Upgrade your Ford or Lincoln vehicle with the Bosch 17321 Air/Fuel Ratio Sensor, a premium component designed to optimize engine performance and fuel efficiency. This sensor is meticulously engineered to monitor the air-to-fuel ratio with precision, ensuring your vehicle operates at its peak efficiency levels. With its direct fitment design, installation is seamless, providing a hassle-free upgrade to your vehicle's engine management system. Whether you drive a Ford E-Series van, a rugged Ford F-Series truck, or a luxurious Lincoln Navigator, Bosch delivers unmatched performance and reliability, backed by decades of automotive expertise. Bosch is a globally renowned brand known for its commitment to quality and innovation in automotive technology. The Bosch 17321 sensor is crafted to meet or exceed OEM specifications, guaranteeing compatibility and reliability. Engineered with durability in mind, this sensor withstands harsh operating conditions to deliver consistent and accurate performance mile after mile. Trust Bosch to provide superior sensor technology that ensures your Ford or Lincoln vehicle operates at its best, enhancing both performance and fuel economy.

Bosch is the worlds leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

• Advanced Wideband sensing element for exact air/fuel measurement
• Robust sensor design increases sensor longevity
• Seared protection tube due to 100% functional quality test
• True Direct-fit OE connectors and harness
• Recommend to use OTC 6500 Flexihead O2 Sensor Wrench

Automotive Color / Finish:	Steel
Automotive Item Weight (lbs):	0.279987 lb
Cases Per Pallet (ORLY):	168
Connector Gender:	Male
Heated:	Yes
Hex Size (Oxygen Sensor):	22 mm
Housing Material:	Metal
Length (Sealing Surface To End Of Connector):	16.535442 in
Mounting Bracket Included:	No
Mounting Type:	Threaded
Oxygen Sensor Type:	Wide band
Previously cataloged as #:	17502
Prop 65 Warning Label Required?:	No
Sensor Type:	Heated
Terminal Gender:	Male
Terminal Quantity:	6
Terminal Type:	Blade
Unit(s) per Car Qty (ORLY):	2
Universal Or Specific Fit:	Specific
Wire Quantity:	5

• Lincoln Automotive: 8F9Z9F472H
• Ford: 8F9Z9F472H
• Ford: 8F9Z9F472J
• Lincoln Automotive: FJ7Z9F472A

• 2011-2014 Ford E-150        Position: Upstream
• 2011-2016 Ford E-350 Super Duty        Position: Upstream
• 2011-2016 Ford E-450 Super Duty        Position: Upstream
• 2012-2015 Ford F-59 Commercial Stripped Chassis        Position: Upstream
• 2013-2015 Ford E-350 Super Duty        Position: Upstream Left
• 2013-2015 Ford E-350 Super Duty        Position: Upstream Right
• 2013-2015 Ford E-450 Super Duty        Position: Upstream Left
• 2013-2015 Ford E-450 Super Duty        Position: Upstream Right
• 2013-2016 Ford F-450 Super Duty        Position: Upstream
• 2013-2019 Ford Flex        Position: Upstream
• 2013-2019 Lincoln MKT        Position: Upstream
• 2015-2019 Ford Transit-150        Position: Upstream Right
• 2015-2019 Ford Transit-250        Position: Upstream Right
• 2011-2014 Ford E-250        Position: Upstream
• 2011-2017 Ford Expedition        Position: Upstream Right
• 2011-2016 Ford F-150        Position: Upstream Right
• 2011-2016 Ford F-250 Super Duty        Position: Upstream
• 2011-2016 Ford F-350 Super Duty        Position: Upstream
• 2011-2014 Ford Mustang        Position: Upstream
• 2011-2017 Lincoln Navigator        Position: Upstream Right
• 2012-2015 Ford F-53 Motorhome Chassis        Position: Upstream
• 2012-2014 Ford Focus        Position: Upstream
• 2013-2019 Ford Explorer        Position: Upstream
• 2013-2016 Ford F-550 Super Duty        Position: Upstream
• 2013-2019 Ford Police Interceptor Sedan        Position: Upstream
• 2013-2019 Ford Taurus        Position: Upstream
• 2013-2016 Lincoln MKS        Position: Upstream
• 2014-2019 Ford Police Interceptor Utility        Position: Upstream
• 2015-2019 Ford Transit-350        Position: Upstream Right
• 2015-2019 Ford Transit-350 HD        Position: Upstream Right
• 2015-2016 Lincoln MKC        Position: Upstream

True Direct-fit OE connectors and harness