Free Shipping On Orders Over $75. Details

Talk to a Sierra Expert
1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $5,000 For Your Sierra Enter daily!

Flowmaster Original 40 Series Offset/Offset Oval Muffler - 3.0 in. (Universal Fitment)

AmericanTrucks no longer carries the Flowmaster Original 40 Series Offset/Offset Oval Muffler - 3.0 in. (Universal Fitment). Please check out 2014-2018 Sierra 1500 Exhaust for an updated selection.
This item currently can not be added to your cart. Please try again later.

Features & Details

  • Oval Muffler
  • Stainless Steel with Black Finish
  • MIG Welded for Strength
  • Great for Street and Off-Road Use
  • Aggressive Exterior Tone
  • Satisfying Interior Resonance
  • Original 2-Chamber Design
  • Inlet/Outlet Diameter: 3.0"
  • Lifetime Limited Warranty
  • Universal Fitment; Modifications Will Be Required
Strong Stainless Steel. The Flowmaster Original 40 Series Offset/Offset Oval Muffler - 3.0 in. is the perfect choice for those who want a performance boost without breaking the bank. This muffler is constructed from 409S stainless steel and has been fully MIG welded for added strength. The satin black top coat will add some simple and subtle styling to your truck's rear end. Whether you take your car on the street, strip, or dirt roads, this muffler can handle it all.

Designed for Sound. The Original 40 Series muffler is manufactured using a 2-chamber design that incorporates Flowmaster's patented Delta technology. The result is better horsepower, improved performance, and noticeable interior resonance. On the outside, your truck will have a meaty tone that you can actually feel and hear with every push of the gas pedal.

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.

Lifetime Limited Warranty. Flowmaster backs its stainless steel mufflers with a Lifetime Limited Warranty. See the Flowmaster website for complete details and possible exclusions.

Application. The Flowmaster Original 40 Series Offset/Offset Oval Muffler - 3.0 in. will fit all 2007-2019 GMC Sierra 1500 models.

Fitment: 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Details

MPN# 8043043

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

What's in the Box
  • (1) Muffler
Installation Info

You Might Also Like

Customer Photos

Q & A

No questions about this product yet.

Ask the First Question

Reviews