BORLA 140340 Cat Back Exhaust System SILVERADO / SIERRA 1500 09 4.8L / 5.3L ymm_71 and fuel economy

and fuel economy

Specifications Material 8740 1) Thread Size 7/16˝ 2) UHL 1

and an increase in performance

High quality aircraft grade T-304 austenitic stainless steel construction

BORLA 140340 Cat Back Exhaust System SILVERADO / SIERRA 1500 09 4.8L / 5.3L ymm_71 and fuel economyDescription BORLA 140340 Cat Back Exhaust System SILVERADO SIERRA 1500 09 4. 8L 5. 3L This 2. 75" diameter into dual 2. 25" Cat Back system delivers a mellow Touring sound with no drone inside the vehicle. The system features single 4" round bright chrome on T 304 stainless steel tips on each tail pipe. Borla Cat Back and Axle Back exhaust systems use patented straight through and multi core technology to increase exhaust velocity and add power. Each