WB Extension Pipe

EXCEPT ZR2 & AT4X models. This extension pipe is used to adapt the BORLA® 147.4" Wheelbase Cat-Back™ 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® 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.

Additional Information

Extension Pipe 2019-2026 Chevrolet Silverado 1500/ GMC Sierra 1500 (EXCEPT ZR2 & AT4X) 6.2L V8 Automatic/ Manual Transmission Crew Cab With Standard Bed (6' 7") 157" .

Application Summary

2019-2026 Chevrolet Silverado 1500/ GMC Sierra 1500 (EXCEPT ZR2 & AT4X) 6.2L V8 Automatic/ Manual Transmission Crew Cab With Standard Bed (6' 7") 157" Wheelbase.

Part Type

Exhaust Pipe Adapter

Product Overview

EXCEPT ZR2 & AT4X models. This extension pipe is used to adapt the BORLA 147.4" Wheelbase Cat-Back systems to fit Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles. 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 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.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• 1) 3.5" clamp included
• 3.5" ID inlet, 3.5" OD outlet, 12" long
• Adapts Borla(r) 147.4" Wheelbase systems to Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles
• EXCEPT ZR2 & AT4X models

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Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust Pipe, Mid Pipe, Extension, Stainless, Chevy, GMC, Each

Precision-manufactured using aircraft-quality T-304 stainless steel, Borla mid-pipes are engineered to endure years of heavy use. They'll eliminate the restrictive design of the stock mid-pipe, allowing your engine to discharge exhaust gas more easily. Installing one of these Borla stainless steel mid-pipes results in more horsepower and torque, longer engine life, and a distinctive throaty growl—all achieved with the ease of a bolt-on installation. Choose the style and diameter to match the needs of your specific vehicle.