![Weld-On Flange Kit for HKS BOV Weld-On Flange Kit for HKS BOV](https://cdn11.bigcommerce.com/s-dhioy6s7py/images/stencil/300x300/products/444/13603/677541885045669471_weld-on-flange-kit-for-hks-bov-1__59269.1675283813.jpg?c=1)
Vibrant Performance Weld-On Flange Kit for Greddy Blow Off Valves are made from your choice of 6061 Aluminum or Mild Steel construction. Each kit includes an O-Ring for a leak free seal and also come with a radiused weld fitting that allows for a simple screw on of the matting flange; allowing for a convenient option to switch to a difference BOV down the road if you choose.