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Buick Regal Oxygen Sensor Reviews
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Shop Buick Regal Replacement Oxygen Sensor

Search our online oxygen sensor catalog and find the lowest priced discount auto parts on the web. We sell wholesale to the public. We offer high quality new, OEM, aftermarket and remanufactured Buick Regal Oxygen Sensor parts. We specialize in a wide-variety of high-quality car parts and accessories for your car, truck or SUV. Call toll free to order or place your order online via our secure checkout system. Our online parts catalog uses real-time inventory, so you can be assured the parts you buy are in stock at the time of ordering. Most orders are shipped the same day.

We stock these Oxygen Sensor brands for the Buick Regal: ReplacementBoschDensoNGKStandard Motor ProductsAC DelcoAPIDIY Solutions

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Review Fitment Notes
Showing 22 of 1120 Results
Replacement Oxygen Sensor - for 2003 Buick Regal 3.8L V6 - 903-010 Click to Enlarge
5 Stars
Replacement 903-010
Oxygen Sensor
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Part Number: 903-010
Brand: Replacement
Notes: Engineered Oxygen Sensor -- 4 Wire; Direct Fit; Correct Connector; No cutting or splicing; Correct wire length (16.5 Inches or 420mm)
Product Remark: O2 OXYGEN SENSOR
Condition: New
Shipping Options: Free Ground Shipping
$30.95
with FREE Shipping
(45) In Stock
This Part Fits:
Catalog: E
Vehicle Engine Position
2003 Buick Regal 3.8L V6 Downstream
Replacement Oxygen Sensor - for 1999 Buick Regal 3.8L V6 - 903-010 Click to Enlarge
5 Stars
Replacement 903-010
Oxygen Sensor
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Part Number: 903-010
Brand: Replacement
Notes: Engineered Oxygen Sensor -- 4 Wire; Direct Fit; Correct Connector; No cutting or splicing; Correct wire length (16.5 Inches or 420mm)
Product Remark: O2 OXYGEN SENSOR
Condition: New
Shipping Options: Free Ground Shipping
$30.95
with FREE Shipping
(45) In Stock
This Part Fits:
Catalog: E
Vehicle Engine Position
1999 Buick Regal 3.8L V6 Downstream
Upstream Bosch Oxygen Sensor - for 2001 Buick Regal 3.8L V6 - 13474 Click to Enlarge
5 Stars
Bosch 13474
Oxygen Sensor
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Part Number: 13474
Brand: Bosch
Notes: Engineered Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Upstream
Condition: New
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2001 Buick Regal 3.8L V6
Downstream Bosch Oxygen Sensor - for 2003 Buick Regal 3.8L V6 - 13444 Click to Enlarge
5 Stars
Bosch 13444
Oxygen Sensor
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Part Number: 13444
Brand: Bosch
Notes: Engineered Oxygen Sensor -- Exact Fit
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New
Shipping Options: Ground
$29.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Buick Regal 3.8L V6
Upstream Bosch Oxygen Sensor - for 2003 Buick Regal 3.8L V6 - 13474 Click to Enlarge
5 Stars
Bosch 13474
Oxygen Sensor
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Part Number: 13474
Brand: Bosch
Notes: Engineered Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Upstream
Condition: New
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Buick Regal 3.8L V6
Downstream Bosch Oxygen Sensor - for 1999 Buick Regal 3.8L V6 - 13444 Click to Enlarge
5 Stars
Bosch 13444
Oxygen Sensor
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Part Number: 13444
Brand: Bosch
Notes: Engineered Oxygen Sensor -- Exact Fit
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New
Shipping Options: Ground
$29.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1999 Buick Regal 3.8L V6
Downstream Bosch Oxygen Sensor - for 1998 Buick Regal 3.8L V6 - 13444 Click to Enlarge
5 Stars
Bosch 13444
Oxygen Sensor
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Part Number: 13444
Brand: Bosch
Notes: Engineered Oxygen Sensor -- Exact Fit
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New
Shipping Options: Ground
$29.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1998 Buick Regal 3.8L V6
Upstream Bosch Oxygen Sensor - for 2000 Buick Regal 3.8L V6 - 13474 Click to Enlarge
5 Stars
Bosch 13474
Oxygen Sensor
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Part Number: 13474
Brand: Bosch
Notes: Engineered Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Upstream
Condition: New
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2000 Buick Regal 3.8L V6
Downstream Bosch Oxygen Sensor - for 2001 Buick Regal 3.8L V6 - 13444 Click to Enlarge
5 Stars
Bosch 13444
Oxygen Sensor
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Part Number: 13444
Brand: Bosch
Notes: Engineered Oxygen Sensor -- Exact Fit
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New
Shipping Options: Ground
$29.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2001 Buick Regal 3.8L V6
Upstream Bosch Oxygen Sensor - for 1999 Buick Regal 3.8L V6 - 13474 Click to Enlarge
5 Stars
Bosch 13474
Oxygen Sensor
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Part Number: 13474
Brand: Bosch
Notes: Engineered Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Upstream
Condition: New
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1999 Buick Regal 3.8L V6
Downstream Bosch Oxygen Sensor - for 2011 Buick Regal 2.4L 4 Cyl - 15131 Click to Enlarge
4.8 Stars
Bosch 15131
Oxygen Sensor
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Part Number: 15131
Brand: Bosch
Notes: Engineered Oxygen Sensor -- with Female Connector
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Downstream
