1-800-419-1152

Contact

Andy's Parts Smarts

Cart

Hello, Sign In!

Home

Exhaust

Mufflers

GMC Mufflers

Sierra Parts

Sierra Mufflers

GMC Sierra Mufflers

Select Your Vehicle

Shop GMC Sierra Mufflers by Year

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

1 - 8 of 8

Sort by:

All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal) Gibson Superflow Oval CFT Mufflers - 4

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Center Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55111S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $332.56

$289.33

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Dual Inlet/Dual Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55105S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $359.61

$312.86

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Offset Inlet; 2.25" Offset Outlet; Shell Length: 13"; Body Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55121S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $326.56

$284.11

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Dual Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55184S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $386.17

$335.97

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Offset Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55131S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $361.70

$314.68

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Offset Outlet; Shell Length: 18"; Total Length: 24" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55161S

Length: 24"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $304.20

$264.65

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Offset Inlet; 2.25" Offset Outlet; Shell Length: 18"; Total Length: 24" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55171S

Length: 24"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $334.75

$291.23

Free Shipping!

All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal) Gibson Superflow SFT Mufflers - 6

Gibson Superflow SFT Mufflers - 6" Round Body; 2.25" Offset Inlet; 2.25" Offset Outlet; Overall Length: 24' (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 788700S

Length: 24"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Finish: Stainless Steel

Retail: $317.05

$275.83

Free Shipping!

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Not able to find what you are looking for?

5" CatBack Exhaust Muffler Kit 01-05 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

All-Welded-Stainless Muffler for 2011-2017 Chevy Silverado 2500 HD, GMC Sierra

5" Cat Back Exhaust Muffler Kit 06-07 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

OPEN BOX 5"CatBack Exhaust Muffler Kit FOR 01-05 GMC Sierra 2500 Duramax 6.6L V8

Stainless CatBack Exhaust Muffler System 03-07 Chevy/GMC Silverado Sierra 1500

99-08 Chevrolet Silverado GMC Sierra Truck Dual Exhaust Kit Flowmaster 44 Rolled

Click here to view more GMC Sierra Performance Mufflers on eBay

You Have Selected

Brand: Gibson
[ Remove ]
Outlet Diameter: 2.25[inch]
[ Remove ]
Reset All Filters

Filter Your Results

Category

Mufflers(8)

Brand

Gibson(8)

Finish

Stainless Steel (8)

Inlet Diameter

2.25" (8)

Length

19" (5)
24" (3)

Outlet Diameter

2.25" (8)

Style

Oval (7)

Price

$300-$500(8)

Popular Categories

Sierra Parts
Sierra Catalytic Converters
Sierra Mufflers
Sierra Muffler Tips
Sierra Crossover Pipes
Sierra Exhaust Systems
Sierra Rims
Sierra Headlights
Sierra Tail Lights
Sierra Body Kits
Sierra Headers
Sierra Hoods
Sierra Struts and Shocks
Sierra Racing Seats
Sierra Carbon Fiber Hoods
Performance Sitemap

Home

Exhaust

Mufflers

GMC Mufflers

Sierra Parts

Sierra Mufflers

GMC Sierra Mufflers

Choose Your Vehicle:

Shop GMC Sierra Mufflers by Year

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

1 - 8 of 8

Sort by:

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Center Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55111S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $332.56

$289.33

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Dual Inlet/Dual Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55105S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $359.61

$312.86

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Offset Inlet; 2.25" Offset Outlet; Shell Length: 13"; Body Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55121S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $326.56

$284.11

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Dual Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55184S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $386.17

$335.97

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Offset Outlet; Shell Length: 13"; Total Length: 19" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55131S

Length: 19"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $361.70

$314.68

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Center Inlet; 2.25" Offset Outlet; Shell Length: 18"; Total Length: 24" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55161S

Length: 24"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $304.20

$264.65

Free Shipping!

Gibson Superflow Oval CFT Mufflers - 4"x9" Body; 2.25" Offset Inlet; 2.25" Offset Outlet; Shell Length: 18"; Total Length: 24" (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55171S

Length: 24"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Style: Oval

Finish: Stainless Steel

Retail: $334.75

$291.23

Free Shipping!

Gibson Superflow SFT Mufflers - 6" Round Body; 2.25" Offset Inlet; 2.25" Offset Outlet; Overall Length: 24' (Stainless Steel)

Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 788700S

Length: 24"

Inlet Diameter: 2.25"

Outlet Diameter: 2.25"

Finish: Stainless Steel

Retail: $317.05

$275.83

Free Shipping!

Not able to find what you are looking for?

5" CatBack Exhaust Muffler Kit 01-05 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

All-Welded-Stainless Muffler for 2011-2017 Chevy Silverado 2500 HD, GMC Sierra

5" Cat Back Exhaust Muffler Kit 06-07 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

OPEN BOX 5"CatBack Exhaust Muffler Kit FOR 01-05 GMC Sierra 2500 Duramax 6.6L V8

Stainless CatBack Exhaust Muffler System 03-07 Chevy/GMC Silverado Sierra 1500

99-08 Chevrolet Silverado GMC Sierra Truck Dual Exhaust Kit Flowmaster 44 Rolled

Click here to view more GMC Sierra Performance Mufflers on eBay

Popular Categories

Customer Support

About Us

30-Day Price Protection

Jobs

Andy's Parts Smarts

Andy's Auto Sport TV

Customer Rides

The Andy's Dictionary

Sales Programs

Newsletter