E60 E61 (2003 to 2010)

Dinan's billet short-shifter kits effectively reduce the amount of throw necessary to make gear changes providing a sportier feel. Larger BMW models with larger gear boxes require more leverage to make the gear changes, which is why BMW employs different...

The tool the Dinan RandD team uses to measure boost at the same location as the factory BMW sensor. Get an actuate post intercooler reading on your boost gauge with 100% bolt on installation.Fits; BMW; 1 Series, 3 Series, 5 Series, 6 Series, 7 Series, M...

The Dinan Carbon Fiber Front Strut Tower Brace is built from aerospace quality aluminum and carbon fiber. The amazingly strong carbon fiber rods are held in place with black powdercoated forged aluminum ends connecting to the stock mounts. Adding this...

Dinan's high flow intake system for the 550 dramatically increases intake air-flow volume and velocity as well as ensuring the lowest possible intake air temperatures for maximum power gains, as well as improved throttle response. The system takes full...

Dinan’s High Flow Throttle Body improves intake air flow for additional horsepower and torque gains. The internal diameter of the stock throttle body is bored larger for a 9% increase in air flow area. The resulting increase in air flow provides more...

To fully enjoy Dinan performance spring sets we highly recommend pairing them up with our supplemental ride quality and handling kits. This additional kit includes tuned, progressive rate bump stops that maximize suspension travel on the lowered car for...