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B58 Precision Turbo Kit Gen 1 and Gen 2 6-port (BMW AND SUPRA FITMENT)

B58 Precision Turbo Kit Gen 1 and Gen 2 6-port (BMW AND SUPRA FITMENT)

Regular price $6,000.00 USD
Regular price Sale price $6,000.00 USD
Sale Sold out

BigBoost Premium Turbo Kit Featuring Genuine PTE Turbocharger

Insane Power. Proven Precision. Built In-House.

We’re turning up the heat with our most powerful offering yet — combining our state-of-the-art in-house turbo hardware with a Genuine Precision Turbo & Engine (PTE) turbocharger. This kit is designed to do one thing: hit BIG BOOST and make BIG SMILES.

Crafted for serious enthusiasts and racers, every component is manufactured, machined, welded, and assembled in-house, ensuring uncompromising quality and performance. This isn’t a bolt-together parts bin kit — this is purpose-built, race-ready engineering at its finest.


💥 What's Included:

  • Genuine PTE Turbocharger (Your choice of size/spec)

  • Cast Twin-Scroll Manifold
    40% larger runners and port area than stock — includes external wastegate port for maximum flow and control.

  • Turbosmart 45mm External Wastegate

  • Aviation-Grade Stainless Steel Oil Feed Lines

  • Oil Feed & Return Fittings
    High-quality billet components by Vibrant Performance

  • Oil Feed Fittings for Engine

  • Lower Aluminum Boost Pipe

  • Intake Pipe or Filter (based on turbo selection)

  • Silicone Couplers (Inlet and Outlet)

  • Stainless Steel Hose Clamps

  • Coolant Hose Connector

  • 3" V-Band Clamp

  • OEM O-Ring for Oil Feed Fitting

  • Coolant Bypass Kit


🔧 Built Different. Built Better.

BigBoost is known for one thing: next-level turbo solutions that don’t cut corners. With every component built in-house, we eliminate supply chain inconsistencies, cheap materials, and offshore outsourcing. Our hands-on control over design, manufacturing, and assembly ensures your turbo kit is ready for battle right out of the box.


💬 Why Choose This Kit?

  • Peak Performance: Precision Turbo’s industry-leading efficiency and spool characteristics.

  • True Reliability: All lines, fittings, and connections are engineered to withstand high heat and pressure under extreme conditions.

  • Built-In-House Quality: 100% of castings, welding, machining, and pipe bending done at our facility — not China.

  • Future-Proof: Built to handle serious power today and grow with your build tomorrow.

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