− Decrease quantity for Momentum GT Cold Air Intake System w/ Pro 5R Filter BMW X3/X4 M40i (G01/02) 20-23 L6-3.0L (t) B58 Quantity + Increase quantity for Momentum GT Cold Air Intake System w/ Pro 5R Filter BMW X3/X4 M40i (G01/02) 20-23 L6-3.0L (t) B58 Add to cart