BMW E-Chassis 68mm Motorsport Hardware Black Race Stud Kit 12×1.5 Available Coupon Code:"M3List" (Enter manually at checkout) They have been extensively road

They have been extensively road and dyno tested

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Some items used and/or installed by PRO TUNING FREAKS may void portions of your vehicle’s factory warranty

This supercharger kit will produce 525 horsepower and 335 ft

Adding a downpipe will not only increase airflow through the exhaust

BMW E-Chassis 68mm Motorsport Hardware Black Race Stud Kit 12×1.5 Available Coupon Code:"M3List" (Enter manually at checkout) They have been extensively roadLife made easy. The extended stud kit makes it a breeze for taking your wheels on and off during those track days or standard maintenance. You can select multiple options on their website from adding spacers, lug nuts, colors and more. This extended conversion kit is made for the BMW E Chassis series. Perfect for Track Race applications! Manufactured to meet ISO TS and TV standards Fast start nut installation 121. 5 Thread Made in Europe OEM Style