The marauder will be a nice step up. The trans cooler and Jmod need to be very high on that list. You really need all three if you have hope of the trans surviving. The 94 4r7ow trans is not known for reliability.
96 v8 4.6 explorer, kooks headers, off road x, magnaflow mufflers, cl tb/plenum, lmaf, gt tube, xcal tune, alum shaft, 3800 dirty dog converter, darrin trans, 373 gears, hoosier slicks on fanblades, pbr brakes, Skinnies on front, No PS or AC, Aeromotive EWP, major weight removal (3380 LBS), 12.78 OLD COMBO.