Banks Power 13-14 Chevy 5.3L ECRB-CCRB FFV Monster Exh Sys - SS Single Side-Exit Exh w/ Black TipCut back pressure up to 94 Percent and improve 0 60 mph acceleration times by 1 3 of a second (4. 5 Percent quicker). More than doubles flow. 3 inch mandrel bent cat back with 4. 4 x 5. 25 inch Chrome or Cerakote Black tip Single Exhaust, Side Exit. 3 inch stainless constant diameter direct fit cat back exhaust cuts backpressure up to 94 percent and improves 0 60 mph acceleration times by 4. 5 percent. Banks 3 inch constant diameter Monster exhaust