If you are chasing 1994–2010 Ford F-250 4x4 problems, the good news is most of them follow a pattern. On the 1994–1997 OBS trucks, the biggest issue is usually the automatic locking hubs. On the 1999–

The ScanTool Package Consists of: AutoEnginuitySoftware AutoEnginuityOBD‐II Interface (ST06) USB 2.0 Interface and Cable User Guide •Quick Installation Guide Enhanced Activation Instructions (Blue Pa

Here's the most commonly asked questions, as well as the most common tips and tricks we see on a daily basis.  Shipping: What shipping should I choose? We strive to ship orders out the same day

From daily-driven work trucks to high-output performance builds, proper fluid maintenance is one of the most effective ways to extend Powerstroke engine life, cooling efficiency, injector longevity, a

Recommended Tools: 8mm socket 10mm socket Extension for 10mm socket In‐lb torque wrench Drain pan Bag of oil dry or plastic sheet   Recommended Items: Transmission fluid  ( 5‐7 qts. may be required

Assuming no outside factors like accidents or racing are involved, the life and death of a truck is based on maintenance. Good diesel truck maintenance is what keeps it on the road for several hundred

Current UPS Shipping Guarantee - Click Here  Shipping TermsAll shipments are made FOB Origin (Free On Board Shipping Point). Ownership and risk of loss transfer to the purchaser when the...

Riffraff Diesel, Inc. (“Riffraff Diesel,” “we,” “our,” or “us”) respects your privacy. This Privacy Policy explains how we collect, use, share, and protect personal information when you visit...

A good scan tool can save you a pile of money if you know what numbers actually matter. Codes are useful, but live data is where the 7.3 starts telling on itself. Hard start, no-start, low power, smok

For a 7.3L Power Stroke IPR valve, the two solid choices are FoMoCo/Motorcraft and Alliant Power. The cheap “OEM-quality” valves are where the trouble usually starts. So what’s the difference?   First

A 6.0L Powerstroke with P0299 underboost or P0234 overboost is telling you the turbo system is not matching what the PCM commanded. That does not automatically mean the turbo is bad. Before replacing

Do you sell parts for Cummins or Duramax?No, we are currently committed to only the Powerstroke market. Do you sell authentic OEM parts?Yes, we are an Authorized Dealer for Motorcraft, Ford,...

The most comprehensive and versatile tuning platform for the 7.3L, the Hydra from Power Hungry Performance (PHP). It allows for full custom tuning, shift on the fly tune changing, and what's arguably

Summer is upon us, bringing high ambient temperatures and the recreational towing season. Both can push your 7.3L Powerstroke’s 4R100 transmission to its thermal limits. Heat is the number one enemy o

If the O/D OFF light on your shifter is flashing, your truck is not just asking for attention. It is telling you the PCM saw a transmission-related fault. A solid light usually means overdrive was man

The PHP Hydra Chip is one of the most popular tuning upgrades for the 1994.5–2003 Ford 7.3L Powerstroke because it fixes one of the biggest complaints these trucks have from the factory: lazy drivabil

Parts Required: TP38 360 Bearing Rebuild Kit 94-97: Part# TP-360-OBS   Recommended Parts/Tools: Riffraff Diesel Billet Compressor Wheel 94-03: Part# RDP170293 Garrett TP38 Compressor Housing O-rin

Required Parts: Garrett TP38 Journal Bearing Rebuild Kit 94.5-97 (472617-0000) Borg Warner Anti-Surge Compressor Wheel (Optional) (170293) Riffraff Diesel Billet Compressor Wheel (Optional upgrade ov

There’s dozens of recalls associated with our trucks. Some of these we’re all aware of, some are news to us, and some (the mass majority) truck owners were never even told about. It’s an interesting l

Full PDF Instructions can be found here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff_Diesel_LPOP_Instructions.pdf   Required Parts: M208 Melling LPOP: https://www.riffraffdiesel.com/mell