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with a map switch in the provided mobile app
is purposeful in a different way
Inlet piping addresses system restriction
Dinan: 80in² per side) for optimum flow
46% increase in filter area (stock: 51in²
DINAN STAGE 1 PERFORMANCE ENGINE SOFTWARE TUNE- BMW 'F' CHASSIS N55 ENGINE (NON-M2 / X4 M40I) AUDI with a map switch inDinan has a long and storied past when it comes to engine tuning having introduced our first engine performance chip in the mid 80's over 3 decades ago. From those early years with chips, followed by engine software and then to our own external control modules we have become experts in nearly every possible way to extract safe, reliable power from the factory powerplant. While we have long preferred the unheard of control and sophistication capable of
