Finding the same thing. My euro wholesale supplers carry HUCO. Made in India, which puts me on edge. But the 'Bufkin' pipe is being replace and plant to spend a lot of time at high RPM's in two weeks.
Go with the Bosch one, it lasted this long and HUCO is a definatley an eco option brand
2010 XC90 exec, winter machine (V8 of course)
2004 RS6 official Canadian edition, Daytona grey, (best colour!), summer edition
2011 Q7 TDI, general alrounder