ES20320 Delphi Oxygen Sensor
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Delphi Oxygen Sensor

P/N: ES20320 Delphi
Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Saturn
$58.92
Reg
$61.38
List
$91.83
In Stock Status
In Stock
Ships within 1 Business Day
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Make Sure It Fits

Left = Driver side and Right = Passenger side.
All parts are priced individually unless identified as a set or kit. "Per car" notes identify how many of a given part your car has and "Left/Right or Front/Rear" notes means the part fits the left or right side of the car. These parts are still sold individually and you'll need to select the appropriate quantity if you plan to replace more than one of this item.

Why Buy OEM & Genuine Replacement Auto Parts from AutohausAZ?

Auto parts at wholesale prices is what you will find at AutohausAZ. Have you been searching the web for auto parts for your vehicle? You have come to the right place! Here at Autohaus, we strive to offer low prices on quality replacement parts and providing first rate customer service.

What This Delphi Oxygen Sensor Fits?

Application information below is for reference only and should not be used to determine the exact vehicle fitment. Please use the "Make Sure It Fits" vehicle selection box above to determine the exact fitment and review any application notes. If you need any help determining if this part works with your vehicle, please don't hesitate to contact us.

Buick
MY05-05 - Century Custom, Limited, Special Edition
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY05-07 - LaCrosse CX, CXL
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 2
MY04-05 - LeSabre Custom, Limited
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY06-08 - Lucerne CX, CXL
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 2
MY04-05 - Park Avenue Ultra
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY04-05 - Park Avenue
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: K
MY04-04 - Regal GS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY04-04 - Regal LS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: K
MY07-07 - Rendezvous CX, CXL
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY05-05 - Rendezvous AWD CX Plus AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: E
MY06-06 - Rendezvous AWD CX AWD, CXL AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY05-05 - Rendezvous FWD CX Plus FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: E
MY06-06 - Rendezvous FWD CX FWD, CXL FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY07-07 - Terraza CX, CXL
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1; Fuel Type: GAS
MY07-07 - Terraza CX, CXL
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1; Fuel Type: GAS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: W; Fuel Type: FLEX
MY05-05 - Terraza AWD CX AWD, CXL AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY06-06 - Terraza AWD CX AWD, CXL AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY06-06 - Terraza AWD CX AWD, CXL AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY05-05 - Terraza FWD CX FWD, CXL FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
Chevrolet
MY00-02 - Astro AWD AWD, LS AWD, LT AWD
Front Left ~ Wrench Size: 7/8 in. Actual OE Part
MY00-02 - Astro RWD LS RWD, LT RWD, RWD
Front Left ~ Wrench Size: 7/8 in. Actual OE Part
MY05-05 - Corvette
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY06-08 - Corvette 427 Limited Edition Z06, Z06
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: E
MY06-07 - Corvette
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: U
MY05-07 - Equinox AWD LS AWD, LT AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY05-07 - Equinox FWD LS FWD, LT FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY04-05 - Impala SS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY06-06 - Impala LS, LT, LTZ
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1; Fuel Type: GAS
MY08-08 - Impala LS, LT, LTZ
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 3; Fuel Type: FLEX
MY06-07 - Impala SS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: C; Fuel Type: GAS
MY05-05 - Impala
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: E
MY05-05 - Impala Base, LS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: K
MY06-08 - Impala 50th Anniversary Edition, LS, LT
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: K; Fuel Type: FLEX
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: N; Fuel Type: GAS
MY07-07 - Impala LS, LT, LTZ
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: R; Fuel Type: GAS
MY04-05 - Monte Carlo SS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY06-06 - Monte Carlo LT, LTZ
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1; Fuel Type: GAS
MY06-07 - Monte Carlo SS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: C; Fuel Type: GAS
MY05-05 - Monte Carlo LS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: E
GMC
MY00-02 - Safari AWD SL AWD, SLE AWD, SLT AWD
Front Left ~ Wrench Size: 7/8 in. Actual OE Part
MY00-02 - Safari RWD SL RWD, SLE RWD, SLT RWD
Front Left ~ Wrench Size: 7/8 in. Actual OE Part
Oldsmobile
MY03-03 - Aurora
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY01-02 - Aurora
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: C
MY01-02 - Aurora
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: H
MY00-02 - Intrigue GL, GLS, GX
Rear ~ Wrench Size: 7/8 in. Actual OE Part
Pontiac
MY05-05 - Aztek AWD AWD, Rally AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY05-05 - Aztek FWD FWD, Rally FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY04-05 - Bonneville SE, SLE
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: K
MY06-06 - G6 Base, GT
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 8
MY04-07 - Grand Prix Base, GT, GT2
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 2
MY04-07 - Grand Prix GT, GTP
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 4
MY05-07 - Grand Prix GXP
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: C
MY05-05 - Montana
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: E
MY06-06 - Montana AWD SV6 AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY05-06 - Montana AWD SV6 AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY06-06 - Montana FWD SV6 FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY05-06 - Montana FWD SV6 FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY06-07 - Torrent AWD AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY06-07 - Torrent FWD FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
Saturn
MY05-06 - Relay 2
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY07-07 - Relay 1, 2, 3
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1; Fuel Type: GAS
MY07-07 - Relay 1, 2, 3
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1; Fuel Type: GAS
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: W; Fuel Type: FLEX
MY05-05 - Relay AWD 3 AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY06-06 - Relay AWD 3 AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY06-06 - Relay AWD 3 AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY05-05 - Relay FWD 3 FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part
MY06-06 - Relay FWD 3 FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: 1
MY06-06 - Relay FWD 3 FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: L
MY08-08 - Vue AWD XE AWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: N; Fuel Type: GAS
MY08-08 - Vue FWD XE FWD
Rear ~ Wrench Size: 7/8 in. Actual OE Part; Engine VIN: N; Fuel Type: GAS