1998–2002 Ford 4.6L P71 

P71-Spec Calibration with PATS Security Delete

Price: $150 | Max Performance for Crown Vic, Grand Marquis, & Town Car

Wake up your Panther platform with a P71-spec ECM. Whether you are running a stock loom or a 4.6 simplified wiring harness, this computer is the "brain" upgrade you need. 

🏁 Choose Your Tune

When ordering, let me know which file you want loaded based on your rear-end gearing and track needs:

• ARA1 (1998–2000): 

• ARA3 (1998–2000): The "Holy Grail" file. Features the most aggressive timing for maximum throttle response. 

• ARA4 (1998–2000): Aggressive factory P71 file. Calibrated specifically for 3.55 rear-end gears.

• NKLO (2001–2002): The reliable P71 standard for PI engines. Features performance shift points and no speed limiter.

• BXT6 (2001–2002): The specialized high-output file. Extremely stable with aggressive P71 shift logic.

ECM Adjustments

• PATS Disabled: Anti-theft security removed for true plug-and-play operation.

• Speed Limiter: Civilian speed governors have been completely removed.

Compatibility & Shipping

Supported Service Numbers: This product covers the common Ford EEC-V PCM part numbers for these years, including:

• F8AZ-12A650 (Common 1998)

• XW7Z-12A650 (Common 1999)

• 1W7Z-12A650 (Common 2000–2001)

• 2W7Z-12A650 (Common 2002)

Models Covered (1998–2002):

• Ford Crown Victoria (4.6L)

• Mercury Grand Marquis (4.6L)

• Lincoln Town Car (4.6L)

The Details:

• Ready to Ship: This is a complete ECM provided by Backwoods Racing LLC

• Shipping: Domestic (USA) Only.