H2,Hello there, I was wondering if I would need to add a manual transmission if I add a twin turbo to my automatic car.

Hello there, I was wondering if I would need to add a manual transmission if I add a twin turbo to my automatic car.

2005 Hummer H2 Sut with 92000 miles with an automatic transmission wondering if I can put a twin turbo in it and keep the automatic transmission or would I need to put a manual?

My car has 92000 miles.
My car has an automatic transmission.

– Hello there, I was wondering if I would need to add a manual transmission if I add a twin turbo to my automatic car.