Riffraff Diesel Technical Knowledge Center
Bullet Proof Diesel EGR Coolers for 2003–2007 6.0L Powerstrokes
Jun 27th 2026
The factory 6.0L Powerstroke EGR cooler is a common failure point, especially when the oil cooler plugs and restricts coolant flow to the EGR cooler. When that happens, owners may see coolant loss, wh
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The most popular monitoring device, hands down: Edge Insight CTS3
May 29th 2026
The Edge Insight CTS3 is a digital gauge display built around a 5” high-resolution swipe touchscreen with multiple layouts, customizable colors/backgrounds, and a notification/alert setup so you
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Top 10 6.0 Powerstroke Reliability Upgrades Before You Bulletproof It
May 15th 2026
The 6.0L Powerstroke doesn’t always need cab-off surgery to run better. Sometimes it just needs the weak links fixed before they turn into expensive problems.
Before you jump straight to head st
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WARN Premium Hub Set (38826): manual 4x4 hubs that actually stay locked
May 1st 2026
If you’re done trusting (and fighting) the aging factory 4x4 hubs (or anything with plastic where it shouldn’t be), the WARN Premium Hub Set (38826) is the industry-standard fix: all-metal
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The Right Hubs: 1999–2004 F-250/F-350 4WD Wheel Bearing & Hub Assembly (Coarse Thread)
May 1st 2026
If you’re hunting a replacement front wheel bearing/hub assembly for a 1999–2004 Ford F-250/F-350 4WD, the first thing that matters is stud thread pitch. This Axiom unit is specifically fo
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