The Emtron Honda L15B Terminated Harness Kit is a professional plug-in engine control unit (ECU) from Emtron. It has 1 onboard wideband lambda input. List price is US$4,385. 2 sellers list it from US$4,385 to US$4,528.
Prices checked . Specs from Emtron's published data.


Key specs
DBW = drive-by-wire throttle channels · λ wideband = onboard wideband lambda (oxygen sensor) inputs · CAN = controller area network buses.
Features
- ?Drive-by-wire
- ✓Onboard wideband
- ?Knock control
- ?Flex fuel
- ?Traction control
- ?Launch control
- ?Boost control
- ?Gearbox control
- ?Onboard logging
- ?Ethernet
- ?USB
- ✕Built-in display
✓ published · ✕ not offered · ? not published. Some features, like traction control and launch control, mean different things by brand. See the glossary.
Details
- Highlights
- Fits: Honda L15B engine swaps. Not a plug-in to a car's factory harness: a complete new engine harness for L15B swaps. Kit includes an Emtron ECU (model not stated), ELC1 lambda-to-CAN, GDI driver box and terminated harness. Harness uses Tefzel wire in Raychem DR25 with a firewall bulkhead connector. Breakouts for dash CAN, interior and engine-bay expansion, throttle pedal, vehicle speed and the ELC1. A base file and wiring schematic are available for the standard engine.
- Software
- Emtune (free)
- Links
- Product page ↗Price source ↗
- Fits
- L15B swap
- Tuning
- Find a Emtron tuner with a dyno
- Maker
- Emtron: history, software and every model
Where to buy the Honda L15B Terminated Harness Kit
2 sellers found
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Prices as shown on each seller's site on , in their own currency, converted at 14 Oct 2026 rates. Shipping, import duty and tax vary. Check with the seller before you buy.




