5.3L Cat-Back Single-Exit Exhaust Upgrade System with Polished Tip and Bowtie Logo

5.3L Cat-Back Single-Exit Exhaust Upgrade System with Polished Tip and Bowtie Logo

GM Part #86304440

MSRP$2,295.00*

Give your Tahoe increased horsepower and a more assertive sound with the Chevrolet Performance 5.

  • Upgrades the look and sound of your vehicle’s exhaust system
  • Helps to reduce restrictions in the exhaust system
  • Allows the engine to breathe better

About this product

Give your Tahoe increased horsepower and a more assertive sound with the Chevrolet Performance 5.3L Cat-Back Single-Exit Exhaust Upgrade System. This exhaust system offers an increase of up to 7 horsepower and 4 lb.-ft. of torque, while reducing backpressure by 35% at 300-g/s, based on correlated flow testing. Designed and validated by Chevrolet Performance engineers, this 304 Stainless Steel Cat-Back system is tuned to maximize the performance experience while minimizing drone. This Performance Exhaust Upgrade System includes the rear muffler assembly, Y-Pipe, exhaust clamps and all necessary mounting hardware. It is 50-state emissions legal and will not void the New Vehicle Limited Warranty.

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Upgrades the look and sound of your vehicle’s exhaust system
  • Helps to reduce restrictions in the exhaust system
  • Allows the engine to breathe better
  • Features single highly polished Stainless Steel 4.5-inch diameter tip
  • Includes rear muffler assembly, exhaust clamps, polished exhaust tip and other mounting hardware
  • Exhaust pipes run below the bumper
  • 35% backpressure reduction at 300-g/s, based on correlated flow testing
  • Helps increase power by up to 7 HP and 4 lb.-ft of torque
  • 50-state emissions legal and will not void the vehicle warranty when installed by an authorized GM dealership

Outlet Quantity1
Muffler ShapeOval
Muffler MaterialStainless Steel
Hanger TypeRod
Gasket Or Seal IncludedNo
Heat Shield AttachedNo
Body MaterialStainless Steel
Inlet Quantity1
Inlet Inside Diameter2.6 in / 66 mm
Body Width12.09 in / 307 mm
Programming RequiredNo
Outlet LocationCenter
Inlet TypePipe
Outlet TypeTail Pipe
Body Length27.72 in / 704 mm
Inlet Outside Diameter2.76 in / 70 mm
Body Height8.9 in / 226 mm
FinishNatural
Overall Length101.89 in / 2588 mm
Inlet LocationRight
Grade TypeStandard Replacement

The greater of either the balance of the vehicle's bumper to bumper warranty or 12 months / 12,000 miles

ModelBody StyleTrimYear(s)
Tahoe2025, 2026

Frequently Asked Questions

Upgrading your exhaust system will help enhance the sound, performance and style of your vehicle. It can help to reduce restriction in the exhaust system.

Yes, this exhaust system is legal for use in all 50 states.

No, this exhaust will not void the New Vehicle Limited Warranty.