summitracing.com/parts/d...hoCaIoQAvD_BwE

Because Denso discontinued these, and knowing Summit will usually just have the manufacturer drop ship, I suspect they will flake after they take your money and try to substitute something else. Good luck! Tim