NPN Classics
SIB2X-D – BMW E28, E24, E23 SI Dummy Board
SIB2X-D – BMW E28, E24, E23 SI Dummy Board
Tired of dead gauges caused by leaked SI board batteries? The SI Dummy Board is your no-fuss solution.
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- ✔ Premium quality
- ✔ Made in EU
- ✔ Secure payments
Designed for BMW E28, E24 and E23 clusters, this board restores all essential instrument functions without the complexity or cost of a full SI board replacement.
What it does:
• Bypasses the failed SI board and alkaline batteries
• Restores tachometer, fuel economy gauge, and other cluster functions
• Plug-and-play fit (OEM-style compatibility)
What it doesn’t do:
• No Service Interval calculation
• No SI LEDs control
This board is ideal for budget-conscious or minimalist builds where SI functionality isn’t a priority. If you want a clean, working dash without worrying about interval lights, this is the board for you.
Straightforward. Reliable. Affordable.
Upgrade your BMW’s reliability today - order now and eliminate SI board failures for good!
Compatibility
Compatibility
- BMW E28 / E24 / E23 (Early Models with 9 SI LEDs)
Specifications
Specifications
What it does:
- Bypasses the failed SI board and alkaline batteries
- Restores tachometer, fuel economy gauge, and other cluster functions
- Plug-and-play fit (OEM-style compatibility)
What it doesn’t do:
- No Service Interval calculation
- No SI LEDs control
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 Dummy Board (Direct Replacement for Early BMW E28, E24, E23 Clusters)
- 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.
