Honda / Acura B-Series Bottom Mount Twin Scroll EFR T4 Turbo Manifold

Honda / Acura B-Series Bottom Mount Twin Scroll EFR T4 Turbo Manifold

Full-Race is proud to release our bottom mount Twinscroll turbo manifold for all B-series powered Hondas/Acuras. Engineered for maximum efficiency while maintaining Full-Race’s legendary reliability, this manifold will spool faster, last longer and produce more reliable power across the entire RPM range than any other manifold on the market. Designed for compact fitments and high power EFR compatibility, the Twinscroll bottom mount has evolved as an option for those looking to use air filters and Drag racers looking to lower their CG compared to traditional top mount manifolds.

T4 EFR Turbo Options: EFR 7163, EFR 7064, EFR 7670, EFR 8374, EFR 9174, EFR 9180

Applications:

• This turbo manifold is compatibile with all B-Series motor and chassis combinations (EF, EG, EK, DA, DC2)
• Full-Race’s Twin Scroll IWG EFR manifolds can support power levels from an fast spooling ultra-responsive 400whp (EFR7064) to a 900+whp monster (EFR9180) and everything in between

Key Design Features:

• True low angle merge collector for efficient flow into the turbocharger
• CAD designed
• Robotic TIG welding ensures superior strength and long service life
• 100% Handmade in the USA from high grade thickwall stainless steel
• Specifically designed for BorgWarner EFR T4 Twin Scroll .92 A/R fitment
• Does not require external BOV or boost controller.
• Sealing surfaces machined flat ensuring a leak free seal

 

Install Photos:

For additional information and/or related questions, feel free to contact us.

• [email protected]
• (866) Full-Race