All struts are made of structural steel, which ensures adequate strength and stiffness. Each strut is powder coated in black mat, under the paint there is a zinc primer to prevent corrosion Dedicated to: Honda Civic V V Main advantages and reasons for using struts: stiffening the car body better cornering recommended for sports suspension improves driving comfort prevents cracking of the front windows recommended in every older car prevent the sockets from collapsing Note: Engines with horizontal and vertical d15 d14 throttle etc. All struts are made of structural steel, which ensures adequate strength and stiffness. zinc primer, which prevents corrosion.Dedicated to: Honda Civic V V Main advantages and reasons for using struts: stiffening the body better cornering recommended for sports suspension improves driving comfort prevents cracking of the windshield recommended in every older car prevents Sagging Note: Engines with horizontal and vertical throttle d15 d14 etc.