STM Billet Welding Purge Block for 2022+ WRX Turbo Outlet Flange Akrapovic This thoroughly proven spring set

This thoroughly proven spring set has powered 4g63 vehicles ranging from 6-second drag cars to high-mileage everyday drivers

OE Style Fitment:

• Walbro 450 LPH E85 Fuel Pump (F90000274)

Understated and sharp

2019-2020 BMW M4 CS (F82)

STM Billet Welding Purge Block for 2022+ WRX Turbo Outlet Flange Akrapovic This thoroughly proven spring setThe STM billet purge clamping block for 2022+ VB WRX turbo outlet flanges allows us to securely bolt a flange and easily evacuate oxygen while welding to ensure a clean, solid weld and prevent warping. The aluminum block helps draw heat away from the flange while welding and you can bolt the flange securely to the block to prevent warping. Comes with 1 8" NPT threads to accept your purge fittings. These are the same purge blocks our fabricators use