I recieved the wrong mud flaps from order on 4/9/2...

I recieved the wrong mud flaps from order on 4/9/20. I called immediately, its the same thing, we will return call in 24 hours, but you never here back. after making several more calls in April and May, I caught someone, they were very pleasent and authorized a return and said they would email me out a return slip. It is now 07/7/2020 and again, I have not recieved a phone call back and not recieved an email to return products that are the wrong products shipped to me in april. tom