11-12 Duramax LML 4" RPI Intake System

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  • Regular price $314.99


This is our New 4" Cold Air Intake system for 11-12 LML Duramax! 

This system uses a smooth mandrel bent 4 Inch T6 Aluminum intake tube for maximum air flow!

Click here to view available powder coating colors.

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

This is a direct bolt-on intake system.

Has a bolt in heat shield that is vary well sealed to keep underhood temps away from the large 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.

We use only the best filters on all our intake systems

These are Custom built to order,  so it takes 6-14 days to ship out, depending on how many orders we have each week.

If you want a color we do not list just let us know.

Has RPI Logo on top of heat shield lid, we can do Custom lids that say: LML, 6.6, or other options. For custom cutouts on lid it is an extra $25

 


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  • Are any of your products CARB approved?

    No they are not

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