Skip to product information
1 of 6

MBRP

MBRP 15.5-16 GM Duramax 6.6L 3in Down Pipe Kit

Regular price
$294.99
Regular price
$364.40
Sale price
$294.99
Shipping calculated at checkout.

In Stock: 20

Orders by 1pm PST ship same business day

Free Shipping w/3-4 Day Delivery

Authorized Dealer

Fitment Guarantee

30-Day Hassle Free Returns


Product Specification:

SKU:MBRPGM8428

MPN: GM8428

UPC: 882963123381

Weight: 9.9 lb

Inventory: 20

Type: Downpipes



Replace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.
Installation Instructions
Installation Instructions
Warranty


This Part Fits:

Year Make Model Submodel
2015-2017 Chevrolet Silverado 2500 HD High Country
2015-2017 Chevrolet Silverado 2500 HD LT
2015-2017 Chevrolet Silverado 2500 HD LTZ
2015-2017 Chevrolet Silverado 2500 HD WT
2015-2017 Chevrolet Silverado 3500 HD High Country
2015-2017 Chevrolet Silverado 3500 HD LT
2015-2017 Chevrolet Silverado 3500 HD LTZ
2015-2017 Chevrolet Silverado 3500 HD WT
2015-2017 GMC Sierra 2500 HD Base
2015-2017 GMC Sierra 2500 HD Denali
2015-2017 GMC Sierra 2500 HD SLE
2015-2017 GMC Sierra 2500 HD SLT
2015-2017 GMC Sierra 3500 HD Base
2015-2017 GMC Sierra 3500 HD Denali
2015-2017 GMC Sierra 3500 HD SLE
2015-2017 GMC Sierra 3500 HD SLT
Photo - Primary
Photo - Primary
User 1
Logo Image
Logo Image