STEED SPEED 2nd GEN CUMMINS STRAIGHT FLANGE MANIFOLDS - 12v & 24v - 5.9L / 6.7L$1,550.00 Inc GSTStraight Turbo Flange6BT 12v T3, 6BT 24v T3, 6BT 12v T4, 6BT 24v T4