The Bitcoin Discount
If you pay with Bitcoin, you can use the code below for a 6% discount on anything in the store.
theBTCstandard
2016-2021 F87 M2 Base part number I-75-BR
If you aren't sure what you want for spring rates, we recommend choosing a spring rate with BC Racing's included springs and driving for a day. Then chose a Swift spring upgrade based on your driving style and get an alignment.
Don't install these coilovers on factory worn out rubber mounts. The only spherical rear shock mount for these dampers in the world can be found here.
Default springs are 7kg on the front and 14kg on the rear.