M2 Competition (F87C)

MHD Tuning is introducing the latest and greatest MHD WIFI adapter: The MHD UNIVERSAL WIFI It’s the ultimate wireless connection method for tuning ...

Water/Methanol/Alcohol injection commonly referred to as WMI allow you to make tremendous amounts of power on pump gas. The effect is similar to ru...

Performance Gain: 15-20hp, 18-23ft-lbThe F8X M3/M4 intake system is one of our most ambitious intake systems to date. Every detail was taken into a...

Made with CSF’s AC condenser technology using a 1-row super-high pressure 26mm multi-channel microtube.Dual-pass high performance core with 10 cool...

2-row 42mm core (dual core) featuring CSF’s exclusive B-tube technology.Core features an ultra-efficient fin with 6.5mm fin height and multi-louver...

World’s 1st cast endtank designed top mount charge-air-cooler for the BMW S55 engine in the BMW F8x m3/m4 (F80 m3, F82/F83 m4)Multiple air dividers...

These are replacement connecting pipes for those discerning BMW F8X M3/M4 owners who have installed Active Autowerke's Equal Length Midpipe (patent...

Active Autowerke has been an industry leader in engineering high quality BMW performance products for over 39 years. Dedicated to improving enjoym...

NOW AVAILABLE WITH RESONATED CONNECTING PIPES. Active Autowerke has been an industry leader in engineering high quality BMW performance products f...

Active Autowerke has been an industry leader in engineering high quality BMW performance products for over 39 years. Dedicated to improving enjoym...

Quick Overview -S55 specific engineered Billet compressor wheel-S55 specific engineered HiFlow turbine wheel-Bulletproof heavy duty large pad ste...