Dinan

From the factory, the plastic inlets are limited and allow very little volume to pass as they neck down dramatically to the turbochargers themselves. This reduction stifles flow and increases the...

Dinan's Performance Spring set for the G30 M550i provides greater control over body roll by virtue of carefully calibrated spring rates. Additionally, Dinan lowers the car for improved suspension...

Internally, the exhaust is typical of other Dinan exhausts and is designed to improve exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is...

Internally, the exhaust is typical of other Dinan exhausts and is designed to improve exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is...

This full mid-section kit removes the hydro-formed factory center section, including the resonator, and replaces it with larger 3" T304 stainless steel tubing for freer flowing capabilities. In place...

Dinan's Performance Spring set for the G01 X3 M40i and G02 X4 M40i provides greater control over body roll by virtue of carefully calibrated spring rates. Additionally, Dinan lowers the car for...

With the outward styling and look enhanced, improvement upon the raspy sound of the S55 motor was necessary. To accomplish this an overhaul of many facets of the stock system needed to happen. The...

Beyond sound suppression the OEM intake resonator also hinders flow with its disruptive multi-directional flow path. This obstructive factory component is instead replaced by larger diameter,...

Beyond sound suppression the OEM intake resonator also hinders flow with its disruptive multi-directional flow path. This obstructive factory component is instead replaced by 76mm diameter, durable,...

While looks are important, the auditory advantages are what any enthusiast is truly after with an exhaust system, and the Dinan offering for the G01/G02 M40i platform delivers in spades. For not only...

While looks are important, the auditory advantages are what any enthusiast is truly after with an exhaust system, and the Dinan offering for the G01/G02 M40i platform delivers in spades. For not only...