Spectra OS5055 Oxygen Sensor - Downstream, Downstream Left or Downstream Right

Spectra OS5055 Oxygen Sensor Overview

The Spectra OS5055 oxygen sensor is an OE-style emission control replacement for select Chevrolet, Oldsmobile, and Pontiac applications. It is built with engineering, manufacturing, and quality control processes aimed at meeting or exceeding original equipment performance.

This part number, OS5055, is a direct-fit option for downstream sensor locations on vehicles such as the Chevrolet Corvette, Chevrolet Malibu, Oldsmobile Alero, and Pontiac Grand Am.

Key Features

• Oxygen sensor for emission control system service
• OE replacement performance focus from Spectra
• Downstream fitment for listed applications
• Direct replacement for select 1997-2004 GM vehicles
• Cross-reference: Bosch 13111; Delphi ES20003

Detailed Description

The Spectra OS5055 is an oxygen sensor for downstream positions on compatible GM vehicles, including the 1997-2003 Chevrolet Corvette, 1997-2003 Chevrolet Malibu, 1997 and 1999 Oldsmobile Cutlass, 1999-2004 Oldsmobile Alero, and 1999-2004 Pontiac Grand Am. It is also listed for downstream right and downstream left positions on the Chevrolet Corvette, helping buyers match the correct sensor location during exhaust and emissions repairs. If you are searching for an oxygen sensor for a Chevrolet Corvette downstream right or downstream left application, OS5055 is a relevant OE-style replacement part number.

What It Helps Address

• Check engine light related to oxygen sensor faults
• Incorrect air-fuel ratio readings from a worn sensor
• Emissions test failures tied to downstream sensor performance
• Slow or inaccurate sensor response in the exhaust stream
• Replacement needs after sensor aging or contamination

Installation Notes and Tips

Verify the sensor position before ordering, since this part is listed for downstream, downstream right, and downstream left locations depending on the vehicle. Match the year, make, model, and sensor placement exactly to the vehicle application. For best results, compare the original connector and routing before installation on Chevrolet Corvette, Chevrolet Malibu, Oldsmobile Alero, or Pontiac Grand Am applications.

Quality Assurance

Spectra Premium states that its engineering, manufacturing technology, and quality control processes are used to produce oxygen sensors that meet or exceed the performance of the original equipment they replace.