4" Downpipe-Back Full Exhaust | GM/Chevy 6.6L Duramax 2001-2016

4” FULL EXHAUST  DETAILS

✅ Best Selling Duramax 4" Full Exhaust

✅ High Quality Aluminized Steel

✅ OEM Style Hangers & Clamps For Easy Installation

✅ Connects from the Down Pipe

✅ Fits All Cab & Box Lengths

✅ Shipping Included In Price

Eliminate the following components 

• Diesel Particulate Filter (DPF)

• Catalytic Converter (CAT)

• This 4" exhaust starts at the Down Pipe & allows the removal of the catalytic converter and DPF filter

COMPATIBILITY

Compatible With 

• 2001-2010 GM/Chevy Sierra/Silverado 2500/3500HD. 

• 2011-2016 GM/Chevy Sierra/Silverado 2500/3500HD. 

MODEL YEARS : 2001,2002,2003,2004,2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 6.6L CHEVY/DURAMAX

2015 MODEL IMPORTANT INFORMATION

To note the difference between the 2015 and 2015.5

Please take a look at your downpipe connection.

V-Band Clamp Connection at down pipe : 2015 EARLY MODEL

3-Bolt Flange Connection at down pipe: 2015.5 LATER MODEL.

FITMENT IMPORTANT NOTE

Please note on the 2007.5-2016 models the front hangers are not used and are supported without the need of the hangers

IMPORTANT INSTALLATION INFORMATION

Not sure how to install this product? No problem.

We have your back.

We send you a step-by-step instruction guide and have a full time support staff to help you with any questions you may have on the installation.

If you run into issues, Open a Support Ticket Here

CAB & CHASSIS INFORMATION

These pipes are designed for PICKUP MODELS.

Cab&Chassis models will require modifications to be made for the pipe to fit.

For more information, please reach out to our sales team

PHONE : (888) 830-2588 Ext 2

EMAIL : SALES@THEDIESELDUDES

SHIPPING AND RETURNS

Shipping

We will process your order within 1 business day.

Standard shipping will take 6-8 business days. Upgrading to Express shipping speed will take 3-4 Business days.

If the pipe is out of stock, we accept back orders, but keep in mind your order may take a few weeks to ship. 

* Note: Alaska, Hawaii and some Canadian locations will be subject to additional freight charges

All exhaust systems and DPF/CAT pipes are final sale and not eligible for a refund or return. However, if you receive a faulty product or the wrong product, we will send you a replacement.