The 2007 3-valve V10 does not need EGR delete like earlier versions. Focus on regular maintenance: Motorcraft spark plugs, synthetic oil, and transmission fluid changes. Engine is reliable as-is.
1990 Tioga E-350 no start - check battery, fuel pump operation, spark in that order. Listen for fuel pump hum with key on. Check inertia switch reset button. Common failures are fuel pump relay and ignition module.
Built-in Southwire surge guard EMS provides comprehensive protection including surge, voltage monitoring, and fault detection. External unit unnecessary if built-in is full EMS. Verify yours has EMS features not just surge protection.
Your 1989 Ford Tioga's 460 EFI system is experiencing classic symptoms of fuel pressure loss, likely due to a failing fuel pump or clogged pickup screen in the tank. The dead battery jump may have damaged the fuel pump relay circuit.
Roadside diesel filter change is possible but priming is tricky. Carry spare filters and priming pump. Know your engine priming procedure. Prevention through quality fuel and regular changes is better approach.
For low-mileage RV use like yours (1200 miles annually), fuel filters should be changed every 2-3 years rather than annually. The LFF1003 and LF5488 filters you mentioned are critical for engine protection and should be inspected yearly for contamination signs.
Most cheap Chinese automatic fire extinguishers lack proper certifications and testing, making them unreliable for RV fire protection. Stick with UL-listed devices from established manufacturers for safety.