They might be adjustable? On my Roush's I can loosen the clamps and move them around a bit. You could try giving Borla a call and find out. Or someone here can chime in and try seeing how far in they adjust.
... Like I did a few posts before you
2013 BOSS 302 #0838 GHIG, Recaros, Torsen, 3.73s, Borla S-Types, DSS CF Driveshaft, Paxton Novi 2200, Jegs Cat Deletes, MGW Shifter, Airaid CAI, Steeda Sports, GC CC Plates, UPR LCA Relocation Brackets, J&M Adj. PHB
2011 5.0 Premium Kona Blue
Brembos, 3.73s, 6M