Martin's Auto Parts

PRODUCT INFORMATION

234-4070 Denso O2 Oxygen Sensor Driver or Passenger Side Downstream & Upstream

Description / Notes:
Terms of Use

Denso Oxygen Sensor --

DENSO (4-WIRE) OE REPLACEMENT OXYGEN SENSORS

Meticulously engineered and evaluated to exceptional standards, Denso's 4-wire OE replacement oxygen sensors will restore your ride to fresh-from-the-factory quality with their perfect fit and dependable performance. Founded in 1949, DENSO is a leading aftermarket supplier of innovative, OE-quality products and technologies in the automotive industry.

Constructed with corrosion-resistant stainless steel with aluminum-oxide trap layer
Boosts sensor response using refined zirconia element
Utilizes PTFE filter to protect casing against water and engine contaminants
Has undergone stringent evaluation processes to ensure dependable performance and passenger safety

Type: 4-wire
Anticipated Ship Out Time: Same day - 1 business day
Quantity Sold: Sold individually
Product Fit: Direct Fit
Interchange Part Number: 15718, 2344609
Prop 65 Warning: WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
For Online Marketplace: For Online Marketplace

Compatible with the following vehicles:

Ford

90-91 Aerostar (submodel: Base, Eddie Bauer, XL, XL Plus, XLT, XLT Plus) Before Catalytic Converter, OE #FOUZ9F472C & F4UZ9F472C
91 Aerostar (submodel: XL Sport, XLT Sport) Before Catalytic Converter, OE #FOUZ9F472C & F4UZ9F472C
92-94 Aerostar (submodel: Eddie Bauer, XL, XL Plus, XL Sport) Before Catalytic Converter, OE #F4UZ-9F472-C
92-95 Aerostar (submodel: Base, XLT, XLT Plus, XLT Sport) Before Catalytic Converter, OE #F4UZ-9F472-C
96-97 Aerostar (submodel: Base, XLT, XLT Plus, XLT Sport) After Catalytic Converter, O.E. Quality Replacement Sensor
92 Bronco XLT Nite Before Catalytic Converter, O.E. Quality Replacement Sensor
90 Bronco (submodel: Custom, Eddie Bauer, XL, XLT) Before Catalytic Converter, With 10\" Sensor
91-92 Bronco (submodel: Custom, Eddie Bauer, XL, XLT) Before Catalytic Converter, O.E. Quality Replacement Sensor
96 Bronco (submodel: Eddie Bauer, XL, XLT, XLT Sport) After Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline Custom Before Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline Custom Before Catalytic Converter, With 11" Sensor
90 E-150 Econoline XL Before Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline XL Before Catalytic Converter, With 11" Sensor
96 E-150 Econoline (submodel: Base, XL) After Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline Club Wagon Custom Before Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline Club Wagon Custom Before Catalytic Converter, With 11" Sensor
90 E-150 Econoline Club Wagon XL Before Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline Club Wagon XL Before Catalytic Converter, With 11" Sensor
90 E-150 Econoline Club Wagon XLT Before Catalytic Converter, O.E. Quality Replacement Sensor
90 E-150 Econoline Club Wagon XLT Before Catalytic Converter, With 11" Sensor
96 E-150 Econoline Club Wagon (submodel: Chateau, Custom, XLT) After Catalytic Converter, O.E. Quality Replacement Sensor
92-94 E-250 Econoline Base Before Catalytic Converter, GVW Over 8,500 Lbs.
91 E-250 Econoline Custom Before Catalytic Converter, GVW Over 8,500 Lbs.
90 E-250 Econoline Custom Before Catalytic Converter, GVW Under 8,500 Lbs.
90 E-250 Econoline Custom Before Catalytic Converter, With 11" Sensor
91-94 E-250 Econoline XL Before Catalytic Converter, GVW Over 8,500 Lbs.
90 E-250 Econoline XL Before Catalytic Converter, GVW Under 8,500 Lbs.
90 E-250 Econoline XL Before Catalytic Converter, With 11" Sensor
96 E-250 Econoline (submodel: Base, XL) After Catalytic Converter, O.E. Quality Replacement Sensor
91 E-250 Econoline Club Wagon Custom Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91 E-250 Econoline Club Wagon Custom Before Catalytic Converter, GVW Over 8,500 Lbs.
90 E-250 Econoline Club Wagon Custom Before Catalytic Converter, GVW Under 8,500 Lbs.
90 E-250 Econoline Club Wagon Custom Before Catalytic Converter, With 11" Sensor
91 E-250 Econoline Club Wagon XL Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91 E-250 Econoline Club Wagon XL Before Catalytic Converter, GVW Over 8,500 Lbs.
90 E-250 Econoline Club Wagon XL Before Catalytic Converter, GVW Under 8,500 Lbs.
90 E-250 Econoline Club Wagon XL Before Catalytic Converter, With 11" Sensor
