This is what I used. http://store.summitracing.com/partdetail.a...mp;autoview=sku It would work better to mount it in the return line from the fuel rail to the tank. You can use it in the feed line but you will end up plugging off the return line on the fuel rail. In the return line will be better for FI.
2006 Superior Blue Trailblazer SS AWD, Stock as a rock
Sold: 2002 GMC Sportside Denali front end with a 2002 LS1, FLT level 5, Yank 2600, Trick Turbo, T76, Nelson intercooler, 60LB injectors, Warbro fuel pump, Eaton locker, Magnaflow, 3.42, Nelson Performance Tuning (speed density).
Sold: 1981 GMC LB RC 1500 2002 4.8L 4L60E 12 bolt 3.73 Richmond Lock Right AC PS Nelson Performance tuning