Pasadena TX is close to Houston TX

There’s gotta be many places in that area that do:

Differential repair
4x4 differentials
Drivetrain services

Go in the race section and ask with the title: Recommended rear end shop Houston TX area?

I found a place in Pasadena TX called “ Pasadena Spped Shop” . On the Google Street View there is a massive twin turbo’d Corvette sitting in front.

I’m thinking they would have an idea