V-Band flange and clamp kit for Holset HX40 turbine outlet. Includes Stainless V-Band clamp and 304 Stainless Steel weld flange that allows a 4" tube to be welded to the outside and a 3.5" tube to be welded to the inside. This kit fits the standard HX40 (4" OD V-Band), and fits Borg Warner's 174430 S300 upgrades for the Cummins 5.9. Perfect for those wanting to make your own HX40 downpipe for turbo upgrades on your Cummins 5.9 or 6.7.
2 Reviews Hide Reviews Show Reviews
For the price, I certainly wasn't expecting stainless. I TIG'd this to a 90° mandrel bent tube, and it welded up beautifully! Fits my 102mm Holset outlets just fine.
This is a great adapter for any turbo mounting to the 12v Cummins