You can also see a grayish colored area around the leaks. Sometimes very faint but there nontheless. Exhaust tubing around here turns brown right away so that gray coloring stands out. Check rusted areas on muffler, especially around crimps.

91 T, 2.8 A/T, Weld Wheels, 33 A/Ts, 3? Calmini lift & stabilizer, OME leafs & shocks, ARB lockers F&R, 5.38s F&R, Superwinch Hubs, full roof rack, brush guard, One Bad rear bumper, Hella fog/driving lights