BIG BOOST B58 EFR TURBO KIT

🔥 BorgWarner EFR Full-Frame Turbo Kit

Unleash the full potential of your build with our BorgWarner EFR Turbo Kit — designed for serious enthusiasts and racers who demand OEM-grade reliability with aftermarket power.

Built around the legendary BorgWarner EFR series, this kit combines fast spool, top-end power, and superior boost control. Whether you’re chasing 650 WHP or pushing toward 1000 WHP, this kit delivers.

✅ What's Included:

• BorgWarner EFR Turbocharger of Choice:

  • EFR 8374 – Up to ~650 WHP

  • EFR 8474 / 9174 – Up to ~750 WHP

  • EFR 9280 – Up to ~900–1000 WHP

• Cast Twin-Scroll Exhaust Manifold

  • 40% larger runners and port area vs. stock

  • External wastegate port for precise boost control

• Stainless Steel Oil Feed Lines – Aviation Grade

• Complete Oil Feed & Return Fittings

  • Turbo and engine-side connections included

• Oil Drain Adapter

• Lower Boost Pipe (Polished)

• Aluminum 4" Inlet Pipe

• Silicone Couplers

• Smart Seal Stainless Steel Hose Clamps

• -6AN Turbo Coolant Inlet & Outlet Fittings

• Engraved Heat Shield

• VPE 3" V-Band Clamp

• OEM O-Ring Kit

• Silicone Coolant Hose Kit

• Electronic Wastegate (EWG) Mounting Bracket

• EWG Linkage Kit

⚙️ Why Choose the EFR Kit?

• Built In-House: No offshore parts – everything cast, welded, and machined internally for full control over quality.

• Versatile Power Support: Choose from 650 WHP to 1000 WHP potential depending on turbo size.

• Modular Design: Easy to upgrade or adapt with minimal hassle.

• Proven EFR Performance: Integrated blow-off valve, dual ceramic ball bearings, and Gamma-Ti turbine wheels for rapid spool and durability.

💬 Need help choosing the right EFR turbo for your goals?
Let us know your setup and power target — we’ll recommend the best match.