Max-Flow Duramax Up Pipes, 2001-2004 LB7 (Federal)

Part# MAX-ARAL-0104

$199.00 Includes Free Shipping.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001-2004 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7 Duramax Diesel *WITH FEDERAL EMISSIONS*

The Max-Flow Up-pipes are a great replacement if the factory up-pipes have blown out or you are just looking to add a little power.  With 53% greater flow over the stock GM Up-pipes you will notice a gain in power and reduced back pressure.  Constructed of heavy duty 304 Stainless Steel and bellows utilizing extremely strong fish scale type round welding around the ring these will outlast the stock and most aftermarket units. Gaskets are included for both sides. 

Features:

  • 53% greater flow than stock
  • Better flow, reduced backpressure, lower EGT's
  • Heavy Duty 304 Stainless Steel construction
  • Stronger bellows
  • OEM fitment

Includes:

  • 1 x Passenger side up-pipe
  • 1 x Drivers side up-pipe
  • 4 x Up-pipe gaskets
  • 12 x Max-Flow Up-Pipe Bolts (Optional)

DmaxStore Note:

  • For use with OEM length/style manifolds only
  • We highly recommend adding the optional bolts as the factory bolts tend to be rusted and round off.

*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)(3))*

*This product is ONLY designed for closed course racing where it is legal to do so. Any other use will be in violation of local, state, and federal laws. We are not responsible for unlawful use of this product.*