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Gibson

Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Extreme Exhaust

SKU: GIB65714

Exhaust Systems

GIB Cat-Back - Dual Extreme...

Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Extreme Exhaust
Gibson

Gibson

Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Extreme Exhaust

SKU: GIB65714

Exhaust Systems

GIB Cat-Back - Dual Extreme...

A$2,135.21
Last Available from MFR. LAST ONE AVAILABLE from the manufacturer's distribution centre. Once sold, this item may not be immediately available again. The dispatch timeframe shown is an estimate based on historical orders for this part and is dependent on the manufacturer releasing the final available unit.
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Description

For the extremist who wants to take their SUV to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone outside and a calming note inside. You will gain bold street looks with powerful dyno tuned and tested street performance gains. You can expect to experience gains on average of 15-20 horsepower. Gibson muffler provides a mean performance sound and complemented with polished Stainless Tips. Easy bolt-on installation. No welding required. Backed by a Lifetime Limited Warranty. If you want Extreme, this system is it.

Part Type

Exhaust System Kit

Data: v4.2 - Upd: 2026-10-13 16:43:17

Features

  • 100% Made In The U.S.A.
  • Baffled/Chambered Muffler; No Internal Packing
  • Incl. All Hardware/Factory Style Hangers
  • Lifetime Limited Warranty
  • Minimal Interior Drone - Aggressive Sound
  • Polished Stainless Steel Dual Wall Slash-Cut Weld On Tips
  • Stainless Steel Mandrel Bent Tubing
  • Stainless Superflow™ Muffler

Specifications

Product Attributes - Brand
Gibson Performance Exhaust
Product Attributes - Manufacturer's Part Number
65714
Product Attributes - Part Type
Exhaust Systems
Product Attributes - Product Line
Gibson Dual Extreme Exhaust Systems
Product Attributes - UPC
677418033465
Product Attributes - System Material
409 stainless steel
Product Attributes - System Style
Cat-back
Product Attributes - Exhaust Type
Single in/Dual out
Product Attributes - Exit Location
Split side
Product Attributes - System Finish
Natural
Product Attributes - Catalytic Converter(s) Included
No
Product Attributes - Intermediate Pipe Diameter (in.)
3.50 in.
Product Attributes - Muffler Included
Yes
Product Attributes - Muffler Quantity
One
Product Attributes - Muffler Configuration
Single inlet/Dual outlet
Product Attributes - Muffler Style
Baffled and chambered
Product Attributes - Muffler Material
409 stainless steel
Product Attributes - Muffler Finish
Natural
Product Attributes - Hardware Included
Yes
Product Attributes - Tailpipe Diameter (in.)
2.50 in.
Product Attributes - Tip Included
Yes
Product Attributes - Tip Outlet Size (in.)
4.00
Product Attributes - Tip Quantity
2
Product Attributes - Tip Shape
Round
Product Attributes - Tip Cut
Slant
Product Attributes - Tip Edge Style
Rolled edge
Product Attributes - Tip Material
304 stainless steel
Product Attributes - Tip Color
Polished
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Special Attention
It is illegal to install parts or components that bypass, defeat, or render inoperative the manufacturers’ technology and design necessary to reduce vehicle emissions to meet state and federal Clean Air Act standards.

Reference Information

Brand Name/s Gibson
StreetFX SKU gib65714
SFX Item ID 4084428
Supplier Item Code 4084428
Manufacturer SKU 65714
Manufacturer UPC 677418033465
Alternative References 6.6L

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