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Emission Parts

Premium Switching-Type Oxygen (O2) Sensors
Part # 15899 | Line Code: BOS
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$91.99
$91.99
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Product Details
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Wiring Harness Length 12.7
Terminal Type Blade
Connector Gender Male
Connector Shape Square
Wrench Size 22
Wire Quantity 4
Terminal Quantity 4
Terminal Gender Male
Sensor Type Heated
Mounting Type Threaded
Thread Diameter 18
Universal Or Specific Fit Specific
Thread Size 18
Overall Length 16.4173228346457
Thread Diameter (Oxygen Sensor) 18 mm
Hex Size (Oxygen Sensor) 22 mm
Automotive Item Weight (lbs) 0.242508 lb
Oxygen Sensor Type Narrow-band heated
Heated (Oxygen Sensor) Yes
Length (Sealing Surface To End Of Connector) 15.2362204724409 in
Grade Type Regular
Prop 65 Warning Label Required? No
Heavy Duty Supplier Yes
Unit(s) per Car Qty (ORLY) 1
Cases Per Pallet (ORLY) 168
Housing Material Metal
Wiring Harness Included Yes
Automotive Color / Finish Steel
Mounting Bracket Included No
Part Terminology Oxygen Sensor

Features & Benefits
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Bosch Switching-Type Oxygen (O2) sensors provide precise air-fuel-ratio measurements to the ECU, ensuring stable combustion control and helping reduce emissions across a wide range of operating conditions. Evolving from the original thimble sensor Bosch pioneered in 1976, Bosch later developed planar narrowband designs that offer faster light-off, improved lambda accuracy, and quicker closed-loop operation. Using advanced ceramic elements, optimized heater control, and high-temperature-resistant materials, Bosch Oxygen (O2) sensors deliver consistent performance even under harsh thermal and vibration loads. Backed by more than five decades of OE development, Bosch supplies a full line of durable, accurate Oxygen (O2) sensors to the aftermarket with the same OE-proven quality trusted by vehicle manufacturers.

Application Summary
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Buick, 2009-2004; Chevrolet, 2006-2004, 1999-1998; GMC, 1999-1998; Pontiac, 2008-2004
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