No.
(Besides, if you get in there, you'll just block it up solid and neither it nor you will breathe at all.)
But seriously no – it's only a decorative end piece. You would have to cut your way in. With the carbon looky-likey sleeve, if you take the end off, it's a real pig to get back on into the sleeve because of the angle of the end pipe.
Cheers for the info.....
That sounds like the voice of experience........I'll not bother then!
Nige