91 E-250 Econoline Club Wagon XLT Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91 E-250 Econoline Club Wagon XLT Before Catalytic Converter, GVW Over 8,500 Lbs.
90 E-250 Econoline Club Wagon XLT Before Catalytic Converter, GVW Under 8,500 Lbs.
90 E-250 Econoline Club Wagon XLT Before Catalytic Converter, With 11" Sensor
90 E-350 Econoline (submodel: Custom, XL) Before Catalytic Converter, With 11\" Sensor
92 E-350 Econoline Base Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
92-94 E-350 Econoline Base Before Catalytic Converter, O.E. Quality Replacement Sensor
91 E-350 Econoline Custom Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91 E-350 Econoline Custom Before Catalytic Converter, O.E. Quality Replacement Sensor
91-92 E-350 Econoline XL Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91-94 E-350 Econoline XL Before Catalytic Converter, O.E. Quality Replacement Sensor
95 E-350 Econoline (submodel: Base, XL) Before Catalytic Converter, Exc. Calif.
96 E-350 Econoline (submodel: Base, XL) After Catalytic Converter, O.E. Quality Replacement Sensor
90 E-350 Econoline Club Wagon (submodel: Custom, XL) Before Catalytic Converter, With 11\" Sensor
91-92 E-350 Econoline Club Wagon (submodel: Custom, XLT) Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91-94 E-350 Econoline Club Wagon (submodel: Custom, XLT) Before Catalytic Converter, O.E. Quality Replacement Sensor
92 E-350 Econoline Club Wagon (submodel: Chateau, Chateau HD, Custom HD, XLT HD) Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
92-94 E-350 Econoline Club Wagon (submodel: Chateau, Chateau HD, XLT HD) Before Catalytic Converter, O.E. Quality Replacement Sensor
92-93 E-350 Econoline Club Wagon Custom HD Before Catalytic Converter, O.E. Quality Replacement Sensor
95 E-350 Econoline Club Wagon (submodel: Chateau, Chateau HD, Custom, XL HD, XLT, XLT HD) Before Catalytic Converter, Exc. Calif.
91 E-350 Econoline Club Wagon XL Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91 E-350 Econoline Club Wagon XL Before Catalytic Converter, O.E. Quality Replacement Sensor
94 E-350 Econoline Club Wagon XL HD Before Catalytic Converter, O.E. Quality Replacement Sensor
96 E-350 Econoline Club Wagon (submodel: Chateau, Chateau HD, Custom, XL HD, XLT, XLT HD) After Catalytic Converter, O.E. Quality Replacement Sensor
96 Econoline Super Duty Custom After Catalytic Converter, O.E. Quality Replacement Sensor
92-93 Escort (submodel: Base, LX, LX Sport) Before Catalytic Converter, O.E. Quality Replacement Sensor
93 Escort Sport Before Catalytic Converter, O.E. Quality Replacement Sensor
2000 Explorer (submodel: Postal, XL Fleet) After Catalytic Converter, Eng.VIN: X, O.E. Quality Replacement Sensor
92-94 Explorer (submodel: Eddie Bauer, Sport, XL, XLT) Before Catalytic Converter, O.E. Quality Replacement Sensor
96 Explorer (submodel: Eddie Bauer, Limited, Sport, XL, XLT) After Catalytic Converter, O.E. Quality Replacement Sensor
97 Explorer (submodel: Eddie Bauer, Limited, Sport, XL, XLT) Before Catalytic Converter, Eng.VIN: E, O.E. Quality Replacement Sensor
97-2000 Explorer (submodel: Sport, XLT) After Catalytic Converter, Eng.VIN: X, O.E. Quality Replacement Sensor
98 Explorer (submodel: Eddie Bauer, Limited, Sport, XL, XLT) Before Catalytic Converter, Left, Eng.VIN: E, O.E. Quality Replacement Sensor
93-94 Explorer Limited Before Catalytic Converter, O.E. Quality Replacement Sensor
97-99 Explorer XL After Catalytic Converter, Eng.VIN: X, O.E. Quality Replacement Sensor
99-2000 Explorer XLS After Catalytic Converter, Eng.VIN: X, O.E. Quality Replacement Sensor
90 F-150 (submodel: Custom, XL, XLT Lariat) Before Catalytic Converter, With 10\" Sensor
91-92 F-150 (submodel: Custom, XLT Lariat) Before Catalytic Converter, O.E. Quality Replacement Sensor
96 F-150 (submodel: Eddie Bauer, Special, XL, XLT) After Catalytic Converter, O.E. Quality Replacement Sensor
95 F-150 Eddie Bauer Before Catalytic Converter, Automatic Transmission, Exc. Calif.
95 F-150 Eddie Bauer Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
95 F-150 Special Before Catalytic Converter, Automatic Transmission, Exc. Calif.
95 F-150 Special Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
95 F-150 XL Before Catalytic Converter, Automatic Transmission, Exc. Calif.
95 F-150 XL Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
91-94 F-150 XL Before Catalytic Converter, O.E. Quality Replacement Sensor
