Dinan Stage 2 Performance Engine Software/Boost Upgrade for BMW E89 Z4 sDrive35is (N54)

Special Note: Only works with models up to the 2014 model year.
Product Description

 Dinan software actually increases water pump speeds as boost pressure increases. And as always, Dinan matches the new car warranty coverage for up to 4 years or 50,000 miles, including the possibility of consequential damages. No one offers better performance or backs it up with such comprehensive warranty coverage.

When BMW creates a software update so do we. Dinan will make software available at no charge to keep your car running as well as it possibly can.

Benefits of the Stage 2 Dinan Performance Software Upgrade:

+ Max gain of 61 HP and 80 lb-ft of torque over stock
Top Speed Governor Removed
Factory Matching Warranty (4year/50,000 mi)
Properly Returned Fuel Mixtures
Remapped Water Pump Speeds to control engine temp


  •  2011-2016 Z4 sDrive35is E89 Roadster
Product Specifications
Labor Hours/Installation Hours 1.00
Emission Status 50 State Emissions Legal for Model years 2011-2014.
California Air Resources Board Executive Order Number D-176-39.
Currently 49 State Emissions Legal for 2015 model vehicles.
Max HP Gain 61
Max Torque Gain 80 @ 4000
Peak Horsepower 378 @ 5700
Peak Torque 415 @ 4300
Peak HP Gain 36 @ 5700
Peak Torque Gain 74 @ 4300
Factory Rated HP 320 @ 5800
Factory Rated Torque 332 @ 1500