Description
ALL EFI Kit orders have a 3–4 week lead time and require a completed EFI Order Form emailed to us before we can begin processing the order. This kit is built to order.
1ZZ MR2 Spyder Adapter Kit
If your 1ZZ MR2 Spyder isn’t as much fun as it used to be and you’re stepping up to a turbo, supercharger, nitrous, bigger cams, or just want the factory airflow meter gone and real control over fuel and timing — this is the engine management that keeps up with it.
Fitment
1999–2007 Toyota MR2 Spyder (ZZW30), 1ZZ-FE. 5-speed manual, 6-speed manual, and SMT — the adapter passes the transmission wiring through unchanged, so one harness fits all three.
Why this kit
Bolt-ons don’t mean much without a brain behind them. The Haltech ECU gives you modern, reliable, tunable control for anything from a refreshed stock engine to a full race or boosted build — street, road course, or strip.
Chosen by EFI specialists
We run the Nexus T1 — successor to the Elite 550 — and the Nexus S2 after years of hands-on tuning on both. Haltech (est. 1986, Australia) has decades of championship pedigree. This adapter plugs into your factory engine harness, so there is no full rewire, and it removes the factory airflow meter.
Core advantages
- Internal 4 bar MAP sensor good up to 43 psi of boost
- Removes the factory air flow meter
- Onboard data logging (32MB) plus laptop logging
- 4D closed-loop boost control
- Launch control
- Short term and long term fuel trims
- Full 3D fuel and ignition mapping
- Complete tunability for naturally aspirated, turbo, supercharger, and nitrous
- Compatible with individual throttle bodies
- Flex fuel sensor capable for E85
- Variable cam control for up to 2 camshafts
- Knock sensor input
- Built-in WiFi and USB-C
- Water and environment proof (IP-66)
This kit includes
- Haltech Nexus T1 or Nexus S2 ECU — your pick above
- Haltech WB1 wideband O2 kit for closed-loop correction and data logging
- Made in the U.S.A. SNP adapter harness
- Startup base map — further tuning will be needed
This system manages anything from a stock or mild build that just wants the factory MAF gone, up to full race and boosted applications. Approximate install time 1–2 hours.
SNP Speed Innovations designed this kit for off-road use and it may not be emissions compliant.
Order Form & Installation Instructions
All EFI kit orders require a completed EFI Order Form before we can begin processing. Download it, fill it out, save it, and email it to tunedbygabe@gmail.com.
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