SKU: 66390735608

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

$582.75 $647.50
Save 10%
No.2 Bestseller on fr >

Pay in installments of $161.88 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jun 14 - Jun 19

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

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

Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Extreme Exhaust
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 66390735608

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.7 ★★★★★
Based on 419 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
D
Verified Purchase
Dawn Blomenkamp
Lexington, US
★★★★★ 5
Lawnmower sparkplug
Worked great, easy to install, fast replacement. And 2 for the price of one.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 8, 2026
A
Verified Purchase
Amazon Customer
Charlottesville, US
★★★★★ 5
Perfect replacement part
Perfect replacement
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026
K
Verified Purchase
Karen C
San Leandro, US
★★★★★ 5
Quality Champion Brand plugs
Repeat customer. Quality Champion product worth the extra $
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026
J
Verified Purchase
Jeff
Alexandria, US
★★★★★ 5
Original OEM equipment
They seem to be the copper plug required for this engine. Runs great and as it should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
E
Verified Purchase
Earl Johnson
Boise, US
★★★★★ 5
Genuine Champion Spark plugs
Genuine Champion Spark plugs at a great price!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 7, 2025

recommand products

Unbroken: The inspirational memoir from the double-world champion and Olympic silver medallist
Unbroken: The inspirational memoir from the double-world champion and Olympic silver medallist
182.00
 90 Cents Stamp Magnet
90 Cents Stamp Magnet
40.00
 Backyard Wonder Fat Stack - Fat Quarter Bundle
Backyard Wonder Fat Stack - Fat Quarter Bundle
65.79
 Hush Hush 5 Prairie Grain Cotton 43
Hush Hush 5 Prairie Grain Cotton 43"/44" Fabric Per Yard
12.59
 Golden Hour Natural Scattered Leaves Cotton 44”/45” Fabric Per Yard
Golden Hour Natural Scattered Leaves Cotton 44”/45” Fabric Per Yard
11.89