95 F-150 XLT Before Catalytic Converter, Automatic Transmission, Exc. Calif.
95 F-150 XLT Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
93-94 F-150 XLT Before Catalytic Converter, O.E. Quality Replacement Sensor
90 F-250 (submodel: Custom, XL, XLT Lariat) Before Catalytic Converter, With 10\" Sensor
91-92 F-250 Custom Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91-92 F-250 Custom Before Catalytic Converter, GVW Over 8,500 Lbs.; OE #F4UZ9F472C
91-92 F-250 Custom Before Catalytic Converter, O.E. Quality Replacement Sensor
96 F-250 Eddie Bauer After Catalytic Converter, O.E. Quality Replacement Sensor
95 F-250 Eddie Bauer Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-250 Eddie Bauer Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.
95 F-250 Eddie Bauer Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.; GVW Over 8,500 Lb.
95 F-250 Eddie Bauer Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
96 F-250 Eddie Bauer Before or After Catalytic Converter, Automatic Transmission, GVW Over 8,500 Lbs.; Exc. Calif.
96 F-250 Eddie Bauer Before or After Catalytic Converter, Manual Transmission, GVW Over 8,500 Lbs.
96 F-250 Eddie Bauer Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
96 F-250 Special After Catalytic Converter, O.E. Quality Replacement Sensor
95 F-250 Special Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-250 Special Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.
95 F-250 Special Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.; GVW Over 8,500 Lb.
95 F-250 Special Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
96 F-250 Special Before or After Catalytic Converter, Automatic Transmission, GVW Over 8,500 Lbs.; Exc. Calif.
96 F-250 Special Before or After Catalytic Converter, Manual Transmission, GVW Over 8,500 Lbs.
96 F-250 Special Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
96 F-250 XL After Catalytic Converter, O.E. Quality Replacement Sensor
91-92 F-250 XL Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
95 F-250 XL Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-250 XL Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.
95 F-250 XL Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.; GVW Over 8,500 Lb.
93-94 F-250 XL Before Catalytic Converter, GVW Over 8,500 Lbs.
91-92 F-250 XL Before Catalytic Converter, GVW Over 8,500 Lbs.; OE #F4UZ9F472C
95 F-250 XL Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
91-94 F-250 XL Before Catalytic Converter, O.E. Quality Replacement Sensor
96 F-250 XL Before or After Catalytic Converter, Automatic Transmission, GVW Over 8,500 Lbs.; Exc. Calif.
96 F-250 XL Before or After Catalytic Converter, Manual Transmission, GVW Over 8,500 Lbs.
96 F-250 XL Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
96 F-250 XLT After Catalytic Converter, O.E. Quality Replacement Sensor
95 F-250 XLT Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-250 XLT Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.
95 F-250 XLT Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: E4OD, Exc. Calif.; GVW Over 8,500 Lb.
93-94 F-250 XLT Before Catalytic Converter, GVW Over 8,500 Lbs.
95 F-250 XLT Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
93-94 F-250 XLT Before Catalytic Converter, O.E. Quality Replacement Sensor
96 F-250 XLT Before or After Catalytic Converter, Automatic Transmission, GVW Over 8,500 Lbs.; Exc. Calif.
96 F-250 XLT Before or After Catalytic Converter, Manual Transmission, GVW Over 8,500 Lbs.
96 F-250 XLT Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
91-92 F-250 XLT Lariat Before Catalytic Converter, 4 Lead Sensor; OE #F4UZ9F472C
91-92 F-250 XLT Lariat Before Catalytic Converter, GVW Over 8,500 Lbs.; OE #F4UZ9F472C
91-92 F-250 XLT Lariat Before Catalytic Converter, O.E. Quality Replacement Sensor
97 F-250 HD XL After Catalytic Converter, O.E. Quality Replacement Sensor
97 F-250 HD XL Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
97 F-250 HD XLT After Catalytic Converter, O.E. Quality Replacement Sensor
97 F-250 HD XLT Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
90-92 F-350 (submodel: Custom, XLT Lariat) Before Catalytic Converter, With 10\" Sensor
93-94 F-350 (submodel: XL, XLT) Before Catalytic Converter, O.E. Quality Replacement Sensor
97 F-350 Base After Catalytic Converter, O.E. Quality Replacement Sensor
97 F-350 Base Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
91-92 F-350 Custom Before Catalytic Converter, 4 Lead Sensor, OE #F4UZ9F472C
