Dinan® Performance Engine Software/Boost Upgrade for BMW E60 535i E89 Z4 (N54) Stage 2
Benefits of the Stage 2 Dinan Performance Software Upgrade:
+ Max gain of 30 HP and 38 lb-ft of torque over stage 1 when used in conjunction with the Dinan exhaust, and oil cooler.
+ Top Speed Governor Removed
+ Factory Matching Warranty (4year/50,000 mi)
+ Properly Returned Fuel Mixtures
+ Remapped Water Pump Speeds to control engine temp
+ Oil-Cooler Required
Category: Z4
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