Cat-Back System

EXCEPT ZR2 & AT4X models. Factory Split Rear Exit Vehicles ONLY. Add Adapter 60706 for Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles. This BORLA® system has a valve simulator to prevent the Check Engine Light from coming on. The 3.5" diameter into dual 2.75" system features BORLA®'s aggressive ATAK® muffler and 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 with no drone inside the vehicle. Replace the Polyphonic Harmonizer behind the muffler in this ATAK® system with muffler 60679 to attain the S-Type sound level (quieter than ATAK®). Tips NOT Included, reuse factory tips. Systems that include tips are also available. BORLA® Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology 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 T-304 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 & 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® Best of all, BORLA® stands behind every system with a Million-Mile Warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.

Additional Information

Touring Cat-Back '24-'26 Silv./ Sier. 1500 (EXC. ZR2&AT4X) 6.2L V8 AT 2&4WD EC Std. Bed (6' 7") 147.4"/ CC Short Bed (5' 10") 147.4". Factory Rear Exit. Tips NOT Incl. Add 60706 For CC Std. Bed (6' 7") 157". BORLA Has Valve Sim.

Application Summary

Factory Split Rear Exit Vehicles ONLY. Tips NOT Included, Reuse Factory Tips. Add Adapter 60706 For Crew Cab With Standard Bed (6' 7") 157" Wheelbase Vehicles. BORLA® System Has A Valve Simulator.

Part Type

Exhaust System Kit

Product Overview

This BORLA system has a valve simulator to prevent the Check Engine Light from coming on. The 3.5" into dual 2.75" system features BORLA 's aggressive ATAK muffler and 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 with no drone inside the vehicle. Replace the Polyphonic Harmonizer behind the muffler in this ATAK system with muffler 60679 to attain the S-Type sound level (quieter than ATAK ). Tips NOT Included, reuse factory tips. Systems that include tips are also available. BORLA Cat-Back & Axle-Back exhaust systems feature patented straight-through and multi-core technology 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 T-304 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 & 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 Best of all, BORLA stands behind every system 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.

• Add Adapter 60706 for Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles
• Borla(r) system has a Valve Simulator
• EXCEPT ZR2 & AT4X models
• Fits Factory Split Rear Exit Vehicles ONLY
• Tips NOT included, reuse factory tips. Borla(r) systems that include tips are also available.

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

Reference Information

Exhaust System, Touring, Cat-Back, Single In/Dual Out, 304 Stainless Steel, Natural, Split Rear Exit, Chevy, GMC, Kit

Borla realizes that every driver has their own preference for the volume and character of their exhaust sound. So, if you're not happy with your factory exhaust's sound and performance, upgrade to Borla Touring exhaust systems. Made from the finest austenitic stainless steel for durability, these Touring (and rear axle-backs) deliver more of everything! They offer increased exhaust velocity for added power and driving excitement, along with that distinctive Borla Sound of Power that's respected by motoring enthusiasts everywhere. More than a hundred configurations are available—find the model designed for your vehicle.