SKU: 12801019001 | UPC: 840232714043
BorgWarner Turbine Housing EFR B2 80mm 1.05 T4 Twin Scroll
BorgWarner EFR B2 80mm turbine housing uses 1.05 A/R T4 twin scroll inlet for BorgWarner EFR turbochargers with matching B2 compressor cover and 80mm turbine wheel. Designed for high-performance builds on 2.0-3.0L engines it delivers fast spool-up and strong top-end power up to 900 HP. Perfect match for custom turbo setups in sport compact and import drag cars.
Key Features
- Twin Scroll T4 Inlet: Divided housing separates cylinder pulses to cut backpressure and build boost quicker across RPM range
- 1.05 A/R Ratio: Provides responsive low-end torque while flowing enough for 600-900 HP peak power levels
- 80mm Turbine Wheel Compatible: Matches EFR center sections with 73/80mm Inconel turbine wheel for mid-frame efficiency
- NiResist Casting: High-silicon ductile iron withstands 1050C+ exhaust temps for long-term durability in race use
- V-Band Outlet: 3-inch V-band flange simplifies clamp connection and turbo removal for easy servicing
Product Notes
- Pair with BorgWarner EFR B2 CHRA and matching compressor housing for complete assembly
- Inspect VNT actuator compatibility if upgrading from stock housing
- Standard ground shipping in protective packaging
Installation Notes
- Professional installation recommended.
- Torque housing bolts to 25-30 Nm per BorgWarner specs using M8 hardware
- Bolts directly to EFR B2 center housing with standard T4 divided inlet gasket
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2021 | Subaru | Impreza WRX STI | All |
| 2003-2015 | Mitsubishi | Lancer Evolution | 8/9/10 |
| 2007-2013 | BMW | 335i | Sedan/Coupe |
| 2015-2020 | BMW | M2 | All |
| Universal | Various | EFR Turbo Builds | 2.0-3.0L Engines |
Why Choose BorgWarner?
- Builds turbos for global OEMs like Volvo Ford and GM
- Dominates motorsport with wins in Formula Drift and rally
- Engineers EFR line with ball bearing CHRA and proven aero
Frequently Asked Questions
- Q: Which EFR turbo models use this housing?
A: Fits EFR 7180 and similar B2 frame turbos with 80mm turbine wheel like those in 2.0-2.5L high-boost kits - Q: What material is the housing made from?
A: NiResist high-silicon ductile iron casting handles extreme heat and corrosion in gasoline or E85 applications - Q: Does installation require special tools?
A: Uses standard turbo flange bolts and V-band clamps torque wrench needed for precise assembly
Shipping & Handling
- Method: Standard ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box 14 x 14 x 14 inches
- Weight: 14 lbs
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