Lower Spring Insulator (Rear) - BMW / E70 / E71 / F15 / F16 / X5 / X6The GENUINE part, as sold new by the dealer. Sold Each. Without M model, without adaptive drive. Part #'s 33 53 6 857 003 33 53 6 857 003 33536857003

The basic price is for Mild steel we also have a SS steel option in the drop-down

The FX300 is only recommended for the street and not for the track

Enhances the look of your car for a true custom look

5T engine is capable of supercar level horsepower on the stock engine and turbo reliably with a Stage 2 Tune alone

they are not recommended for street use

Recommended for high RPM use (over 7000 RPM)

This system can be ordered in single- or double- outlet form

The 54-13015S Dynamic Air Scoop fits the factory systems

APR LPFP ECU

Available to convert Track to SwitchPath and to convert Touring to Track

Stitching available in red or black

Part #   11-42-8-585-235 / 11 42 8 585 235 / 11428585235