I have three Ultimate prepped convertors, two 8 inch 904 T/A convertors redone by Lenny and he redid the stock lockup convertor for the 518 in my D150 and I lowered my 60ft by a tenth


68 Dart 410 / 904
92 D150 original owner
21 Ram 1500 Quad Cab, Big Horn , Hemi ,4x4
23 Audi Q5
16 Honda HRV