Cat-Back System

Factory Single Side Exit vehicles ONLY. Add Adapter 60708 for Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles. The 3" diameter BORLA Cat-Back system has a side exit (passenger) featuring the classic S-Type sound level with no drone inside the vehicle, and a 4" round bright chrome on T-304 stainless steel tip. A system with a black chrome on T-304 stainless steel tip is also available. BORLA Cat-Back and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium, high-quality T-304 austenitic stainless steel, superior to T-400 to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Give your Silverado or Sierra the power and sound it deserves, bolt on a BORLA. You can count on BORLA to provide durability, performance, sound, and a Million-Mile Warranty.

Additional Information

Touring Cat-Back Exh. Sys. 2019-2026 Chev. Silv. 1500/ GMC Sierra 1500 4.3L V6/ 5.3L V8 Auto. Trans. 2 & 4WD Ext. Cab With Std. Bed (6' 7") 147.4" Wheelbase/ Crew Cab With Short Bed (5' 9") 147.4" Wheelbase. Factory Side Exit Vehicles ONLY

Application Summary

Factory Single Side Exit Vehicles ONLY. Add Adapter 60708 For Crew Cab With Standard Bed (6' 7") 157" Wheelbase Vehicles.

Part Type

Exhaust System Kit

Product Overview

The 140794 Cat-Back(tm) system by BORLA(r) is designed to fit Silverado and Sierra 1500 trucks that are NOT equipped from the factory with split rear exit exhaust. It is a side exit system featuring a 4" bright chrome on T-304 stainless steel tip and the S-Type sound level. A black chrome on T-304 stainless steel tip is also available. Add Adapter 60706 For Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles. Each system is built from premium, high-quality T-304 austenitic stainless steel, superior to T-400 to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. You can count on BORLA(r) to provide durability, performance, sound, and a Million-Mile Warranty.

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.

• Add Adapter 60708 For Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles
• Fits Factory Side Exit vehicles ONLY

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

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 System, S-Type, Cat-Back, Single, Stainless Steel, Natural, Chrome Tip, Chevrolet, GMC, Kit

Borla S-type cat-back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower and produce a more aggressive sound and higher flow. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere.

Each system is built from premium 300-Series austenitic stainless steel, superior to T-400 Series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow and power, and precision computer-controlled CNC manufacturing ensures an accurate fit. It's just what you'd expect from the world's most experienced (and most winning) exhaust brand.