with 320mm Overall Length
Square Connector; 1st Design; Bank 1 Sensor 2
B1S1 OE Equivalent Design
O.E. Quality Direct Fit Replacement Sensor
3 Wire Sensor
Except California Emission System
O.E. Quality Direct Fit Replacement Sensor
Calif-ESV
Except California Emission System
B1S1 3 Lead Sensor OE Equivalent Design
Except California Emission System
O.E. Quality Universal Replacement Sensor
B1S2
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
B1S1
B1S2 OE Equivalent Design
B1S2
B1S2
O.E. Quality Universal Replacement Sensor
3-Wire Sensor O.E. Quality Direct Fit Replacement Sensor
Calif-ESV
Except California Emission System
Calif. O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor OE
Exact Fit
O.E. Quality Direct Fit Replacement Sensor OE
B1S1
DENSO is the O.E. Manufacturer / Direct Fit Oxygen Sensor OE
Except California Emission System
B1S2
3-Wire Sensor O.E. Quality Universal Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
B1S1
with 325mm Overall Length with California Emissions System
3 Wire Sensor
with California Emissions System
B1S2 OE Equivalent Design
Except California Emission System
B1S2
O.E. Quality Universal Replacement Sensor
with California Emissions System
OE Equivalent Design
Alternative Fit 1
O.E. Quality Universal Replacement Sensor
B1S1
O.E. Quality Direct Fit Replacement Sensor
Except California Emission System
B1S1 OE Equivalent Design
Except California Emission System
B1S2 OE Equivalent Design
DENSO is the O.E. Manufacturer / Direct Fit Oxygen Sensor OE
Except California Emission System
B1S2
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design
B1S2 2nd Design; Triangular Connector OE MFR: NTK
Grade: Aftermarket Description: 3 Cables / 300 mm California Emissions With OE No. 01997264
B1S2 1st Design; Square Connector OE MFR: NTK
w/ California Emissions System
with Female Connector
Calif. O.E. Quality Universal Replacement Sensor
with Male Connector
B1S2 OE MFR: NTK
2nd Design with Female Connector
Oxygen Sensor; POST CONVERTER
B1S2 OE Equivalent Design
w/ California Emissions System
B1S2 OE MFR: NTK
1st Design with Male Connector
Oxygen Sensor; 2011 MODEL YEAR BREAKPOINT (AUA)
B1S1 OE Equivalent Design
Browse our selection of quality oxygen sensor parts designed specifically for your Buick Regal. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
25th Anniversary Edition · Base · CXL · Custom · Estate Wagon · GNX · GS · GSE · Gran Sport · Grand National · LS · LSE · Limited · Limited Turbo · Olympic Gold Edition · Premium · Sport · Sport Touring · T-Type
Coupe · Sedan · Wagon
L4 2.0L · L4 2.4L · V6 2.8L · V6 3.1L · V6 3.2L · V6 3.8L · V6 4.1L · V6 4.3L · V8 4.3L · V8 4.4L · V8 4.9L · V8 5.0L · V8 5.7L
Automatic · Manual
