90-92 BMW 525i E34 Performance Chip

This is a high performance Chip for either Manual or Automatic transmission cars (Non-Turbo). It will fit 1990 through 1992 models. Included with this chip, is an extra socket (in case you need it) and detailed installation instructions.

Great price for an item that retails $250.00 on other stores! Get it here for much less! You will be surprised and satisfied with the results obtained as soon as you install this chip!!!

It's time to unleash the power that is hidden under the hood of your vehicle!!!

Insurance is available, but optional. Please look at the bottom of this page for details.

Details:

• Fuel and Ignition Tables were remapped and optimized for producing more horsepower and torque.
• Revlimit (Red line) was raised up to 7000 RPMs

*** If your ecu number is not listed above, please use the search box at the top of this page. Enter your ecu number and click the "search" button to find the correct chip for your ecu.

Location of the ecu (E34):



Location of the ecu (E36):



FAQ
(Frequently Asked Questions)

Q. What are these chips and what they do?

A. These chips are memory devices called EPROM. They contain and hold the program that will be run in your car's computer. These chips, are modified on their program code so the engine can deliver more horsepower and torque than it currently would with the factory program.

Q. Are these chips vehicle or application specific?

A. Yes. They will only work with the models or applications listed here. Using otherwise, either won't work or might be unsafe.

Q. How can I identify my computer?

A. To identify your computer (ecu), you must look at the computer's top cover label. The number should be similar to the following format:

0 261 200 403

Because of the last three numbers, it is called the "403" ecu. To help locating your computer, please refer to the above illustration. It is located bellow the passenger side wiper assembly, on the engine bay (under the hood).

Warranty

All chips are guaranteed for one full year after transaction completion. Warranty will be voided if the item is damaged because of mishandling or any other external cause, like static electricity, wrong installation, been used in the incorrect application or ecu, been soldered directly and damaged by overheating or been used in any other way than intended.

0261200403 0 261 200 403 0-216-200-403