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3969988 | Cummins 4B/6B Air Crossover Gasket

Pricing: $1.43

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These aren't your grandpa?s gaskets.

A blown gasket can be anything from a minor annoyance to leaving you stranded on the side of the road. You don?t have to put up with whatever gasket you can get your hands on; our gaskets are engineered to withstand anything you throw at it and last well into another million miles. No doubt about it, these are some of the best gaskets on the market.

It's no secret that diesel engine parts can cost an arm and a leg. That?s where HHP steps in. We offer premium aftermarket gaskets at up to 50% off OEM prices. While most believe aftermarket retailers sell cheap gaskets with zero warranty, packed in a dusty box from who knows where, HHP is here to kick that stereotype to the curb. HHP provides gaskets fabricated for unstoppable performance and a 2-year warranty. How?s that for an aftermarket part?

Need a little extra proof? Let's talk shop.

  • Proper fit and function are essential when it comes to your engine and we've got you covered with a brand new Air Crossover Gasket made to OEM specifications.
  • Get quality you can count on because this gasket is manufactured and assembled in an ISO 9001: 2008 certified facility.
  • With HHP you'll get equal or better quality compared to the OEM at a much lower price.


  • (1) Air Crossover Gasket


2-Year Parts and Labor Warranty

OEM Applications

  • 3949473
  • 3913352
  • 3938158
  • CUM3931604
  • 3931604
  • 3969988

Technical Data

Fits Applications:
For Model 6B VP44 : Qty 2 required with Air Heater.
For Model 6B HPCR: 2 piece Intake.


  • P022674
  • P022674
  • IMB
  • New


Shipping Information

  • Item Requires Shipping
  • 0.0 lbs.
  • W3.0000” x H0.2500” x L4.0000”

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