BMW S63 Engine

BMW S63 Engine for Sale | Rare Outright No-Exchange Unit

For sale is a BMW S63 engine for sale in exceptional, as-new condition with only 20 kilometres recorded. This is an extremely rare opportunity to acquire one of BMW M’s most celebrated high-performance engines in virtually unused condition — supplied exactly as displayed, with no core exchange or return unit required.

This BMW S63 engine for sale is the high-revving, twin-turbocharged 4.4-litre V8 at the heart of BMW M’s most powerful road and competition cars, including the M5, M6, X5 M, and X6 M. With just 20km on the clock, this unit has never been subjected to meaningful mechanical wear — making it as close to a brand-new engine as the secondary market can offer.

Unlike the majority of reconditioned or remanufactured engine listings, this BMW S63 engine for sale is supplied outright. There is no obligation to return a core or exchange unit, simplifying the purchase and installation process entirely.

Complete Package Includes:

• Complete BMW S63 engine, as displayed in photographs
• All components included as shown, no parts omitted
• Outright supply – no exchange or core return required

Characteristics & Specification:

• Engine Code: BMW S63
• Configuration: Twin-Turbocharged V8
• Displacement: 4.4 Litre (4,395cc)
• Recorded Mileage: 20km
• Condition: As-New / As-Removed
• Supply Type: Outright – No Exchange Required
• Compatible Models: BMW M5 (F10/F90), M6 (F06/F12/F13), X5 M, X6 M
• Components: As Displayed in Photos

Vehicle Fitment – Compatible Models:

• BMW M5 (F10, F90) – direct fitment
• BMW M6 (F06, F12, F13) – direct fitment
• BMW X5 M / X6 M – direct fitment
• Confirm exact S63 variant (S63B44T0/T2/T4) against vehicle requirements before purchase

Why Choose This BMW S63 Engine:

• Records only 20km – effectively brand-new mechanical condition throughout
• Supplied outright with no exchange or core return obligation, simplifying the purchase entirely
• Hand-assembled by BMW M GmbH with hot-vee turbo layout and individual throttle bodies
• Forged internal architecture built to sustain extreme performance over long service intervals
• Exceptionally rare on the open market compared to high-mileage or remanufactured exchange units
• No known faults, no visible damage, no history of mechanical stress or abuse

Key Features:

• Twin-turbocharged 4.4-litre V8 engine (BMW S63)
• Hand-assembled at BMW M GmbH’s Munich Motorsport facility
• Hot-vee turbocharger layout with individual throttle bodies
• High-flow cylinder heads and forged internals
• 20km recorded mileage, supplied as displayed

Ideal For:

• BMW M5 (F10, F90) engine replacement
• BMW M6 (F06, F12, F13) engine swap
• BMW X5 M / X6 M engine rebuild
• High-performance tuning and forced induction builds
• Motorsport and track car preparation
• Workshops and specialist BMW M builders
• Buyers unable to supply an exchange unit