The 7.3L Powerstroke (1994–2003) earned its reputation the old-school way: simple, durable, and willing to work for a living. But even the legendary 7.3 has predictable wear points—especia … read more

The stock 6.0L Powerstroke thermostat housing has one job: seal. And then, eventually, it… doesn’t. Corrosion + heat cycles = seepage. Riffraff Diesel has the fix: The 6.0L Billet Thermos … read more

The 6637 filter modification (often called the BHAF – Big Honkin’ Air Filter) is the classic 7.3 Power Stroke intake upgrade: replace the restrictive stock airbox with a large, heavy-duty … read more

Parts Required: Riffraff Diesel Billet Compressor Wheel - Ported Housing: Part# RDP-703697-0001 Garrett Compressor Housing O-ring: Part# GZ-14-010 Turbo Pedestal O-ring Kit: Part# GZ-9-003   Rec … read more

Parts Required Riffraff Diesel  Plenum Reinforcing Inserts: 1999.5-2003: https://www.riffraffdiesel.com/rdp-plenum-reinforcing-inserts-99-5-03/ 1994-1999: https://www.riffraffdiesel.com/rdp-plenu … read more