Online EU Red KESS Full 2020 KTAG V5.017 V2.53 5.017 Master Chip Tuning Kit 2.25 KTAG V7.020 V2.25 Auto Car ECU Key Programmer

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Estimated Delivery Date: Thursday, Oct 13

Due to high demand, please allow at least 2-4 weeks for delivery.

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Product Details

Online EU Red KESS KTAG V5.017 V2.53 KESS 5.017 full 2020 Master Chip Tuning Kit V2.25 KTAG V7.020 V2.25 Car ECU Key Programmer

Differences from V2.53/V2.25:

1.V2.53 add much more car models and ecu protocols than V2.25,even can support some vehicles untill 2017!

2.V2.53 Fixed checksum bugs


1.V2.53 can work well with EU RED KE-SS (FW:5.017),butcan not work withEU RED K-TAG(FW:V7.020)

2.V2.53/V2.25 both areno token limited,and online version with internet available!

3.V2.53 and V2.25 can be installed in same PC

4.If there is a problem with the CDs,you can contact us,we can provide Mega link to download

5.If you want to Know more about these products,please contact us any time!

Complete components for our Ke-ss

1. WFS=Infineon, BCR112 NPN Digital Transistor

2. Using imported Japanese Murata filter NFE61PT472C1H9I(Many fake filters will cause some ECUs to not support, but we are real)

3.The left upper comer and the lower right comer notch size is not the same

4.27E=ON Semiconductor NUP2105LT1G

5. A6c=MMUN2113LT1G/MMUN2113LT3G

6.K5B=BC807-25-7-F PNP Bipolar Transistor

7.6DW=NXP BC817, 215 NPN Bipolar Transistor

Features for KE-SS/KT-AG ECU Tool:

1.Check of the battery voltage in real-time

2.Full Recovery function in case of problems

3.Automatic correction of the Checksum

4.Boot-loader mode supported

5.Management of the programming counters

6.Scantool function to remove DTC

7.Several options of reading/writing speed

8.Option to write full file / section of the map

9.Full integration with ECM Titanium

Unlimited EU Red Onliner Version KE-SS/K-TAG:

KE-SS SW:2.53 FW:V5.017

K-TAG SW:2.25 FW:V7.020

KE-SS/KT-AG Support list:

Model:Car/Truck/Tractor/Motorcycle etc.

System:Win XP/7/8/10


Different connection methods:

1.Ke-ss can connect to the ECU via OBD2/Link to ECU

2.K-TAG can only connect to the ECU via Chip

FAQ Frequently Asked Questions:
1.About Oversea Local warehouse
Q: What is the advantage of Oversea Local warehouse?
A: 2-5 days Fast delivery from ES/PL/RU,We had pay for the Tax , take it easy !
2. About KE-SS and KTAG
Q: What is the difference Between KE-SS and KT-AG?
A: KE-SS has OBD function, but Kt-ag has no.
Q: How to do checksum for KE-SS? Does the KE-SS automatically re-write it?
A: After reading the software, the device will automatically do checksums.
Q: “Connections not established”?
A: Please check whether you install the KE-SS driver well in device manager
Q: After I open “KSuite.exe” and try to run KE-SS, all of the following icons are gray and locked, I can’t do any thing
A: Please check whether you install the KE-SS driver well in device manager
Q: checksum error?
A1: please search the software” microsoft visual C++ 2005, 2008, 2010″ on google, then install it on your computer, then it can solve this problem.
A2: Contact seller to get updated DLL file to replace dll files in installation file.
Q: Wake up error?
A: It may be a gasoline car, and the customer chooses a diesel car.
please check the connection with ECU and power supply.
And also try to uninstall the software and install it again.
If all is ok and still same error, please try a new KE-SS sd card.
Q: external exception EEFFACE?
Please use our device and software only. if you use other software with this device or use other device with our software, it may cause this problem.
A: Please uninstall and delete software.
Paste the software to computer C: then run it.

1 x Main Unit

1 x 144300T 104

1 x 144300T 103

1 x 144300T 101

1 x 144300T 106

1 x 144300T 102

1 x 144300T 105

1 x 144300T 100

3 x Chips Inside

1 x Multi-Color Cable

1 x USB Cable

1 x Power Adapter

1 x CD

1 x Carton Box Outside

Package includes:

1 x Main Unit

1 x 144300T 104

1 x 144300T 103

1 x 144300T 101

1 x 144300T 106

1 x 144300T 102

1 x 144300T 105

1 x 144300T 100

3 x Chips Inside

1 x Multi-Color Cable

1 x USB Cable

1 x Power Adapter

1 x CD


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  • 100% Satisfaction Guarantee: All our products are backed with 60-day money back guarantee. If for any reason you’re not completely satisfied with your purchase, contact us for a product refund. We’ll be more than happy to assist you.
Shipping & Payment

Shipping and delivery

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

Refunds & returns policy

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of aliexspresgoods (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.


How much do you charge for shipping?

We provide free shipping to over 200 countries around the world*
*with some exceptions

Will I be charged any shipping, customs or duties fees?

No, the price you see is the price you pay - you won't be charged any extra fees.

When will you ship my order?

If you order an in-stock item, we’ll ship it within 3 working days.

How long will my order take to arrive?

Orders are shipped by EMS or USPS. Typically, delivery takes 5-20 working days after dispatch, but it may take longer due to factors beyond our control.

Do you provide tracking information?

You will receive your tracking information within 3-5 working days. But sometimes tracking might not be available if free shipping applies. In this case, please contact us at support@aliexspresgoods.com

Can I cancel my order?

You can change or cancel your order within 12 hours. Please contact us at support@aliexspresgoods.com

About Us
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