Riffraff Diesel 7.3L Billet Thermostat Housing 99-03 7.3L Powerstroke
Replace your leaking, rusty 99-03 7.3L thermostat housing with an improved design! We have machined these housings out of billet aluminum and anodized them for a great looking and long lasting finish. Stainless Steel hardware is also provided.
100% Made in the USA!
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Thermostat Cover
Exactly what you would expect when buying from Riffraff Diesel. Fast shipping, amazing product quality and packaging.
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Best Quality Thermostat Housing
I had tried one off Amazon, and one from Sinister Diesel, both leaked. This one from Riffraff Diesel is by far the best, and stopped my leak permanently. Quality and machining is also the best I have seen. Stainless hardware is also a very nice tough.
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Fit
Would have been nice if it came with a new o-ring.
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Nice and solid
Nicely constructed and much more solid than the stock piece.
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Another great product
Overall pleased with this billet product. Looks really good matching my coolant filter housing. Clearly it’s well made, and I should never have to worry about replacing it again.
Thanks RiffRaff -
Thermostat housing
Looks good won't rust doesn't leak what more can you ask for
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7.3 billet thermostat housing
What a compliment to my engine I rebuilt my 7.3 and tried to use the stock thermostat housing big mistake it leaked terribly I immediately ordered this housing and could not be happier it looks fits and functions 100% better than oem
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Easy installation
Nice upgrade from the factory steel housing. No leaks and great fitment
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Awesome Product!
Just got this and can’t wait to install it. I bought a cheap other brand aluminum housing before RiffRaff made one and I agree with the other comments. You can by other cheaper brands but will they last…no. I put mine on 2 years ago and it’s leaking. I cannot wait to install my new RiffRaff housing with original Ford thermostat. One thing I learned about these trucks buy quality or OEM components and you’ll be good to go. I only buy Ford or RiffRaff parts.