Riffraff Diesel Technical Knowledge Center

7.3L Hydra and Other Popular Tuning Systems

7.3L Hydra and Other Popular Tuning Systems

Posted by Adam Blattenberg on Mar 6th 2025

Tuning is the quickest and biggest bang for your buck modification in terms of adding horsepower and improving drivability. The OE manufacturers did a good job tuning the 7.3 out of the factory, but o … read more
Low Pressure Oil Filtration - Not all 7.3's are built the same

Low Pressure Oil Filtration - Not all 7.3's are built the same

Posted by Adam Blattenberg on Jan 27th 2025

Good clean oil is extremely important to a 7.3L. Moreso than for most other engines. That's because the oil is used differently than with most other engines. The 7.3L injection system is more like a h … read more