Borla
Borla 140797 2014-2018 Silv/Sierra C/B Exh ATAK 1500 5.3L V8 AT/MT 2&4WD Ext Cab(78.7) Crew Cab(69.3) 143.5 WB - #140797
Borla 140797 2014-2018 Silv/Sierra C/B Exh ATAK 1500 5.3L V8 AT/MT 2&4WD Ext Cab(78.7) Crew Cab(69.3) 143.5 WB - #140797
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Borla 140797 14-18 Silv/Sierra C/B Exh ATAK 1500 5.3L V8 AT/MT 2&4WD Ext Cab(78.7) Crew Cab(69.3) 143.5 WB
This 2.75” diameter into dual 2.25” BORLA® Cat-Back™ system is tuned for sound and performance specifically for the 5.3L engine in the Silverado and Sierra 1500. For the vehicle owner who is looking for an aggressive and head-turning sound, we recommend our ATAK® sound level. It provides a drastic difference in tone and overall volume from the much quieter stock exhaust system while maintaining a drone-free driving experience inside the vehicle. This system has a dual side exit with single 4" round rolled edge tips in a bright chrome finish on T-304 stainless steel on each tail pipe. The system features easy bolt-on installation.
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, high-quality 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.
You can count on BORLA® to provide durability, performance, sound, and a Million Mile Warranty.
Fitment
- 2014-2018 Chevrolet Silverado 1500 (V8)
- 2019 Chevrolet Silverado 1500 LD (V8)
- 2014-2018 GMC Sierra 1500 (V8)
- 2019 GMC Sierra 1500 Limited (V8)
- Manufacturer Part Number: 140797
Image is for reference only; actual product may vary by application.
CALIFORNIA PROPOSITION 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.
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Manufacturer's Warranty — Borla
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Manufacturer's Warranty — Borla
Borla warrants its products to the original purchaser, for the vehicle on which they were first installed, against defects in materials and workmanship with its Million-Mile Warranty (one million miles, or 1.6 million kilometers in Canada). Black coatings, tip finishes, carbon fiber and moving parts, including valves and actuators, are covered for one year, and EV products are covered for 2 years from purchase. The warranty applies to Borla street-legal products only: XR-1 Raceline and marine products, racing products and street products used for racing are not covered, and sound level is not a warranty issue. Also excluded are appearance blemishes from weather, road hazards, lack of maintenance or extreme heat or cold; damage from accident, abuse, misuse or modification; welding to a universal muffler’s shell or end caps (attach only at the inlet and outlet nipples); and removal or reinstallation costs. Coverage is limited to repair or replacement at Borla’s option after Borla inspects the returned part. Products sold outside the USA and Canada carry a 3-year limited warranty. For Borla parts bought from PitStopTuning, start your claim with us.
Warranty terms are set by the manufacturer and may change. Contact us if you need help with a warranty claim.

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