TT Stainless Race Headers Tri-Y for Mk1 16V. Fits all Mk1 chassis with 16V engine. Primary pipe diameter: 1.750 inch. Secondary pipe diameter 2.0 inch. (Header wrap is not recommended). HD or Race engine/transmission mounts are recommended. Exit pipe diameter is 55mm exit and fits our 16v MK1 systems. Race headers have no warranty.
Note: Works with both standard (220mm) and tall (236mm) blocks -compatible with OEM Style front sway bars.