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P-UPK-66D Replacement Up-Pipes w/ Gaskets - GM 2001-2016

Increase flow in your 2001-2016 GMC Chevy 6.6L Duramax LB7, LLY, LBZ, LMM, and LML diesel pickup with these heavy duty Replacement Up-Pipes with gaskets. The high flow design increases turbo spool-up, throttle response, and lowers EGT's. For use in non-EGR applications.
Manufacturer: BC Diesel

Product Details (click to expand)

Manufacturer Part#: P-UPK-66D
Weight (lbs.): 15.00 lbs.
Dimensions 6.00" x 8.00" x 18.00"

Product Specifications (click to expand)

Product Type Up-Pipe/Y-Pipe Kit
Free shipping
$395.00 (CAD)

Increase flow in your 2001-2016 GM 6.6L Duramax with this Replacement Up-Pipes with Gaskets kit. Built for performance and durability, these up-pipes are constructed from 2” stainless steel mandrel-bent tubing, 1/2” thick flanges to eliminate warping, and heavy-duty bellows for a long service life.

The high flow design increases turbo spool-up, and throttle response while helping to lower exhaust gas temperatures. 


  • Increased Performance
  • 2” Mandrel-Bent Tubing
  • Stainless Steel Construction
  • 1/2" Thick Flanges To Eliminate Warping


  • This Up-Pipe does not have an EGR riser so it is not a direct replacement on 2004.5+ models unless it is an off-road application with an EGR race track kit.
  • Direct fit for 2001-2004 LB7 engines federal emissions (non-EGR).
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