Professional ECU Software · Trusted in EU

Premium ECU Tuning
Software for Pros

Industry-grade tuning, IMMO OFF and diagnostic tools. Instant digital delivery, secure Stripe checkout, real Telegram support — built for tuning shops and ECU specialists.

Browse Software See Bundles
Instant digital delivery Stripe-secured checkout Telegram & email support Lifetime licenses
Real customers. Real feedback. Read the reviews ↗
Live · WinOLS 4.7 PRO
WinOLS 4.7 PRO · 4-in-1 Bundle29,99€
Get the bundle ↗
Built on trusted infrastructure
5+
Pro tools available
15min
Avg. delivery time
100%
Stripe-secured
EU+
Customers served
01 / Software collection

Software Catalog

Hand-picked, tested, and ready to deploy on your bench. Limited stock per license.

05 / TOOLS AVAILABLE
ECU Checksum Correction Tool — KESS, KTAG, MPPS Workshop pick

ECU Checksum Correction

Fix and validate BIN files post-remap. KESS, KTAG, MPPS · BMW, VAG, Volvo, Bosch.

49,99€ Only 2 left
Buy Now

Not sure which software fits your setup?

Ask me on Telegram ↗
02 / The BlackNode standard

Why BLACKNODE

Curated software for ECU tuners and diagnostic professionals. Every product tested, every download instant.

Industry-grade tools

Professional software actively used by tuning shops and ECU specialists across Europe.

Instant delivery

Download links delivered within minutes via secure email and Telegram — usually under 15 min.

Stripe-secured payments

Every payment processed by Stripe. We never see, store or touch your card details.

Real Telegram support

Talk to a technician — not a bot. Installation help, license activation, troubleshooting.

03 / Customer feedback

What customers say

Feedback from tuners and workshops across Europe.

★★★★★

"Everything worked from the first moment. WinOLS installed without issues and the license activated instantly. Exactly what I needed for my tuning workshop."

MK
Marco K.
Tuning Shop Owner · Germany
★★★★★

"Professional tools, instant delivery. The ALLDATA database saved me hours of searching for wiring diagrams. Telegram support replied in minutes."

AR
Andrei R.
Diagnostic Technician · Romania
★★★★★

"The checksum tool covers every ECU type in my fleet. Reliable software, fair price, no nonsense. Will buy again."

JL
Javier L.
Fleet Manager · Spain

More feedback from our eBay buyers

See feedback on eBay ↗
＋ Positive feedbackebay

“everything ok and quick shipping/download possibility, thank you”

freedigital2011
Verified purchase on eBay
＋ Positive feedbackebay

“Funktioniert wie soll, alles okay! Vielen Dank! TOP*****”

mechanic_tg
Verified purchase on eBay
04 / Before you buy

Common questions

Quick answers — see the full FAQ for more.

How is the software delivered?

After payment, you receive a download link by email and Telegram within 15 minutes. Each package includes installer, license file (when applicable) and step-by-step instructions in English.

Are the licenses one-time or subscription?

Every product on BLACKNODE is a one-time purchase. No subscriptions, no recurring fees, no time limits.

Which operating systems are supported?

All products run natively on Windows 7, 10 and 11. macOS and Linux are not supported. No virtual machine required.

Do you support KESS, KTAG, MPPS or J2534?

Yes — DaVinci, ECU Checksum and the WinOLS bundle integrate with KESS, KTAG, MPPS and J2534 hardware workflows.

What is the refund policy?

Digital goods are non-refundable once delivered, except in cases of unsolvable technical issues. We troubleshoot on Telegram within 14 days; if we cannot get your software running, we issue a refund. See the Refund Policy.

05 / Direct support

Need help?

Installation, licensing or compatibility questions — we respond within minutes.

Our support team is on Telegram during business hours (CET) and via email 24/7.

Telegram Support focuslocalaiagency@gmail.com