Gibson 21-22 GMC Yukon/Chevrolet Tahoe 5.3L 2/4wd Cat-Back Single Exit Exhuast – Stainless

SKU: 615638 | UPC: 677418033007

Gibson 21-22 GMC Yukon/Chevrolet Tahoe 5.3L 2/4wd Cat-Back Single Exit Exhaust – Stainless

Gibson 615638 cat-back single side exhaust fits 2021-2022 Chevrolet Tahoe and GMC Yukon 5.3L 2WD/4WD models. Improves acceleration hill climbing towing and passing power with dyno-proven maximum torque and horsepower at low-end 1800-3000 RPM. Delivers 10-15 horsepower gains and 15-20 lb-ft torque increase while staying quieter in the cab than other performance exhaust systems.

Key Features

• Power Gains: Dyno tests confirm 10-15 HP and 15-20 lb-ft torque increases focused at low RPM for real-world acceleration towing and passing.
• Cab Comfort: Single side exit design behind rear tire provides aggressive sound outside yet remains quieter inside the vehicle than competitors.
• Construction: Full stainless steel tubing and muffler for durability corrosion resistance and lasting performance.
• Installation: Direct bolt-on system uses factory hangers and mounts no welding or cutting required for professional results.
• Warranty: Backed by Gibson Lifetime Limited Warranty for peace of mind.

Product Notes

• EPA compliant design ensures legal operation.
• Fits both 2WD and 4WD configurations across listed submodels.
• 3-inch mandrel-bent tubing optimizes exhaust flow.

Installation Notes

• Professional installation recommended.
• Bolt-on process takes 1-2 hours using provided hardware and OEM locations.
• Compatible with factory catalytic converters and hangers no modifications needed.

This Part Fits

Year	Make	Model	Submodel
2021-2022	Chevrolet	Tahoe	LS
2021-2022	Chevrolet	Tahoe	LT
2021-2022	Chevrolet	Tahoe	PPV
2021-2022	Chevrolet	Tahoe	Premier
2021-2022	Chevrolet	Tahoe	RST
2021-2022	Chevrolet	Tahoe	SSV
2021-2022	Chevrolet	Tahoe	Z71
2021-2022	GMC	Yukon	AT4
2021-2022	GMC	Yukon	SLE
2021-2022	GMC	Yukon	SLT

Why Choose Gibson?

• 30+ years crafting dyno-tested exhaust systems for trucks and SUVs.
• Stainless steel builds deliver low-end torque where it counts for daily driving.
• Engineered in the USA for exact fitment and bolt-on simplicity.

Frequently Asked Questions

• Q: Will this fit my 2022 Chevrolet Tahoe RST 4WD with 5.3L?
  A: Yes it fits all listed 2021-2022 Tahoe submodels including RST on 5.3L 2WD/4WD exactly as OEM replacement from cats back.
• Q: What material is used in the exhaust?
  A: Premium stainless steel tubing muffler and tips resist rust and maintain performance over time.
• Q: What does the lifetime warranty cover?
  A: Covers manufacturing defects for as long as you own the vehicle when installed properly.

Shipping & Handling

• Method: UPS Ground oversize
• Availability: In stock – ships same or next business day
• Packaging: Single oversized box 57 x 13 x 13 inches
• Weight: 58 lbs