No hassle
returns
Live in-stock
inventory
Save over
60% retail
You have no items in your shopping cart.
$48.06
In Stock (4)
Usually delivered within 2 days
Free Shipping
Part number: 21506
Product Details
NTK Oxygen Sensors 21506 NGK Oxygen Sensor - NGK/NTK Packaging
Products specifications
Location Upstream
Location1 Upstream
Location2 Right
Mounting Style Thread-in
Number of Wires 4
Oxygen Sensor Bung Included No
Quantity Sold individually.
Voltage Range 0-1 V
Wiring Harness Included Yes

NGK Oxygen Sensor is manufactured to control fuel and ignition system. It is constructed from durable material that is corrosion and abrasion resistant. This oxygen sensor features a sensor which is located before and after catalytic converter to check the amount of oxygen in the exhaust. It sends signal to the computer including air and fuel ratio timing in order to bring the engine into the optimum operating range.

  • Ensures longevity
  • Sensors checks for the amount of oxygen in the exhaust
  • Corrosion and abrasion resistant
  • Constructed from durable material
  • NGK # 21506
Reviews
Add your review
A
I was out of town, so I didn't have much time before my Dad's birthday to send something.. Unbelievably fast shipping! A++ The K&N air filter was the cheapest in the web!
B
SMOOTH TRANSACTION- you wont find all the items you need all in the same place elsewhere
S
Fast shipping and best price I found anywhere.
S
Great pricing,fast shipping!
Show All Reviews
Fitment
Cadillac Allante
1993 Cadillac Allante ALL / Base
Cadillac DeVille
1995 Cadillac DeVille ALL / Base / Concours
1994 Cadillac DeVille ALL / Base / Concours
Cadillac Eldorado
1995 Cadillac Eldorado ALL / Base / Sport / Touring
1994 Cadillac Eldorado ALL / Base / Sport / Touring
1993 Cadillac Eldorado ALL / Base / Sport / Touring
Cadillac Seville
1995 Cadillac Seville ALL / SLS / STS
1994 Cadillac Seville ALL / SLS / STS
1993 Cadillac Seville ALL / Base / SLS / STS
Oldsmobile Aurora
1995 Oldsmobile Aurora ALL / Base
Return Policy
Returns are easy at THMotorsports
Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy