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Flanged Stainless Transition / reducer, 3" to 4"


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


  • Note: Products sold through this website that do not bear the Exoticspeed Brand name are serviced and supported exclusively by their manufacturers in accordance with terms and conditions packaged with the products. Exoticspeed Limited Warranty does not apply to products that are not Exoticspeed-branded, even if packaged or sold with Exoticspeed products. Please contact the manufacturer directly for technical support and customer service.
  • Warranty: One year
$69.00 USD
Available Options

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