NPN Classics
SIB2-BT Bluetooth BMW E28, E24, E23 SI Board Replacement
SIB2-BT Bluetooth BMW E28, E24, E23 SI Board Replacement
Upgrade your classic BMW instrument cluster with the SIB2-BT — a modern battery-less Service Interval board featuring Bluetooth connectivity, configurable service intervals, adjustable LED behavior and integrated shift light functionality through the NPN Dash app.
NOTE: Lead time for preorders is 1-2 weeks.
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- ✔ Premium quality
- ✔ Made in EU
- ✔ Secure payments
The SIB2-BT is a modern battery-less, Bluetooth replacement Service Interval board for classic BMW instrument clusters with 9 SI LEDs.
Built as an improved version of the SIB2-R, the SIB2-BT adds Bluetooth connectivity and support for the NPN Dash mobile app, allowing wireless configuration, monitoring and LED control directly from your phone.
Key Features
• Plug-and-play replacement for the original SI board
• Battery-less modern design
• Bluetooth app connectivity via NPN Dash
• Configurable service interval system
• Integrated shift light functionality
• Adjustable LED behavior and display modes
• LED test and showcase functions
NPN Dash App Integration
The SIB2-BT works with the NPN Dash mobile app, allowing wireless configuration and monitoring via Bluetooth.
Using the app, you can:
• Monitor and reset service intervals
• Configure shift light settings
• Adjust LED behavior
• Run LED test and showcase functions
• View device information
Designed for classic BMW enthusiasts who want modern functionality while preserving the original cluster appearance and character.
Compatibility
Compatibility
- BMW E28, E24, E23 (Early Models with 9 SI LEDs)
Installation
Installation
- Plug-and-play design
- No modifications required
- Includes pin header for soldering (on demand)
What's in the box
What's in the box
- 1x SI Board (Direct Replacement for Early BMW E28, E24, E23 Clusters)
- Bright LED board
- 3x Replacement Screws (for rusted originals)
- 1x New Pin Header (to use on demand)
- 1x Replacement guide
FAQ
FAQ
- How long does shipping take?
Orders are usually shipped within 1–3 business days unless otherwise specified in the product listing. Standard delivery time is 1–2 weeks within Europe and 2–5 weeks outside Europe. Express delivery takes 2–5 days. - Do you ship worldwide?
Yes, we ship to most countries around the world. All orders are shipped from Lithuania (EU). - Will I be able to track my shipment?
Yes, all shipments are tracked. You will receive a tracking number once your order has been dispatched. - Will I have to pay customs duties or import fees?
Orders shipped outside the European Union may be subject to local customs duties, taxes, or import fees. These charges are the responsibility of the buyer. - What is your return policy?
We accept returns within 30 days of delivery, provided the item is unused and in its original condition. Please contact us before returning an item for instructions. - Does this battery-less SI board reset the same way as the original one with batteries?
Yes, it resets the same using a BMW reset tool. - Does the Battery-Less Replacement SI Board (SIB2-R) maintain all gauge functions without the original batteries?
Yes - all gauges and full Service Interval functionality remain operational. The SIB2-R stores data without batteries, making it a complete replacement for the original SI board.
