Product Description
MAHLE GS33684 is the OE-style engine oil cooler mounting (seal) kit for the 2011–2018 Ford 6.7L Powerstroke. It provides the gaskets/seals needed to reseal the oil cooler for a leak-free install and long service life.
- Application: Ford 6.7L Powerstroke (Super Duty)
- Function: Oil cooler mounting / reseal kit
- Materials: OE-grade molded rubber / composites
- MPN: GS33684 • UPC/GTIN: 027067018434
Fitment
- 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 Ford F-250 / F-350 / F-450 / F-550 with 6.7L Powerstroke (some catalogs list coverage through 2019—verify by VIN).
Cross Reference / Contents
- Ford OEM seal numbers commonly used for this service: DC3Z-6L621-A (x2), DC3Z-6L621-B, DC3Z-6L621-C.
- UPC/GTIN: 027067018434.
What’s Included
Oil cooler mounting / reseal gaskets and seals required for the cooler install (lower oil pan gasket not included; see Notes).
FAQ
Will this fit my 2011–2018 6.7L Powerstroke?
Yes—this kit is cataloged for 2011–2018 6.7L Ford Super Duty models; some dealers list coverage to 2019—confirm by VIN if your truck is a late build.
What exact seals are in the kit?
It services the oil cooler mounting with the equivalent of Ford DC3Z-6L621-A (x2), DC3Z-6L621-B, DC3Z-6L621-C.
Do I need a new oil pan gasket?
Not for the cooler itself. If you’re also dropping the lower pan, note the pan gasket is not included—use OS32434 or OS32438 as required.
What’s the MAHLE identifier for this kit?
MPN: GS33684, UPC: 027067018434.
