Let’s be honest—most sound-deadening upgrades feel like a small step forward. ProX™ isn’t that. This is Dynamat taking everything they already did right with Xtreme and pushing it way harder.
Same proven butyl formula? Yep.
But now it’s twice as heavy, backed by a thicker 5 mil aluminum skin, and built to flat-out dominate noise and vibration instead of just managing it.
