Power Driven AFC Live In-Cab Fuel Tuner — 1989–1998 5.9L 12v Cummins (P7100)

The AFC Live is the most advanced in-cab fueling control system available for P-pump 12v Cummins trucks. While other kits offer basic max fueling adjustment, AFC Live gives you infinite, real-time control over both max fueling and fuel rate — all from inside the cab while driving. Developed and patented by Power Driven Diesel, it’s the only kit on the market with this level of adjustability.

What’s Included

• AFC Live controller with integrated pressure gauge
• Full install kit
• 20 ft of line for installation

What It Does

• Max fueling adjustment — Dial in your fuel delivery ceiling on the fly, no tools required
• Fuel rate control — Adjust how fast the rack travels: slow for smoke control and fuel economy, fast for maximum power. Previously only possible by adjusting the star wheel in the AFC — now done in-cab with a knob
• Instant full-power mode — Flip a switch to go to full race fueling, then flip back to your preset settings instantly
• Integrated pressure gauge — See live AFC system pressure for tuning and quick adjustments

Fits

• 1989–1998 Dodge Ram 5.9L 12v Cummins with P7100 injection pump

Frequently Asked Questions

How much power does the AFC Live add?

Results vary by setup, but most users see significant power gains when paired with proper timing and turbo upgrades. The tuner gives you infinite adjustability between economy and full race mode on the fly.

Can I use it for towing?

Yes — dial back fuel delivery for clean, economical towing, then increase it for performance driving. The in-cab control makes it ideal for mixed-use trucks that tow and play.

Does it require tuning or programming?

No — it’s fully mechanical and adjustable by hand. No laptop, no ECM, no tuning file required.