Experience performance and durability with the enhanced Duramax exhaust manifolds, specifically designed for the 2001-2016 6.6L Duramax engines. The BD upgraded manifolds not only remove the flow restriction found on the 2001-2006 model driver's side manifold, but they also increase overall flow on both manifolds by 5%! Crafted with precision, the BD manifolds feature robust, 65% thicker designed castings constructed from high-silicon ductile iron to combat warping and cracking. Designed to be a one-stop drop-in kit, including all fasteners and gaskets needed to make installation quick.
Cast iron construction with 65% thicker walls for increased toughness and resistance to cracking
Predrilled pyrometer port on driver's side manifold for easy sensor install
Sold as a complete kit with gaskets and fasteners for easy install
Efficiently transfer exhaust gases to the turbocharger
High Temperature Paint For Corrosion Protection
Predrilled Pyrometer Port On Driver Side
5 Percent Increase In Flow
Cast Iron Construction
This Part Fits:
Year
Make
Model
Submodel
2006-2016
Chevrolet
Express 2500
Base
2006
Chevrolet
Express 2500
LS
2006
Chevrolet
Express 2500
LT
2006-2016
Chevrolet
Express 3500
Base
2011-2016
Chevrolet
Express 3500
LS
2011-2016
Chevrolet
Express 3500
LT
2001-2005
Chevrolet
Silverado 2500 HD
Base
2015-2016
Chevrolet
Silverado 2500 HD
High Country
2001-2006
Chevrolet
Silverado 2500 HD
LS
2001-2016
Chevrolet
Silverado 2500 HD
LT
2007-2016
Chevrolet
Silverado 2500 HD
LTZ
2004-2016
Chevrolet
Silverado 2500 HD
WT
2001-2005
Chevrolet
Silverado 3500
Base
2001-2006
Chevrolet
Silverado 3500
LS
2001-2006
Chevrolet
Silverado 3500
LT
2004,2006
Chevrolet
Silverado 3500
WT
2007
Chevrolet
Silverado 3500 Classic
LS
2007
Chevrolet
Silverado 3500 Classic
LT
2007
Chevrolet
Silverado 3500 Classic
WT
2015-2016
Chevrolet
Silverado 3500 HD
High Country
2007-2016
Chevrolet
Silverado 3500 HD
LT
2007-2016
Chevrolet
Silverado 3500 HD
LTZ
2007-2016
Chevrolet
Silverado 3500 HD
WT
2006-2016
GMC
Savana 2500
Base
2006-2016
GMC
Savana 3500
Base
2011-2016
GMC
Savana 3500
LS
2011-2016
GMC
Savana 3500
LT
2002-2005,2015-2016
GMC
Sierra 2500 HD
Base
2011-2016
GMC
Sierra 2500 HD
Denali
2001-2002,2006
GMC
Sierra 2500 HD
SL
2001-2016
GMC
Sierra 2500 HD
SLE
2001-2016
GMC
Sierra 2500 HD
SLT
2003-2014
GMC
Sierra 2500 HD
WT
2002-2005
GMC
Sierra 3500
Base
2001-2002,2006
GMC
Sierra 3500
SL
2001-2006
GMC
Sierra 3500
SLE
2001-2006
GMC
Sierra 3500
SLT
2004-2006
GMC
Sierra 3500
WT
2015-2016
GMC
Sierra 3500 HD
Base
2011-2016
GMC
Sierra 3500 HD
Denali
2007-2016
GMC
Sierra 3500 HD
SLE
2007-2016
GMC
Sierra 3500 HD
SLT
2007-2014
GMC
Sierra 3500 HD
WT
Any questions?
Address frequently asked questions about this product to minimize any concerns or uncertainties that might deter a customer from making a purchase.
Does it come with a warranty?
Any products listed will have a warranty provided by the manufacturer only. Stealth Diesel is not liable for any warranty. We can assist in warranty claims but we do not provide warranty on items we dont manufacturer. Most products have a 1 year warranty. For more information on warranty, reach out to us or the manufacturer for specific warranty details.
What happens if I have an issue?
We recommend reaching out directly to the manufacturer, but we are availble to assist with any issues or concerns for troubleshooting.
How fast is shipping?
Free ground shipping will be UPS ground, typically 5-7 business days or sooner. Expidited shipping is available on in stock products only.
What's the returns policy?
Most items are returnable unopened within 30 days of purchase. A stocking fee of 20% will be deducted for all returns. Items that are non-refundable are special order, custom made, powder coated, electrical or oversize items. Return shipping is at the expense of the buyer.
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