Flanged Stainless Transition / reducer, 3" to 4"

Flanged Stainless Transition / reducer, 3" to 4"

  • $69.00 USD
    Unit price per 


Flanged transition for downpipe use, 3" to 4" stainless tubing TIG welded to flange of choice. Options are 3" V-band (carbon steel) or GT 4 bolt 3" (carbon steel)

Flange option:

  • 3" V Band (3.75" OD)  SUS
  • GT V-Band (90mm OD) Flange - No lip (Flat - No center ring) SUS
  • GT V-Band (90mm OD) Flange - Protruding lip (78mm Center ring) SUS
  • GT V-Band (90mm OD) Flange - Protruding lip (81mm Center ring) SUS
  • T31 (3.10" OD) V-Band SUS
  • 2.5" V-Band (3.10" Flange OD) SUS
  • 3" GT 4 Bolt (Larger 4 Bolt - Coned out Housing outlet)

Add on

  • 4" side blank
  • Add Weld 4" stainless v-band flange to 4" end
  • weld the v-band onto the 4" side and leave the 3" side blank