Bilstein B4 13-14 BMW 335xi / 320xi / 328xi / 428xi Front Left Twintube Strut Assembly 2020-infiniti-q50-esi1139722 s roll stiffness

s roll stiffness

we also developed an application specific mounting bracket that also serves as a diversion panel to further improve the airflow through the cooler

Our SPL Parts FKS GTR R35 Rear Upper Control Arm Monoball Bushings (RUAB) replace the stock mushy rubber bushings with low-friction articulating spherical bearings

This Axle-Back exhaust system is engineered for performance and has our mild Touring sound with no drone

Fully forged steel contruction for maximum strength

Bilstein B4 13-14 BMW 335xi / 320xi / 328xi / 428xi Front Left Twintube Strut Assembly 2020-infiniti-q50-esi1139722 s roll stiffnessBMW 320i xDrive 2018 2013; 328d xDrive 2018 2014; 328i GT xDrive 2016 2014; 328i xDrive 2016 2013; 330i GT xDrive 2019 2017; 330i xDrive 2019 2017; 335i GT xDrive 2016 2014; 335i xDrive 2015 2013; 340i GT xDrive 2019 2017; 340i xDrive 2018 2016; 428i xDrive 2016 2014; 428i xDrive Gran Coupe 2016 2015; 430i xDrive 2019 2017; 430i xDrive Gran Coupe 2019 2017; 435i xDrive 2016 2014; 435i xDrive Gran Coupe 2016 2015; 440i xDrive 2019 2017; 440i xDrive