New Per4Mance Billet Brace for 2015 and newer Chargers/Challengers/300 RWD**IN ORDER NOTES, PLEASE SPECIFY MODEL AND YEAR OF VEHICLE ALONG WITH BRACE COLOR (BLACK OR RED)** The PBB brace borrows some of the key design features of the DIRS. It attaches to the differential using the two main case bolts and two secondary case bolts, it uses 10mm bolts to attach to the rear crossmember and also include two rubber isolators (upper and lower not shown). Access to the fill and drain plugs remain in tact. Features: American made