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Pontiac Optima Oxygen Sensor
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App: 1988-1991 Pontiac Optima
Brand: Replacement
Part #: USOS-4000
Notes: "UNIVERSAL OXYGEN SENSOR -- 4 Wires, Quality Construction And Materials Make This Item One Of The Top Selling OE Replacement Oxygen Sensors. This May Require Modification Or Other Adjustments To Your Vehicle Upon Installation, Direct Fit Part "
| Make | Model | Year Range | Chassis/Engine |
| Pontiac | Optima | 1988 - 1990 | 4Cyl 2.0L |
| Pontiac | Optima | 1988 - 1991 | 4Cyl 1.6L |
App: 1988-1991 Pontiac Optima
Brand: Replacement
Part #: USOS-3000
Notes: "UNIVERSAL OXYGEN SENSOR -- 3 Wires, Quality Construction And Materials Make This Item One Of The Top Selling OE Replacement Oxygen Sensors. This May Require Modification Or Other Adjustments To Your Vehicle Upon Installation, Direct Fit Part "
| Make | Model | Year Range | Chassis/Engine |
| Pontiac | Optima | 1988 - 1990 | 4Cyl 2.0L |
| Pontiac | Optima | 1988 - 1991 | 4Cyl 1.6L |
App: 1988-1991 Pontiac Optima
Brand: Replacement
Part #: USOS-1000
Notes: "UNIVERSAL OXYGEN SENSOR -- 1 Wire, Quality Construction And Materials Make This Item One Of The Top Selling OE Replacement Oxygen Sensors. This May Require Modification Or Other Adjustments To Your Vehicle Upon Installation, Direct Fit Part "
| Make | Model | Year Range | Chassis/Engine |
| Pontiac | Optima | 1988 - 1990 | 4Cyl 2.0L |
| Pontiac | Optima | 1988 - 1991 | 4Cyl 1.6L |
App: 1988-1991 Pontiac Optima
Brand: Replacement
Part #: USOS-2000
Notes: "UNIVERSAL OXYGEN SENSOR -- 2 Wires, Quality Construction And Materials Make This Item One Of The Top Selling OE Replacement Oxygen Sensors. This May Require Modification Or Other Adjustments To Your Vehicle Upon Installation, Direct Fit Part "
| Make | Model | Year Range | Chassis/Engine |
| Pontiac | Optima | 1988 - 1990 | 4Cyl 2.0L |
| Pontiac | Optima | 1988 - 1991 | 4Cyl 1.6L |
App: 1988-1991 Pontiac Optima
Brand: Bosch
Part #: BS11027
Notes: "BOSCH UNIVERSAL OXYGEN SENSOR -- Designed To Save Money In Fuel Costs While Improving Performance, Prevents Premature Failure Of The Catalytic Converter, Snug Fitting OE-Style Silicone Boots Ensure Proper Fit, Function, And Appearance And At The Same Time Provides Extreme Durability For Long Life"
| Make | Model | Year Range | Chassis/Engine |
| Pontiac | Optima | 1988 - 1991 | 4Cyl 1.6L Gas, FI, Naturally Aspirated, VIN "6" |
| Air Filter | Alternator | Brake Pads |
| Brakes | Catalytic Converter | Head Gasket |
| Muffler | Oxygen Sensor | Shock Absorber |
| Shocks | Starter |



