Buy BMW S63TU F90 M5 Engine Online

Experience OEM-grade performance and precision with this fully rebuilt BMW S63TU engine for the F90 M5, professionally restored by Project M Motors. Designed for ultimate reliability and performance, this complete engine rebuild features meticulous machine work, premium-grade components, and an extensive quality assurance process to deliver a near-new driving experience.

The 4.4L twin-turbo V8 S63TU is known for its high-output capability and motorsport-derived architecture — and this rebuild ensures it’s ready to perform at peak levels. Every engine is fully dismantled, thoroughly cleaned, and carefully reassembled with new internal components and micro-polished internals.

Whether you’re restoring an F90 M5 to factory condition or starting a high-horsepower build, this engine is built to meet the standards of BMW enthusiasts and professionals alike.

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Engine Specifications:

• Engine Code: S63TU

• Platform: BMW F90 M5 (2018–2023)

• Engine Type: 4.4L Twin-Turbocharged V8 DOHC

• Rebuild Type: Stock rebuild (OEM-spec)

• Crankshaft: Remanufactured and micro-polished

• Block: Honed

• Cylinder Heads: Valve job with new valve seals

• Pistons & Rods: Inspected, OEM clearances checked

• Oil System: Rebuilt oil pump, tested

• New Components Included:

  • Head gaskets & head bolts

  • Rod bearings & main bearings

  • Piston rings

  • Timing chain, guide, tensioner

  • Valve cover gasket & oil pan gasket

Warranty: 12-Month / 12,000-Mile Warranty on Internal Engine Parts
Core Return Required: Engine core must be returned. Acceptance criteria available under warranty policy. Core cost not included in listed price.

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Subcategories (Under BMW Engines):

1. BMW M-Series Engines

2. BMW Twin-Turbo V8 Engines

3. Rebuilt BMW Engines

4. Long Block BMW Engines

5. S63TU Engine Replacements

6. Performance Engine Builds

7. BMW F90 M5 Engine Parts

8. BMW Engine Core Exchange Program

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Why Choose a Project M Motors Rebuild?

Project M Motors is known for precision-focused BMW engine rebuilds that restore factory performance and reliability. Every S63TU engine rebuild undergoes a detailed inspection and upgrade process to ensure long-term dependability and peace of mind. With a warranty-backed offering and top-tier internal components, it’s the ideal solution for F90 M5 owners looking to bring their V8 powerplant back to life.