Plenum bases the same?

[l6rth]

Hi all,

Just wondering if the plenum bases on a 4.0 & a 4.5 are the same? I have act carbon trumpets on my 4.0 and I was contemplating fitting them to my 4.5 if it has not already been done which I need to check.

Thanks

Rob

[Sardonicus]

Yep