The Fuel Rail Crossover (FRx) was designed to fix the “deadhead” fuel rail issue on the 2003–2007 6.0L Powerstroke. By connecting both heads and adding a metered return, it gives tra … read more

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff_Diesel_Ported_Housing_Instructions.pdf Product Link: https://www.riffraffdiesel.com/riffraff-die … read more

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/mm5/RESOURCES/Riffraff_Diesel_FRx_Instructions.pdf Product Link: https://www.riffraffdiesel.com/fuel-rail-crossover-frx/ IM … read more

The factory-installed intake plenums on the 7.3L Powerstroke, quite literally, fail under pressure. Whether you've got a stock truck or one that's been hopped up, the thin stamped steel factory-instal … read more

Looking to upgrade the headlights in your 1999-2004 Super Duty? The headlights found on 2005-2007 Super Duty's are a great option. Not only do they look better than their predecessor (1999-2004), they … read more