1991 BMW 850i E31 Xtreme EPROM Performance Transmission Chip

STAGE 3 Xtreme EPROM PERFORMANCE RACE CHIP

Designed for the 1991 BMW E31 850i

CHIP TUNING

Stage 3 Xtreme Chip – Engineered specifically for Your Vehicle

This chip upgrades the stock transmission ECU software, providing smoother shifting.

Works with Transmission ECU code model:
ECU 0.260.002.125

Compatible with Automatic transmissions only

Unlock your vehicle’s hidden potential! Typical gains include:

• Smoother Shifting
• Improved Acceleration
• Better 0-60 Times

Includes everything needed to install

• 1  Stage 3 Xtreme EPROM Module, Custom programmed for YOUR vehicle
• 1  Instruction / Install Sheet
• 1  Antistatic Bag

Frequently Asked Questions

Do I need any special tools or automotive knowledge to install?

• No – the Xtreme Chip  is 100% plug and play.
• It is tuned for your specific vehicle make and model.
• Beware of for cheap $10-50 mega horsepower products. They are fake and are a plastic box with a .10 cent resistor.

Does this product work with automatic and manual transmissions?

Automatic only.

Will this product void my warranty?

• No it will not void your warranty, many dealers frown on performance upgrades.
• However, the manufacturer cannot void your warranty for adding aftermarket parts.

Can this harm my engine or vehicle electronics?

• No. Our products have been dyno tested and proven to work with no negative effects on the vehicle.
• We guarantee this!