Mine cleans up with 1.8s and TNT #9 and only about 48 psi max. I thought that was a little low too.
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03 6 speed, CP3 Mod, Smarty(Beta 4.3) Flux 1.8s TST R 49, Quad X2, GDP kit, Stocker BHT3B twins 40mm external gate, 3inch lift, 315 Mickey MTZ on 17X9 Black KMC Diesel wheels, Pocket flares, Road Armor front bumper