Condition: New
Shipping Options: Ground
$44.43
(7) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2011 Buick Regal 2.4L 4 Cyl
Upstream Bosch Oxygen Sensor - for 1994 Buick Regal 3.1L V6 - 15732 Click to Enlarge
4.5 Stars
Bosch 15732
Oxygen Sensor
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Part Number: 15732
Brand: Bosch
Notes: Universal Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Includes Smart Link Connector, no soldering required
  • No special tools required for installation
  • Seared protection tube due to 100% functional quality test
  • Performance meets or exceeds OE specifications
Position: Upstream
Condition: New
Shipping Options: Ground
$41.43
(16) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1994 Buick Regal 3.1L V6
Upstream Bosch Oxygen Sensor - for 1998 Buick Regal 3.8L V6 - 13474 Click to Enlarge
5 Stars
Bosch 13474
Oxygen Sensor
Loading Reviews...
Part Number: 13474
Brand: Bosch
Notes: Engineered Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Upstream
Condition: New
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
1998 Buick Regal 3.8L V6
Upstream Denso Oxygen Sensor - for 1999 Buick Regal - 234-4018 Click to Enlarge
4.9 Stars
Denso 234-4018
Oxygen Sensor
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Part Number: 234-4018
Brand: Denso
Notes: OE Style -- O.E. Quality Replacement Sensor
  • Designed to detect the amount of oxygen in the exhaust system
  • Constructed from high quality material
  • Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing
  • Manufactured with precision to meet OE standards
  • Easy installation
Position: Upstream
Condition: New
Sensor Type: Heated
Shipping Options: Ground
$28.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle
1999 Buick Regal
Upstream Bosch Oxygen Sensor - for 2002 Buick Regal 3.8L V6 - 13474 Click to Enlarge
5 Stars
Bosch 13474
Oxygen Sensor
Loading Reviews...
Part Number: 13474
Brand: Bosch
Notes: Engineered Oxygen Sensor
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
Position: Upstream
Condition: New
Shipping Options: Ground
$27.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2002 Buick Regal 3.8L V6
Downstream Bosch Oxygen Sensor - for 2003 Buick Regal - W0133-1612083 Click to Enlarge
Website Reviews
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Part Number: W0133-1612083
Brand: Bosch
Notes: OE Connector
Position: Downstream
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$87.19
Our Price: $41.58
(6) In Stock
This Part Fits:
Catalog: A
Vehicle
2003 Buick Regal
Upstream NGK Oxygen Sensor - for 1993 Buick Regal 3.1L V6 - 21002 Click to Enlarge
5 Stars
NGK 21002
Oxygen Sensor
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Part Number: 21002
Brand: NGK
Notes: Direct Fit Oxygen Sensor -- B1S1; Federal Emissions; OE Equivalent Design
  • NTK oxygen sensors heat up rapidly to meet requirements of the vehicle to improve fuel economy and reduce emissions. NTK's proprietary ceramic element overcoat protects against sensor failure.
  • NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.
  • NTK oxygen sensors are equipped with OEM specified connectors and attaching hardware for easy installation. Dual-coated platinum element to increase longevity and ensure the quickest response time.
Position: Upstream
Condition: New
Shipping Options: Ground
$18.83
(38) In Stock
This Part Fits:
Catalog: H
Vehicle Engine
1993 Buick Regal 3.1L V6
Upstream Standard Motor Products Oxygen Sensor - for 2004 Buick Regal 3.8L V6 - SG326 Click to Enlarge
Website Reviews
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Part Number: SG326
Brand: Standard Motor Products
Notes: Oxygen Sensor
Position: Upstream
Condition: New
Contents: Oxygen Sensor
Heated: Yes
Shipping Options: Ground
$55.98
(1) In Stock
This Part Fits:
Catalog: C
Vehicle Engine
2004 Buick Regal 3.8L V6
Downstream AC Delco Oxygen Sensor - for 2003 Buick Regal - AFS141 Click to Enlarge
5 Stars
AC Delco AFS141
Oxygen Sensor
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Part Number: AFS141
Brand: AC Delco
Notes: Oxygen Sensor -- New; POST CONVERTER
Position: Downstream
Condition: New
Shipping Options: Ground
$52.98
(2) In Stock
This Part Fits:
Catalog: T
Vehicle
2003 Buick Regal
Downstream API Oxygen Sensor - for 2003 Buick Regal 3.8L V6 VIN: K FI Naturally Aspirated GAS - 1900-429259 Click to Enlarge
Website Reviews
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Part Number: 2681-07691660
Brand: API
Notes: Oxygen Sensor -- Heated Sensor
Position: Downstream
Condition: New
Shipping Options: Ground
$25.98
(26) In Stock
This Part Fits:
Catalog: P
Vehicle Engine
2003 Buick Regal 3.8L V6 VIN: K FI Naturally Aspirated GAS
Upstream DIY Solutions Oxygen Sensor - for 2017 Buick Regal 2.4L 4 Cyl - EMS00340 Click to Enlarge
Website Reviews
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Part Number: EMS00340
Brand: DIY Solutions
Notes: Oxygen Sensor -- L4 2.4L; Upstream
Position: Upstream
Condition: New
Shipping Options: Free Ground Shipping
$33.95
with FREE Shipping
(20) In Stock
This Part Fits:
Catalog: Q
Vehicle Engine
2017 Buick Regal 2.4L 4 Cyl
Upstream AC Delco Oxygen Sensor - for 1993 Buick Regal 3.1L V6 LHO VIN: T - AFS21 Click to Enlarge
4.8 Stars
AC Delco AFS21
Oxygen Sensor
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Part Number: AFS21
Brand: AC Delco
Notes: Oxygen Sensor -- New; FEDERAL EMISSIONS (NA5); IN EXHAUST MANIFOLD/CROSSOVER) (TYPE #21
Position: Upstream
Condition: New
Shipping Options: Ground
$15.80
(21) In Stock
This Part Fits:
Catalog: N
Vehicle Engine
1993 Buick Regal 3.1L V6 LHO VIN: T

