low end punch

Hello! I've started to record myself lately, mostly high end, palm muted stuff and I noticed that some notes have more low end and body than others, usually it happens nearby a note, for example, C sounds thin in the recording I'll upload here as a reference, and so does C# (obviously all of...

There's this one tone that I love that I can not achieve. And it's not a WHOLE tone so much as a part of. Watch at 2:58 to hear what I'm wanting When he bounces from high to low is what I'm talking about. Specifically when he bounces to the low. There's a low, punchy honk to it that I...