During a trip to Redneck Diesel Performance in Texas, Todd, the owner, mentioned an N14 Cummins issue he has fixed by installing one of our fuel systems. A check valve on the N14 can cause it to bleed down while sitting, making starting slow and difficult. With a FASS Fuel System installed, the N14 Cummins low-pressure system is receiving a steady 16-18psi of fuel flow—allowing the truck to fire right up! The vastly superior filtration from the FASS also optimizes injection system life, MPG (res

🚛💡 N14 Cutting In & Out? Here’s Why. David Smith asked why his N14 Cummins cuts in and out, losing power like the key is being turned off and on. ⚡🔑 On the N14, this is a very common ECM failure symptom. The engine shuts off for half a second, then kicks back on — usually because something inside the ECM is losing contact. It often throws code 343 or 111, both pointing to an internal ECM issue. 📟❗ Before replacing the ECM, always check your batteries, connections, and wiring to the ECM. Clea