NPN Classics
SIB2-R – BMW E28, E24, E23 SI Board Replacement
SIB2-R – BMW E28, E24, E23 SI Board Replacement
Upgrade your classic BMW E28, E24, E23 with our modern, battery-less Service Interval (SI) Board, designed as a direct replacement for the early-model E28, E24, E23 instrument cluster (9 SI LEDs). Say goodbye to leaky NiCd batteries, failed service lights, and erratic gauge behavior - this advanced solution ensures reliable performance, extended lifespan, and hassle-free operation.
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- ✔ Premium quality
- ✔ Made in EU
- ✔ Secure payments
Many early BMW E28s suffer from faulty SI boards due to aging NiCd batteries that leak and damage the circuit. Instead of struggling with unreliable repairs, upgrade to our battery-less SI board for a permanent, worry-free solution. Enjoy a restored instrument cluster with full service indicator functionality and improved durability.
Why Choose Our SI Board?
• Battery-Less Design – No more NiCd battery leaks or failures, ensuring long-term reliability.
• Direct Plug-and-Play Replacement – 100% compatible with early BMW E28 clusters (9 SI LEDs).
• Fully Functional SI Indicator Lights – Maintains original service interval functionality.
• Improved Circuitry & Build Quality – Enhanced reliability compared to OEM SI boards.
• Fixes Common Issues – Eliminates NiCd battery leaks, non-resetting service lights.
• Long-Lasting Performance – Designed to work flawlessly without the need for battery replacements.
• Includes Installation Hardware – Comes with 3 brand-new replacement screws (to replace rusted originals) and a new pin header (to replace possibly corroded Pin Header on the mainboard).
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)
Installation
Installation
- Plug-and-play design
- Includes pin header for soldering (on demand)
- 7 no modifications required
What's in the box
What's in the box
- 1x SI 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.