Related Fuel Injection Parts

Oxygen Sensors available for the following Buick Regal years: 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 17, 16, 15, 14, 13, 12, 11, 04, 03, 02, 01, 00, 99, 98, 97, 96, 95, 94, 93, 92, 91, 90, 89, 88, 87, 86, 85, 84, 83, 82, 81, 80, 79, 78. This part is also sometimes called Buick Regal O2 Sensor. We stock oxygen sensor parts for most Buick models including LeSabre, Century, Rendezvous, LaCrosse, Enclave, Park Avenue, Lucerne, Encore, Verano, Rainier, Roadmaster, Riviera, Terraza, Reatta, Skylark, Envision, Electra, Skyhawk, Allure, Estate Wagon, Commercial Chassis, Somerset, Somerset Regal and Opel.

Buick Regal Oxygen Sensor Reviews
5 of 5
Verified Customer
8/1/13 04:18 PM - USA

best price anywhere, exact fit..

no problems at all - Steve

- 2003 Buick Regal Oxygen Sensor
5 of 5
Verified Customer
10/9/13 06:41 PM - USA

The Bosch Down Stream O2 sensor was an exact fit, with minimal install issues. Worked perfectly. - TDP & CCP auto repair

- 1999 Buick Regal Oxygen Sensor
5 of 5
Verified Customer
10/9/13 06:43 PM - USA

I prefer exact fit Bosch O2 sensors because there is no issues with installation. It has the correct connector and functions perfectly. - TDP & CCP auto repair

- 1999 Buick Regal Oxygen Sensor
5 of 5
Verified Customer
11/20/13 12:58 PM - USA

Best prices that I could find! My friends use this site as well and have had great experiences and satisfaction. Thank you, Parts Geek! - Momof4

- 2000 Buick Regal Oxygen Sensor
5 of 5
Verified Customer
1/29/14 07:53 AM - USA

part greek is the best i order my part and it was the correct fit i am hppy - lloyd

- 1999 Buick Regal Oxygen Sensor
5 of 5
Verified Customer
6/10/14 06:06 AM - USA

The problem was with the old sensor,in the removal process,had to use torches to get the old one out.yours came with anti seize already on the threads ,great fit ,no problems,as always I am a loyal repeat customer - the geeks came through again!!

- 2000 Buick Regal Oxygen Sensor