I just want to be clear that these work for both I upstream and down stream? Usually the parts are different... my vehicle 2005 mountaineer v8 has 4.

It did work for both on my 2000 BMW

2003 lincoln navigator 5.4l obdii is codeing bank 1 sensor 1 runnin lean bank 2 sensor one runnin rich/ will these o2 sensors set to factory oem sects

did you start at the beginning sorce, o2 is oxygen start by cleaning, or replaceing your breather. look for obstruction. your mechanic will not tell you this. that is why i am better than most.

Will this work on 2002 Mazda tribute

It does not fit but the T25718X fits the 2002 Mazda tribute

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

T257171X Oxygen Sensor Upstream & Downstream for Aston Martin Ford Jaguar Lincoln Mazda Mercury

T257171X Oxygen Sensor Upstream & Downstream for Aston Martin Ford Jaguar Lincoln Mazda Mercury

Product ID: 68524243

Details

Brand
THEBIGDEALS
Material
Lead
Measurement Accuracy
[high]
Mounting Type
Flange Mount
Style
Modern

⏳1-year unlimited mileage warranty

🔌Direct plug-in fit, 17-inch lead

🔥Heated sensor for fast response

Description

🔥 Upgrade your ride’s breathability — never miss a beat or a mile!

ALL WEATHER READY - Heated sensor design ensures rapid response even in cold starts
CONFIDENCE GUARANTEED - Backed by a 1-year unlimited mileage warranty for peace of mind
PLUG PLAY PRECISION - Direct replacement with exact 17-inch wiring length for seamless installation
UNMATCHED RELIABILITY - Extensively tested to exceed OE standards for flawless engine performance
ECO FRIENDLY EFFICIENCY - Optimizes fuel consumption and reduces harmful emissions effortlessly

THEBIGDEALS T257171X Oxygen Sensor is a premium, OE-standard replacement part designed for Aston Martin, Ford, Jaguar, Lincoln, Mazda, and Mercury vehicles. Featuring a heated 17-inch lead sensor, it ensures quick and accurate oxygen level readings to optimize engine performance, reduce emissions, and improve fuel efficiency. Backed by a 1-year unlimited mileage warranty, this direct plug-in sensor guarantees reliable, hassle-free installation and long-lasting durability.

Specifications

ASIN	B07C8CSDM9
Best Sellers Rank	#2,244,860 in Automotive ( See Top 100 in Automotive ) #12,332 in Automotive Replacement Oxygen Sensors
Brand Name	THEBIGDEALS
Customer Reviews	4.4 4.4 out of 5 stars (534)
Manufacturer	THEBIGDEALS
Material Type	Lead
Measurement Accuracy	[high]
Model	T25717X
Mounting Type	Flange Mount
Number of Items	2
Output Type	Analog
Part Number	T257171X
Sensing Distance	17 inches
Specific Uses For Product	Oxygen Sensor
Style Name	Modern

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

View all Trustpilot reviews