91-92 F-350 Custom Before Catalytic Converter, OE #F4UZ9F472C
95 F-350 Eddie Bauer Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-350 Eddie Bauer Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
95 F-350 Eddie Bauer Before Catalytic Converter, With 10" Sensor
96 F-350 Special After Catalytic Converter, O.E. Quality Replacement Sensor
95 F-350 Special Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-350 Special Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
95 F-350 Special Before Catalytic Converter, With 10" Sensor
96 F-350 Special Before or After Catalytic Converter, Automatic Transmission, Exc. Calif.
96 F-350 Special Before or After Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
96 F-350 Special Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
96-97 F-350 XL After Catalytic Converter, O.E. Quality Replacement Sensor
91-92 F-350 XL Before Catalytic Converter, 4 Lead Sensor, OE #F4UZ9F472C
95 F-350 XL Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-350 XL Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
91-92 F-350 XL Before Catalytic Converter, OE #F4UZ9F472C
90-95 F-350 XL Before Catalytic Converter, With 10" Sensor
96 F-350 XL Before or After Catalytic Converter, Automatic Transmission, Exc. Calif.
96 F-350 XL Before or After Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
96-97 F-350 XL Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
96-97 F-350 XLT After Catalytic Converter, O.E. Quality Replacement Sensor
95 F-350 XLT Before Catalytic Converter, Automatic Transmission, transmissionmfrcode: C6, O.E. Quality Replacement Sensor
95 F-350 XLT Before Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
93-95 F-350 XLT Before Catalytic Converter, With 10" Sensor
96 F-350 XLT Before or After Catalytic Converter, Automatic Transmission, Exc. Calif.
96 F-350 XLT Before or After Catalytic Converter, Manual Transmission, O.E. Quality Replacement Sensor
96-97 F-350 XLT Before or After Catalytic Converter, Right Side, Automatic Transmission, Calif.
91-92 F-350 XLT Lariat Before Catalytic Converter, 4 Lead Sensor, OE #F4UZ9F472C
91-92 F-350 XLT Lariat Before Catalytic Converter, OE #F4UZ9F472C
91-92 Ranger S Before Catalytic Converter, O.E. Quality Replacement Sensor
90 Ranger S Plus Before Catalytic Converter, 4 Lead Sensor; OE #FOUZ9F472C & F4UZ9F472C
90 Ranger S Plus Before Catalytic Converter, OE #F4UZ-9F472-C
95-98 Ranger Splash After Catalytic Converter, O.E. Quality Replacement Sensor
97 Ranger Sport After Catalytic Converter, O.E. Quality Replacement Sensor
2006, 2009 Ranger Sport After Catalytic Converter, With 24" Downstream Sensor
91-92 Ranger Sport Before Catalytic Converter, 4 Lead Sensor; OE #FOUZ9F472C & F4UZ9F472C
91-93 Ranger Sport Before Catalytic Converter, O.E. Quality Replacement Sensor
91 Ranger Sport Before Catalytic Converter, OE #F4UZ-9F472-C
95-97 Ranger STX After Catalytic Converter, O.E. Quality Replacement Sensor
2005-2007 Ranger STX After Catalytic Converter, With 24" Downstream Sensor
2004 Ranger Tremor After Catalytic Converter, With 24" Downstream Sensor
2001-2003 Ranger XL After Catalytic Converter, With 21" Downstream Sensor
2001-2003 Ranger XL After Catalytic Converter, With 22" Downstream Sensor
95 Ranger XL Sport After Catalytic Converter, O.E. Quality Replacement Sensor
2001-2003 Ranger XLT After Catalytic Converter, With 21" Downstream Sensor
2001-2003 Ranger XLT After Catalytic Converter, With 22" Downstream Sensor
2004-2011 Ranger (submodel: XL, XLT) After Catalytic Converter, With 24\" Downstream Sensor
90-91 Ranger (submodel: Custom, S, STX, XLT) Before Catalytic Converter, OE #F4UZ-9F472-C
90-92 Ranger (submodel: Custom, S, STX, XLT) Before Catalytic Converter, 4 Lead Sensor; OE #FOUZ9F472C & F4UZ9F472C
91-94 Ranger (submodel: STX, XLT) Before Catalytic Converter, O.E. Quality Replacement Sensor
93-94 Ranger (submodel: Splash, XL) Before Catalytic Converter, O.E. Quality Replacement Sensor
95-2001 Ranger (submodel: XL, XLT) After Catalytic Converter, O.E. Quality Replacement Sensor
91-92 Ranger Custom Before Catalytic Converter, O.E. Quality Replacement Sensor
2001-2003 Ranger Edge After Catalytic Converter, With 21" Downstream Sensor
2001-2003 Ranger Edge After Catalytic Converter, With 22" Downstream Sensor
2004-2005 Ranger Edge After Catalytic Converter, With 24" Downstream Sensor
2005-2006 Ranger FX4 After Catalytic Converter, With 24" Downstream Sensor

