Macht Schnell H20 Guage Bosses are made of high-strength aircraft aluminum 6061 alloy material, cut and machined using the most advanced manufacturing technology. They are designed to withstand high temperatures without compromising durability and reliability. After machining, bosses are then anodized for additional strength, anti-corrosion & wear resistance.
Perfect fit for the different hoses and is water-tight to prevent leaking. Heavy duty hose clamps included.
- 2008+ BMW E82 1-Series & 1M
- 2006+ BMW E9X 3-Series & M3