Borla 140776Bc Cat-Back ’19-’23 Chev. Silv. 1500/Gmc Sier. 1500 Exc. Zr2/At4X) 6.2L At 2& 4Wd Ext. Cab 6′ 7′ Bed/Crew Cab 5′ 9′ Bed. O.E. Split Rear Exit. Adapter 60706 For Crew Cab (6′ 7′) Bed.

System Features Borla’S Polyphonic Harmonizer Technology Which Utilizes Patented Units That Contain Pipes Of Different Diameters And Lengths To Create Multiple Exhaust Notes That Harmonize To Deliver A Clean, Rich, Full-Bodied Sound To The Borla Mufflers. The Mufflers Then Enhance This Sound To The Character And Volume Appropriate For Our Touring, S-Type And Atak Systems. System Also Features A Black Chrome Finish On T-304 Stainless Steel Tips. Using Borla Stainless Steel Polish P# 21461 Is Not Recommended With These Black Chrome Tips. We Suggest Cleaning The Tips With Hot Water And A Microfiber Cloth.