what type of extractors are these?

[Vt_vic]

a mate of mine wants to know what brand type these are i thought it was hm headers cos they do the short 4-1 but theres no brand stamp on them and wasnt sure if they were from a ls1.

[2DIE]

V8 extractors

[Vt_vic]

V8 extractors

thanks mate wasnt sure with the 8 pipes and all

[Vt_vic]

just found out they are hm's found the original reciept.