My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Gibson Exhaust 615531 Cat-Back Single Exhaust System Stainless Steel

(2000-2006 Chevrolet Suburban 2500; 2002-2006 Chevrolet Avalanche 2500; 2000-2006 GMC Yukon XL 2500)

Part of: Gibson Performance Single Side Cat-Back Exhaust System

Other options in this family: Gibson Exhaust 619995 Gibson Exhaust 319675 Gibson Exhaust 315536 Gibson Exhaust 618815B Gibson Exhaust 315599

Manufacturer

Picture for manufacturer Gibson Exhaust

Part Number

615531
5 reviews
Sale Price

$874.22

Estimated ship date Monday, November 16

Check out with

ApplePay
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 615531 Cat-Back Single Exhaust System delivers exceptional performance gains for truck and SUV owners seeking improved acceleration, towing capacity, and passing power. This stainless steel exhaust system is engineered to maximize low-end torque and horsepower where you need it most.

Performance Benefits:

  • Dyno-tested performance gains: average 10-15 horsepower and 15-20 lb-ft of torque increase
  • Optimized for low-end power delivery (1800-3000 RPM range)
  • Enhanced acceleration, hill climbing, and towing capability
  • Single side exit design behind rear tire for clean appearance
  • Quieter cabin experience compared to other performance exhaust systems

Muffler Specifications:

  • Baffled and chambered muffler design with no internal packing
  • 8-inch round body construction
  • 2.75-inch dual inlet and 3-inch offset outlet
  • 24-inch length
  • Aggressive exhaust note with minimal interior drone

Exhaust Tip Details:

  • 3.5-inch polished T304 stainless steel round slash-cut tip
  • Clamp-on installation for easy replacement
  • 3-inch inlet, 3.5-inch outlet, 12-inch length

This cat-back system features bolt-on installation with no welding required, allowing for professional-looking results without specialized equipment. Constructed from durable stainless steel materials and backed by Gibson's Lifetime Limited Warranty.

Products specifications

Fits

2000-2006 Chevrolet Suburban 2500; 2002-2006 Chevrolet Avalanche 2500; 2000-2006 GMC Yukon XL 2500

Tubing Diameter

3-in. Stainless mandrel bent tubing.

Muffler Dimension

8 in. Round Body; 2.75 in. Dual Inlet; 3 in. Offset Outlet; L-24 in.

Muffler Description

Baffled and Chambered Muffler Design, No internal Packing, Minimal Interior Drone, Aggressive Sound

Material

Stainless

Tip Specifications

Inlet 3in.; Outlet 3.5in.; L-12in.

Prop 65

Yes

Tip Description

3.5in. Polished T304 Stainless. Round Slash-Cut Tip. Clamp on.

Exit Position

Exits Behind Rear Tire.

Outlet

Single

Category

Truck and SUV

Exit Position

Behind Rear Tire

Muffler Body Length

24.000 in.

Tubing Diameter

3.000 in.

Tail Pipe Diameter

3.000 in.

Exhaust Type

Cat-Back

Inlet Inside Diameter

2.750 in.

Material

Stainless Steel

Tip Diameter

3.500 in.

They had an item that was somewhat hard to find at a reasonable price. Glad I found them.

The best prices and fast shipping!

Happy with interface, we'll see if it arrives and is what I ordered.

great service, even better price! Would recommend Autoplicity to anyone.

Easy website to shop on. Good phone support. Package will be arriving in a timely manner. All in all seems like a good company.

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