Enhance your BMW's performance with Supertech high-performance valve spring kits

NOTE: not compatible with OEM M56 "coupling-type" fuel injectors

As many of these vehicles see frequent track time

suspension geometry can be adjusted to the requirements of the tires and the intended use

these valves are manufactured to perform under the toughest conditions

Garrett G-Series G40-900 11340039494 Enhance your BMW's performance withGARRETT G40 900 62MM Horsepower: 500 900 Displacement: 2. 0L 6. 0L Features G Series compressor aero increases flow up to 32% (compared to GTX4088R) 62mm and 71mm compressor inducer sizes Dual ceramic ball bearing with steel cages G Series turbine aero increases flow 16% (compared to GTX4088R) Inconel turbine wheel with 77mm inducer flows up to 43 lbs min Lightweight aluminum backplate Fully machined speed sensor and pressure ports Water fittings