With the V2, Sub Exhaust by TheDarkWraith or SteelViking&Com Underwater are to be installed after.
EDIT: Sorry, with the V3 no conflict with Sub Exhaust by TheDarkWraith but in conflict with SteelViking&Com Underwater...
If you use SteelViking&Com Underwater, install V3 after and Sub Exhaust by TheDarkWraith after V3
Thank you sobers