I have better luck using Google search, using key words: "sportsmobile" "forum" then adding what your specific search is "egr" "valve"
Google = sportsmobile forum egr valve
Also you don't hit the search limiter on the forum:
"Sorry - no matches. Please try some different terms.
The following words are either very common, too long, or too short and were not included in your search : egr"
2003 E-350, 5.4 V8, 2x4, LSD 4.10, WeldTec 6" lift, SMB, Penthouse
2016 Beta 500 RS
2003 Honda XR250R (retirement trail moto)