Magnum Intake

I'm looking to carb a 5.2 magnum and was wondering if anyone has used this intake.
http://www.ebay.com/itm/New-Mopar-D...Parts_Accessories&hash=item589059e7a0&vxp=mtr

Its either that one a RPM air-gap edelbrock one or the mopar M1 intake what would you guys recommend?