Buick Regal Oxygen Sensor

UNIVERSAL OXYGEN SENSOR, HEATED, 4-WIRE, SOLD INDIVIDUALLY

This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.

Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.

Notes: May not be compatible with flanges. May require minor modifications

View Installation Instruction

Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.

Fits the following 1993-2004 Buick Regal submodels:

• 1993-2004: All Submodels; All Engines;

BOSCH REGULAR CLASS OXYGEN SENSOR

Bosch Regular Class Oxygen Sensor provides submersible patented connection system that protects against contamination, withstands the effects of extreme temperatures, and engine vibration. Made to improve engine performance, prevents premature failure for catalytic converter, and reduces harmful emissions.

Specifications:

• 4-wire
• 27.2 in. wire length
• Planar design

Features:

• Manufactured with a two-foot length sensor wire
• Uses a submersible patented connection system that protects against contamination and withstands the effects of extreme temperatures and engine vibration
• Posi-lock connectors that can be unscrewed and reconnected in case of a wiring mistake

Wire splicing required.

Fits the following 2004-2004 Buick Regal submodels:

• 2004-2004: GS; 6 Cyl 3.8L;
• 2004-2004: LS; 6 Cyl 3.8L;

DENSO REGULAR CLASS OXYGEN SENSOR

Denso Regular Class Oxygen Sensors are specifically designed to meet the challenging demands of today's engines. Each of Denso's Oxygen Sensor is constructed from the highest quality materials available. Manufactured to the OE standards and subjected to rigorous safety and performance tests.

Specifications:

• 4-wire
• 11.77 in. lead wire
• Non-flanged

Features:

• Constructed from high quality stainless steel, porous polytetrafluoroethylene, fluorine rubber, aluminum oxide, high-grade platinum, and ceramics
• Double protection layer
• Aluminum oxide trap layer
• Porous PTFE filter
• Stainless steel housing

1 required per vehicle. Requires wire splicing and electrical installation. Reuse your old connector.

Fits the following 2004-2004 Buick Regal submodels:

• 2004-2004: GS; 6 Cyl 3.8L; "GAS, FI, Supercharged, VIN 1"
• 2004-2004: LS; 6 Cyl 3.8L; "GAS, FI, Naturally Aspirated, VIN K"

WALKER PRODUCTS OXYGEN SENSOR

Walker Products Oxygen Sensors are made to improve engine response and performance. Their typical life expectancy ranges from 30,000 to 60,000 miles if accompanied with regular preventive maintenance while heated oxygen sensors can last 100,000 miles or more.

Specifications:

• 4-wire
• 14.75 in. L
• Heated

Features:

• Improves car's engine response and gas mileage
• Effectively lowers emissions upon replacing its tired old oxygen sensor
• Exceeds OE specifications and test requirements

Fits the following 1995-1995 Buick Regal submodels:

• 1995-1995: Base; 6 Cyl 3.8L; "GAS, FI, Naturally Aspirated, VIN L"
• 1995-1995: Custom; 6 Cyl 3.8L; "GAS, FI, Naturally Aspirated, VIN L"

• 1995-1995: Gran Sport; 6 Cyl 3.8L; "GAS, FI, Naturally Aspirated, VIN L"

• 1995-1995: Limited; 6 Cyl 3.8L; "GAS, FI, Naturally Aspirated, VIN L"

Fits 2 more submodels. (Show all) Show less info

NTK Oxygen Sensor

NTK is the world’s largest supplier and manufacturer of original equipment oxygen sensors. NTK oxygen sensors meet or exceed original equipment specifications and are equipped with waterproof factory fitted connectors to ensure a perfect fit every time.

Every NTK oxygen sensor is individually tested to ensure the highest level of quality and reliability.

• OE-Equivalent.
• Direct fit for easy installation.
• Extensively Tested During Manufacture to Guarantee Quality and Reliability
• Supplied With a Factory-Fitted OEM Connector for Easy Installation
• Precision manufactured with a sensing element incorporating NTK's premier technical ceramics

Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.

Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.

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Fits the following 1995-1995 Buick Regal submodels:

• 1995-1995: Base; 6 Cyl 3.8L;
• 1995-1995: Custom; 6 Cyl 3.8L;

• 1995-1995: Gran Sport; 6 Cyl 3.8L;

• 1995-1995: Limited; 6 Cyl 3.8L;

Fits 2 more submodels. (Show all) Show less info

DELPHI OXYGEN SENSORS, 4-WIRE -- 12.25 in. overall length, 18 x 1.5 mm thread size, 0.88 in. wrench size, square-4 blade connector type, 150,000 miles inspection interval, heated; OE connectors and wire length are within 3 inches of OE specifications; Unique sensor coatings to resist contamination and ensures long lasting reliable operation; With 1-year or 12,000-mile Delphi warranty.

Fits the following 2004-2004 Buick Regal submodels:

• 2004-2004: GS; All Engines;
• 2004-2004: LS; All Engines;

AC DELCO OXYGEN SENSOR ASSEMBLY

4-wire, heated, position 1; A high quality, OE replacement oxygen sensor assembly.

Fits the following 2004-2004 Buick Regal submodels:

• 2004-2004: GS; 6 Cyl 3.8L; "GAS, FI, Supercharged, VIN 1"
• 2004-2004: LS; 6 Cyl 3.8L; "GAS, FI, Naturally Aspirated, VIN K"

STANDARD OXYGEN SENSOR

A high quality, OE replacement oxygen sensor.

Fits the following 1982-1993 Buick Regal submodels:

• 1993-1993: Base; 6 Cyl 3.1L;
• 1993-1993: Custom; 6 Cyl 3.1L;

• 1993-1993: Limited; 6 Cyl 3.1L;

• 1982-1992: All Submodels; All Engines;

• 1987-1987: GNX; 6 Cyl 3.8L;

• 1984-1987: Grand National; 6 Cyl 3.8L;

• 1983-1987: Base; 6 Cyl 3.8L;

• 1983-1987: Base; 8 Cyl 5.0L;

• 1983-1987: Limited; 6 Cyl 3.8L;

• 1983-1987: Limited; 8 Cyl 5.0L;

• 1983-1986: T-Type; 6 Cyl 3.8L;

• 1983-1985: Base; 8 Cyl 5.7L;

• 1983-1985: Limited; 6 Cyl 4.3L;

• 1983-1984: Base; 6 Cyl 4.1L;

• 1983-1984: Base; 6 Cyl 4.3L;

• 1983-1984: Limited; 6 Cyl 4.1L;

• 1983-1983: Estate Wagon; 6 Cyl 3.8L;

• 1983-1983: Estate Wagon; 6 Cyl 4.1L;

• 1983-1983: Estate Wagon; 8 Cyl 5.0L;

• 1983-1983: Estate Wagon; 8 Cyl 5.7L;

• 1983-1983: Limited; 8 Cyl 5.7L;

Fits 19 more submodels. (Show all) Show less info