BMW E34 520i / 525i - Bolt on Turbo Kit

This is a complete Bolt-On Turbo kit rated for 335KW (450HP), Includes everything you need, Bolts and Gaskets included. Full bolt on kit, nothing else needed. Some vehicles will require certain fuel upgrades (Bigger Injectors/fuel pump) We recommend checking with your tuner/mechanic beforehand. 

All prices include shipping, customs duties, and doorstep delivery no hidden fees, just hassle-free service.

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Turbo Kit For BMW E34 S50 520i / 525i

• Built for performance, pressure, and precision this setup is designed to deliver serious power gains with reliable, race-ready hardware.

  • Turbo Type: T3/T4 Hybrid

  • Bearing Type: Journal Bearing

  • Cooling: Oil-Cooled

  • Rated Power: Up to 450 HP

  • Boost Capability: 2535 PSI Peak Output

  Compressor (Cold Side):

  • A/R: 0.50

  • Inlet: 3.0"

  • Outlet: 2.0"

  • Exducer Diameter: 3.0" (73.55 mm)

  • Inducer Diameter: 1.99" (57.75 mm)

  • Trim: 48.9

  Turbine (Hot Side):

  • A/R: 0.63

  • T3 Standard Flange Easy bolt-on fit for most manifolds

  • 5-Bolt Exhaust Housing

  • Exducer Diameter: 2.2" (75.46 mm)

  • Inducer Diameter: 2.56" (52.76 mm)

  • Trim: 61.9

  • Thread Size: M10x1.25

  Front-Mount Intercooler

  • Overall Dimensions: 27" (Length) × 7" (Height) × 2.5" (Width)

  • Core Size: 21"

  • Inlet/Outlet: 2.5" each

  • Air Flow Capacity: <350 CFM; Rated for up to 500 HP

  • Working Pressure: 550 PSI

  • Pressure Drop: 25 PSI @ 35 PSI; 0.20.5 PSI @ 15 PSI

  • Design: Bar and Plate

  • Construction: Machine-cut, stamped, and hand-welded

  • Compatibility: Universal fits many cars and trucks

  Cast Iron Turbo Manifold

  • Turbo Flange: T3 fits T3 or T/T3 turbochargers

  • Wastegate Flange: 38mm (5mm thick)

  • Fitment: Direct bolt-on

  EM RS Blow-Off Valve

  • Material: High-quality CNC Billet Aluminum

  • Style: EM RS (Racing Style)

  • Function: Sharp venting and pressure release

  Intercooler Piping Kit

  • Material: Lightweight Aluminized Mandrel-Bent Tubing

  • Pieces: 4-piece bolt-on design

  • Benefits: Improved airflow adds up to 1020 HP

  • Includes:

    • High-pressure silicone couplers

    • Stainless steel T-bolt clamps

  EMUSA 38MM Adjustable Wastegate

  • Boost Settings: 4 / 6 / 8 / 10 PSI (spring-loaded)

  • Material: CNC Machined Aluminum

  • Finish: High Polish

  • Accuracy: Dyno-tested, proven boost control

  TurboSmart-Style Manual Boost Controller

  • Compact and easy-to-adjust

  • Delivers consistent and stable boost levels

  Oil Line Kit

  • Includes:

    • Oil Feed Line

    • Oil Return Line
      

  • Adjustable Fuel Pressure Regulator included***

  All components match product photos and are built for durability and performance under real-world driving conditions.