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Free Shipping by DHL(3-4days to US&CA)
for Mack MP8 Volvo Truck D11 D13 D16 Nitrogen Oxide Sensor 21479638 21567764
Interchange part number:
21346959 21302275 21227721 20958942 S11390 22303390 21636091 21567764 21479638 5WK9 6644
NOX Nitrogen Oxide Sensor
Carry out factory inspection and performance test before shipment.
The difference between our high quality products and lower products:
The working environment is harsh need high quality requirements.Maximum exhaust gas temperature: Highest up to 800℃.We strongly recommend the high-quality version!
Advantages of HIGH QUALITY：
- Stable NOx readin
- High durability
- Longer service life
- The appearance is non-wearing, closer to the original
- Imported high-quality parts assembly
- Best package
— Diesel engine exhaust emission SCR system (meeting national IV, national V, and national VI emission STD) to measure NOx emissions
— Gasoline engine exhaust gas treatment system
— Power plant desulfurization and denitrification detection and control system
Some of our products are free shipping. For details, please refer to the product details page. The free shipping areas are as follows: United States, Canada, Australia,New Zealand.
Can I return an item that is defective,damaged,or I just don't want?WDPART offer 30-day guarantee on receipt, which means you can request a return within 30 days after your ordered. WDPART must be informed of any return requests within 30 days of the date the customer placing the order. For Warranty products (Replacement parts only.Original parts are of no return) returns follow instructions.
- Within 30 days after WDPART shipped out the goods,WDPART is responsible for all postage costs of reason “quality problem”or”wrong shipped”.
- The customer is responsible for all postage (Both we ship to you and your own return freight) and warehousing charges for "wrong purchase" or "no longer needed".
Please Contact us for Return in 30 days.
Please note parts must be in new condition. Parts will not be accepted for return if they have been installed or not in new condition.
PLEASE NOTE: Genuine/Original parts do not provide return or exchange service.
1.We have warehouses in USA and China,please contact us first for return or exchange.
2.We will send you the return adddress after confirmation then please waiting for the return.
3.After we receiving the return and checking the package that there is no problem,we will resend the order or make refund.
How to check freight?
Get shipping by adding the item into your shopping cart or check below. Estimated delivery time will depend on shipping service selected and receipt of cleared payment. Delivery times may vary.
What is the item warranty?
This part(s) is guaranteed to be free from defects and is covered by our Hassle Free One-Year Warranty, unless otherwise stated in Parts.
What happens if the item I ordered is not available?On occasion, an order may be delayed due to availability or other circumstances. In the event there is a change or delay in filling your order, we will notify you via phone, mail or email. We know that this can be inconvenient, so we offer one of the following alternatives as appropriate to your situation:
(1) Offer a BACK-ORDER and new estimated delivery date. You can wait for the new delivery or cancel the order for a full refund at any time prior to shipment.
(2) CANCEL your order. In rare situations, new circumstances may come to our attention after the placement of an order. Therefore we reserve the right to cancel your order for a full refund at any time.
How long does it take to ship out of the warehouse?
Orders ship out within 48-72 business hours on average. Due to the COVID-19 pandemic, please allow for some shipments that require additional transit time.
How can I get my items if I have a list to order?
Please email us about your item list. We will response you within 12 hours.
How long does delivery to my address take?
Delivery is determined by the type of shipping you go with. Normally, all orders are delivered within 3-7 business days. Many things can play a factor such as Location, Weather, and the items in the order. If you have any questions, please reach out to us before ordering.
How can I track my order?
You will receive an email with your carrier and tracking number. With tracking number or order number you can track the progress for your purchase. You can track your shipments at our website TRACK YOUR ORDER.
How can I get in contact with a sales representative in my area?
Contact us HERE.
Payment & Security
Vos informations de paiement sont gérées de manière sécurisée. Nous ne stockons ni ne pouvons récupérer votre numéro de carte bancaire.