MAD N54 Charge Pipe BMW 135 335 Tial Flange msl The increase in spring rate

The increase in spring rate is based on the upper limits of the vehicles factory shock valving

X Pipe + Test Pipes

Enhance the appearance of your F30/F31 3 Series with our performance style diffuser

1 1600 5x120 / 72

Equipped with unibody ABS surrounds mirroring the OEM BMW Grilles

MAD N54 Charge Pipe BMW 135 335 Tial Flange msl The increase in spring rateUpgrade from the stock BMW n54 charge pipe to the MAD N54 charge pipe for maximum airflow and reliability! The stock BMW N54 charge pipe is plastic and prone to failure. It's only a matter of time before the charge pipe to break. The MAD N54 charge pipe is a strong aluminum piece; it will provide better airflow and won't fail, and fits like stock. The MAD charge pipe retains the BMW C clip and O ring for the best fitment. Do not forget to move them