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Air and Fuel› Superchargers, Turbochargers and Components

BorgWarner

BorgWarner SuperCore Assembly EFR 8370 Iron

$2,696.12 $2,205.78 Save $490.34

SKU: B00E 12709097007

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The BorgWarner EFR 8370 Supercore is a high-performance turbocharger capable of 475-700hp in single applications and over 1300hp in twin applications, featuring a 70mm Gamma-Ti turbine wheel and a 61mm inducer / 83mm exducer FMW compressor wheel.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBorgWarner
Part NumberB00E 12709097007

Videos

Buying a New Turbo? Watch this FIRST! Should You Upgrade to an EFR?

Buying a New Turbo? Watch this FIRST! Should You Upgrade to an EFR?
IMW-Built/Tuned: First testing of Full-Race Twin Scroll EFR 8374 on a K20

IMW-Built/Tuned: First testing of Full-Race Twin Scroll EFR 8374 on a K20
Rx-7 FD3s 420+whp

Rx-7 FD3s 420+whp
Fully Built EFR 8374 Evo X Hits the Dyno!

Fully Built EFR 8374 Evo X Hits the Dyno!
EFFING SCARY | Mazda RX7 FD3S XXX HP EFR8374 TWINSCROLL

EFFING SCARY | Mazda RX7 FD3S XXX HP EFR8374 TWINSCROLL
Rx-7 FD3s 420+whp

Rx-7 FD3s 420+whp

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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