That should be the cross member bushing, it's about 3-4 inches in diameter. Do you remember the part number from Energy Suspension?
90 Talon TSI AWD - 14B ported Turbo/2g ported manifold/2g ported O2/3" Full exhaust,Magnaflow Cat and Muffler/2.5" UICP with GM MAF+MAFT/Greddy Type-S BOV/SPEC Stage II Clutch/MBC
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