This extension pipe is used to adapt the Borla(r) 147.4″ Wheelbase Cat-Back(tm) systems to fit Crew Cab with Standard Bed (6′ 7″) 157″ Wheelbase vehicles. The extension pipe dimensions are 3.5″ ID inlet, 3.5″ 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.
Wheelbase Extension Pipe 2019-2025 Chevrolet Silverado 1500/ GMC Sierra 1500 (EXCEPT ZR2 & AT4X) 6.2L V8 Automatic/ Manual Transmission Crew Cab With Standard Bed (6′ 7″) 157″ Wheelbase.
2019-2025 Chevrolet Silverado 1500/ GMC Sierra 1500 Extension Pipe
Fitment:
Chevrolet Silverado 1500 Custom Trail Boss 2020 to 2021
Chevrolet Silverado 1500 High Country 2019 to 2024
Chevrolet Silverado 1500 LT Trail Boss 2020 to 2024
Chevrolet Silverado 1500 LTZ 2019 to 2024
Chevrolet Silverado 1500 RST 2020 to 2023
Chevrolet Silverado 1500 ZR2 2022 to 2023
Chevrolet Silverado 1500 LTD Custom Trail Boss 2022
Chevrolet Silverado 1500 LTD High Country 2022
Chevrolet Silverado 1500 LTD LT Trail Boss 2022
Chevrolet Silverado 1500 LTD LTZ 2022
Chevrolet Silverado 1500 LTD RST 2022
GMC Sierra 1500 AT4 2024
GMC Sierra 1500 Denali 2019 to 2024
GMC Sierra 1500 SLT 2019 to 2024
GMC Sierra 1500 Limited Denali 2022









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