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Honda S2000 Forward Facing Twinscroll EFR Turbo Kit

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Honda S2000 Forward Facing Twin Scroll BorgWarner EFR Turbo Kit

Not legal for use on pollution controlled motor vehicles in the United States Learn more
This policy only applies to installers and/or users who are in the United States. Customers who reside in other countries should act in accordance with their local laws and regulations. This product is for racing competition only and is not legal for use on highway or street vehicles, or other non-racing competition off road vehicles. Some Full Race Motorsports upgrades may solely be used on vehicles in sanctioned competitions which may never be used upon a public road or highway, unless permitted by specific regulatory exemptions (such as a CARB E.O.). For state specific details please visit the following website: It is the responsibility of the installer and/or user of the product to ensure that it is used in compliance with all applicable laws and regulations. If a product was purchased in error, do not install and/or use it. The purchaser must arrange to return the product(s) for a refund.

Honda S2000 Forward Facing EFR Twinscroll External Wastegate Turbo Kit

BorgWarner's twinscroll EFR turbo with Honda's F20C/F22C is a serious setup.  This External-WG turbo kit produces the broadest powerband possible for Honda S2000 VTEC engines. Designed to deliver maximum efficiency for early spool with large turbos, twin scroll turbo kits work equally well for a road race/time attack build as a drag strip.  Suitable for all T4 twinscroll turbos from Borg Warner, Garrett and Precision.

The Full-Race Honda S2000 Forward Facing EWG Turbo Kit Includes:

  • Full-Race T4 Twin Scroll Turbo Manifold, 3″ Downpipe & Midpipe
  • Intercooler and Charge Pipes
  • Full-Race Hardware, Fittings & Lines


  • Optional TiAL Wastegates
  • Ceramic Coating (Turbine Housing, Turbo Manifold, and Downpipe)
  • Full-Race Oil Filter Relocation Kit

Application Notes:

  • Flange surfaces machined flat ensuring a perfect seal.
  • Manifold allows use of all engine accessories such as AC and power steering.
  • Full-Race’s low angle merge collector geometry creates a turbulent free area for the exhaust gasses to enter the turbine housing in even pulses at high velocities.
  • Robotic TIG welding for ultimate strength and longevity.
  • Compatible with many sizes of turbochargers from 400/500whp S200SX to 1100+whp S400SX drag race monsters and everything in between.
  • Suggested to relocate battery or convert to smaller Odyssey PC680 or Braille B2015C.
  • Gold adhesive Heat shielding foil highly recommended for all hoses, wires and lines.
  • Dual external wastegates required.
  • Not required to relocate oil filter, but many prefer to do so.
  • Slim Radiator Fan Required
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Product NameHonda S2000 Forward Facing Twinscroll EFR Turbo Kit
BrandFull Race
BrandsFull Race
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