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Pretuned ECU for E36 (325i, M3)


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Bring your E36 to life with this fully tuned, daily driven, and track tested  performance chip. Ignition and fueling have been enhanced throughout the entire operation, from idle to red-line. AFRs set to a healthier and more power efficient ratio that increases power when needed, and economy when cruising. Every aspect has been analyzed, tested, and tuned into a daily-safe product that will still put the wow in your trousers.

This utilizes a refurbished Motronic 413 ECU 1994-1995 BMW E36 325i and M3 vehicles. Installed is a tune of your choice to accommodate whatever mods you have, whether that be a basic stock engine, or a wild full-race GT35R turbocharged time-attack machine.

Main features:

  • PLUG AND PLAY! Just plug it in and drive away!
  • Professional look and finish.
  • Lifetime warranty on the chip.
  • Guaranteed to work properly or your money back.
  • Cool stickers (everyone loves stickers).

ECU pictured with optional SSSquidBoard tune switching system.

Ask about our ECU buy-back program!

Stage 1

For use with mostly stock cars.
Rev Limiter: 7000/7200 (M50/S50)
Idle: 750rpm

Stage 2 –

For use with internally upgraded cars, such as BimmerHeads 274 cam, rockers, valve springs, etc. Please specify all mods during checkout!
Rev Limiter: 7400/7500 (M50/S50)
Idle: 850rpm

Stage 3, SC, and TC-

Full race, please contact us first!

Additional information


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Injector Size (lb/hr)

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