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HE351 to 4 Inch Exhaust Flange

This flange clamps to the back of the HE351 turbo and allows you to weld a 4 inch pipe on it. This flange is 4 3/8" OD

3rd Gen HE351 Flange

  • Used on 3rd Gen S300's
  • 4 3/8th's OD
  • For use with 4" Downpipes
  • 3.50" pipe will fit on the inside of the flange
  • Mild steel weld flange
Lame California Prop 65 Notice
Tags: he351 , exhaust , adapter , flange