01-04 Duramax LB7 5" RPI Diesel Stage 2 Intake

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  • Regular price $424.99

This system is made for Custom MAF (Mass Air Flow Sensor) calibration. Meaning this system Requires EFI Live tuning to calibrate the MAF sensor for the large 5" intake tuning.

This is our full 5" Cold Air Intake system for 01-04.5 LB7 Duramax, this system is full aluminum tubing from filter to turbo horn, comes with 5" to 3.5" silicone coupler to attach the intake tube to turbo horn.

**Click here to view available powder coating colors.**

You will have faster spool up, lower egt's, Noticeable Horsepower gain, some Mpg gain, and a turbo whistle that will make people look when your going through town!

Has a bolt in heat shield that is vary well sealed to keep underhood temps away from the air filter, it provides a fresh cold air supply straight to the filter for lower egt's and better performance. It is normal to see 150-250 deg drop in egt's with this system.

These are Custom built to order,  normally 14-21 days to ship out.

Has RPI Logo on top of heat shield lid, we can do Custom lids that say: LB7, 6.6, or other options.

 Cannot ship to California


Ask a Question
  • If I buy the 5” intake, and the 3.5” intake horn, is there anything else I need to install them? (Boots, clamps, etc)

    Nothing else is needed, everything is included.

  • Is there a way I can just buy the connecting rubber. Turbo horn to intake ?

    Yes I think so, call or text Pete at 715-768-0698

  • Can you ship to canada B.C thnx

    Yes we ship to Canada, it will charge shipping though the website for Canada Shipping. Thanks!

  • Would you guys powder coat Granny Smith green?

    Hello, yes we can do any color. We just charge a little extra to cover the cost of the custom powder color, normally this cost is $15-$20 Just call us at 715-768-0698

  • Does this include intercooler piping ?

    No this is the cold air intake, no intercooler piping is included.