http://www.extremepowerhouse.com
WE NOW OFFER 6 MONTHS NO PAYMENT, NO INTEREST
ON ALL PURCHASES OVER $99
Stage 1:
BMS JB Stage 1 ~50 whp (Ability to increase boost and add more power using the BMS data cable)
$379 shipped. Link:
http://www.x-ph.com/bms-jb-2015-m3-m4-stage1-tuner/
Active Autowerke Active-8 Tuning Box ~75 whp
$995 shipped. Link:
http://www.x-ph.com/active-autowerke-active-8-tuning-box-for-f8x-m3-m4-s55/
AFE SCORCHER Module ~65 whp
$569. Link:
http://www.x-ph.com/afe-scorcher-module-bmw-m3-m4-f80-82-83-2015-l6-3-0l-tt-s55/
ESS S55 E-Tronic Tuner ~75 whp
$995 shipped. Link:
http://www.x-ph.com/ess-s55-e-tronic-tuner/
Stage 2:
BMS JB4 ~200 whp
$799 shipped. Link:
http://www.x-ph.com/jb4-bms-m-tuning-for-the-f-series-m3-m4-beta/