Flow-Lock interlocking system allows for assembly of the diffuser fins without the need for tools or fasteners. With a simple push and click the kit is assembled and ready for installation - this allows for zero exposed hardware giving you the cleanest look for your AW Polo GTI rear. No more ugly L-brackets and no additional exposed hardware, experience the Flow-Lock difference today!
Valance is installed to the car through bolts and nuts while the Flow-Lock diffuser fins simply click and lock into the valance. It is also possible to install when your car is on the ground.