2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Guaranteed 12/24 Delivery Still Available see item page for details! available on most items - Details
Talk to a Sierra 1500 Sales Tech
1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Find Mufflers for your Sierra 1500
Flowmaster Super 50 Series Center/Center Oval Muffler; 3-Inch Inlet/3-Inch Outlet (Universal; Some Adaptation May Be Required)Find parts that fit my vehicle
Item S503495
Sierra 1500 Sales Techs:
Connect Now
M-F 8:30A-11P, Sat-Sun 8:30A-9P
$167.36
7 Reviews
On Sale
-10% $167.36 each Was $185.95
Ship to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
Choose options to add to cart.
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Super 50 Series Center Muffler
- Added Engine Horsepower
- Premium Steel Construction
- Delta Flow Technology
- Limited Lifetime Warranty
- Universal Fitment; Modifications Will Be Required
| Brand | Flowmaster |
| Muffler Inlet Size | 3.00 Inch |
Description
More Powertrain Torque. The Flowmaster Super 50 Series Center/Center Oval Muffler - 3.0 in. gives you even more power from your engine as this muffler increases horsepower and torque. It allows your powertrain to run more efficiently and reduces your fuel consumption as you drive.
Heavy-Duty 16-Gauge Steel. Using a premium construction, this muffler is made of 16-gauge aluminized steel. Its MIG-welded for added durability and provides that big engine sound you have been searching for without being too aggressive.
Optimum Exhaust Flow. The design of the Flowmaster Series 50 muffler includes Delta Flow Technology. This allows more exhaust gas to flow through the muffler because it incorporates a large three-chamber assembly for added engine performance.
Modifications Required. This Muffler was designed to be used on mutliple applications, as it is not a direct fit replacement part. In order to install this Muffler properly on your vehicle, some modifications to the exhaust system will be required.
Limited Lifetime Warranty. This muffler is backed by a limited lifetime warranty. It does features some exclusions. See manufacturer for full details.
Application. The Flowmaster Super 50 Series Center/Center Oval Muffler - 3.0 in. can be equipped on all 1999-2025 GMC Sierra 1500 models.
Shop All Truck Parts And Accessories
Shop All Truck Exhaust
Shop All Truck Mufflers
Flowmaster 53055
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Muffler
4.9
Customer Reviews (7)
Reviews of Flowmaster Exhaust products have an average rating of 4.7 out of 5
Questions & Answers
No questions about this product yet.
Ask the First Question