Mazda

2004-2009 B2300 Base After Catalytic Converter, With 24" Downstream Sensor
2004 B2300 SE After Catalytic Converter, With 24" Downstream Sensor
2010 B2300 SX After Catalytic Converter, With 24" Downstream Sensor
99 B2500 Troy Lee After Catalytic Converter, O.E. Quality Replacement Sensor
98-2001 B2500 (submodel: SE, SX) After Catalytic Converter, O.E. Quality Replacement Sensor
95-97 B3000 Base After Catalytic Converter, O.E. Quality Replacement Sensor
2002 B3000 Base After Catalytic Converter, With 21" Downstream Sensor
2005-2006 B3000 Base After Catalytic Converter, With 24" Downstream Sensor
2001-2003 B3000 DS After Catalytic Converter, With 21" Downstream Sensor
2004-2006 B3000 DS After Catalytic Converter, With 24" Downstream Sensor
95-96, 98-2000 B3000 SE After Catalytic Converter, O.E. Quality Replacement Sensor
2001, 2003 B3000 SE After Catalytic Converter, With 21" Downstream Sensor
2004 B3000 SE After Catalytic Converter, With 24" Downstream Sensor
98, 2000 B3000 SX After Catalytic Converter, O.E. Quality Replacement Sensor
99-2000 B3000 Troy Lee After Catalytic Converter, O.E. Quality Replacement Sensor
94 B3000 (submodel: Base, SE) Before Catalytic Converter, O.E. Quality Replacement Sensor
97 B4000 Base After Catalytic Converter, O.E. Quality Replacement Sensor
2002-2003 B4000 Base After Catalytic Converter, With 22" Downstream Sensor
2001-2003 B4000 DS After Catalytic Converter, With 22" Downstream Sensor
2004 B4000 DS After Catalytic Converter, With 24" Downstream Sensor
95-96 B4000 LE After Catalytic Converter, O.E. Quality Replacement Sensor
95-2000 B4000 SE After Catalytic Converter, O.E. Quality Replacement Sensor
2001, 2003 B4000 SE After Catalytic Converter, With 22" Downstream Sensor
2000 B4000 Troy Lee After Catalytic Converter, O.E. Quality Replacement Sensor
2004-2006 B4000 (submodel: Base, SE) After Catalytic Converter, With 24\" Downstream Sensor
94 B4000 (submodel: LE, SE) Before Catalytic Converter, O.E. Quality Replacement Sensor
92-94 Navajo DX Before Catalytic Converter, O.E. Quality Replacement Sensor
91-94 Navajo LX Before Catalytic Converter, O.E. Quality Replacement Sensor

Mercury

98 Mountaineer Base Before Catalytic Converter, Left, O.E. Quality Replacement Sensor
92-93 Tracer (submodel: Base, LS, Trio) Before Catalytic Converter, O.E. Quality Replacement Sensor