C20XE Manifold Identification?

[Adam25]

Ive got two xe manifolds, can anyone tell me who there made by?

http://i534.photobucket.com/albums/ee350/Adam25_album/C20xe%20manifold/IMAG0205.jpg
http://i534.photobucket.com/albums/ee350/Adam25_album/C20xe%20manifold/IMAG0208.jpg
Number 2
http://i534.photobucket.com/albums/ee350/Adam25_album/C20xe%20manifold/IMAG0212.jpg
http://i534.photobucket.com/albums/ee350/Adam25_album/C20xe%20manifold/IMAG0211.jpg

[Adam25]

Sorry about the poor quality pics