Parts such as the Exhaust: Muffler Assy 1, Exhaust Pipe Assy 2, Bolt (11t), Nut (22u) are included in the Gts1000a 1994 4fe4 Spain 244fe-352s1 Exhaust parts fiche.
With eight applications this Nut (22u) is the most specified part.
Check out any of the twenty-four Exhaust components enlisted.