This extension pipe is used to adapt the 147.4" Wheelbase Borla(r) systems to vehicles with Crew Cab with Standard Bed (6' 7") 157" wheelbase. 3" ID inlet 3" OD outlet 12" long. Includes 1) 3" Clamp. Built from premium high-quality austenitic T-304 stainless steel to give you the absolute best in performance and durability. Precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all Borla(r) stands behind every extension pipe with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.Features & Benefits Adapts Borla(r) 147.4" Wheelbase systems to Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicle3" ID inlet 3" OD outlet 12" long1) 3" clamp includedBorla products are constructed using T-304 stainless steel for long life and sharp appearance and feature all welded construction for maximum durability.Borla products are constructed using T-304 stainless steel for long life and sharp appearance and feature all welded construction for maximum durability.Additional Attributes Grade Type:PerformanceMaterial:T-304 Stainless SteelProp 65 (C R or CR):CRProp 65 - Long Label:WARNING: This product in the physical form it is sold does not present a hazard. However operations including but not limited to welding brazing or thermal cutting can expose you to chemicals including Chromium Nickel Cobalt Arsenic Cadmium and Lead which are known to the State Of California to cause cancer birth defects and other reproductive harm. For more information go towww.P65Warnings.ca.govProp 65 - Short Label:WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.govProp 65 Warning Label:Proposition 65 Warning.JPGProp 65 Yes/No:YesTitle:2019-2024 Chevrolet Silverado 1500/ GMC Sierra 1500 Extension Pipe