Alliant Power AP63545 Ambient Air Temperature (AAT) Sensor

Accurate Ambient Air Readings for Optimal Power Stroke Performance

The Alliant Power AP63545 Ambient Air Temperature (AAT) Sensor is a direct-fit, OE-quality replacement for 2011–2016 Ford F-Series Super Duty trucks equipped with the 6.7L Power Stroke diesel engine. This critical sensor accurately measures outside air temperature and relays precise readings to the vehicle’s control modules—supporting features like HVAC operation, cold start performance, and emissions controls.

Essential Role in Vehicle Systems

A healthy AAT sensor ensures your truck’s computer receives accurate ambient air temperature data—enabling proper air/fuel adjustments, efficient turbo operation, and responsive HVAC performance. Failure or drift in this sensor can cause erratic temperature gauge readings, delayed HVAC operation, reduced efficiency, or incorrect ECM decisions.

Key Benefits:

• Restores accurate outside air temperature readings for the ECM and driver display

• Enables precise cold start timing and emissions system adjustments

• Supports proper function of HVAC and related vehicle controls

OE-Quality Construction and Reliability

Built to meet or exceed OEM specifications, the AP63545 delivers long-term, reliable service—resisting the harsh environments experienced on the chassis and exterior of heavy-duty trucks.

Design Features:

• Genuine OE fitment—plugs directly into the factory wiring harness

• Engineered for consistent output and lasting durability, even in temperature extremes

• Manufactured under rigorous quality controls for dependable performance

Simple, Hassle-Free Installation

The AP63545 is designed for fast, easy replacement in the original mounting location using OEM connectors—no modifications, splicing, or special tools required.

Installation Highlights:

• Plug-and-play factory fitment with original connector and mounting provision

• Installs in under 15 minutes with standard tools

• No additional hardware needed

Fitment & Cross-Reference

Fits:

• 2011–2016 Ford F-Series Super Duty (F-250, F-350, F-450, F-550) with 6.7L Power Stroke Diesel

OEM Cross-Reference Numbers:

• AU5Z-12A647-B

• DY1160

Dimensions & Shipping

• Weight: 0.1 lbs

• Dimensions: 2.0" W x 2.0" H x 3.0" L

Why Choose Alliant Power?

Alliant Power is trusted by professional diesel mechanics and owners nationwide for OE-level sensor solutions—ensuring exact fitment, reliability, and accuracy for critical engine and driver information systems.

Product Specs:

• Brand: Alliant Power

• Part Number: AP63545

• Category: Ambient Air Temperature (AAT) Sensor

• Weight: 0.1 lbs

• Warranty: Manufacturer’s 2 year warranty

Restore accurate ambient temperature monitoring and maintain peak performance in your Super Duty with the Alliant Power AP63545 AAT Sensor—the professional’s choice for reliability, quick installation, and OE-quality results.

This product fits the following vehicle configurations: