My Account
My Garage
Shopping Cart
MY GARAGE Select Vehicle
MY GARAGE

Gibson Exhaust 616517 Cat-Back Single Exhaust System Stainless Steel

(2020-2021, 2023-2026 Chevrolet Silverado 2500 HD; 2020-2021, 2023-2026 Chevrolet Silverado 3500 HD; 2020-2026 GMC Sierra 2500 HD; 2020-2021 + 1 more model)

Manufacturer

Part Number

616517
Sale Price

$747.31

1 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Gibson Exhaust 616517 Cat-Back Single Exhaust System delivers exceptional performance gains for trucks and SUVs requiring improved acceleration, towing capacity, and passing power. This stainless steel exhaust system features a single side exit configuration that routes behind the rear tire, providing a clean, professional appearance while maintaining a quieter cabin environment compared to other performance exhaust options.

Performance Benefits:

  • Dyno-proven torque and horsepower gains at low-end RPM range (1800-3000 RPM)
  • Average horsepower increase of 10-15 HP
  • Average torque increase of 15-20 lb-ft
  • Optimized for towing, hill climbing, and acceleration
  • Reduced interior cabin drone for comfortable daily driving

Construction and Design:

  • Baffled and chambered muffler design with no internal packing
  • 8-inch oval muffler body measuring 24 inches in length
  • 3.5-inch offset inlet and outlet configuration
  • 5-inch polished T304 stainless steel rolled slash-cut tip (clamp-on style)
  • Exhaust tip measures 12 inches long with 3.5-inch inlet and 5-inch outlet
  • Mild, aggressive sound level without excessive noise

Installation:

  • Complete bolt-on installation with no welding required
  • All necessary hardware included for hassle-free installation
  • Professional-quality fit and finish

This Gibson cat-back exhaust system is constructed from durable stainless steel for long-lasting corrosion resistance and is backed by a Lifetime Limited Warranty, ensuring years of reliable performance enhancement.

Products specifications

Fits

2020-2021, 2023-2026 Chevrolet Silverado 2500 HD; 2020-2021, 2023-2026 Chevrolet Silverado 3500 HD; 2020-2026 GMC Sierra 2500 HD; 2020-2021, 2023-2026 GMC Sierra 3500 HD

Exhaust Type

Cat-Back

Material

Stainless

Muffler Body Length

8.000 in.

Exit Position

Behind Rear Tire

Tubing Diameter

3.500 in.

Tail Pipe Diameter

3.500 in.

Inlet Inside Diameter

3.500 in.

Tip Diameter

5.000 in.

Prop 65

Yes

Great place to purchase

Great prices and fast shipping

Very quick and easy

QUICK AND EASY SO FAR WAITING FOR MY PIECE TO COME IN

so far so good. hope they are in stock as stated.

Good so far,waiting for my order to get here so I can check the quality of parts.

Good so far

Easy purchase.

I ordered the wrong part so I have to return them

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy