- BMW 550i 4.4L Twin Turbo Rwd 2012, 2013, 2011
2011-2013 BMW 550i 4.4L Used Engine — twin turbo, RWD
4.5 on Trustpilot · 335 reviewsHow ordering works
- 1Enter or confirm your VIN
- 2We verify exact fitment for your vehicle
- 3Flat freight shown up front — no surprises
- 490-day warranty included on every part
- 5We photograph & confirm the unit before it ships
What's included with this engine
You're buying a complete engine assembly — not a bare block. Here's exactly what arrives bolted to it, and the handful of accessories your mechanic moves over from your current engine during the install.
Included with your engine
Already assembled — ships as one unit- Long block — fully assembled
- Short block
- Cylinder head
- Crankshaft
- Camshaft
- Pistons
- Intake manifold
- Exhaust manifold
- Oil pan
- Timing cover
Not included — transfer these over
Reused from your current engine- Wiring harness
- Bolt-on accessories
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About this part
Bring Back Your 2011-2013 BMW 550i RWD Performance with N63 4.4L Twin-Turbo Engine
Revitalize your E60/E61 5-Series with our OEM-certified N63B44O0 4.4L Twin-Turbo V8 engine. This complete RWD powerplant delivers 400 HP and 450 lb-ft torque, restoring your luxury sedan to peak performance.
Engine Specifications:
| Category | Details |
|---|---|
| Displacement | 4.4L V8 |
| Engine Code | N63B44O0 RWD variant |
| Horsepower | 400 HP |
| Torque | 450 lb-ft |
| Fuel System | Direct Injection |
| Turbochargers | Twin BorgWarner turbos included |
| Valvetrain | DOHC with Double VANOS |
| Block Material | Aluminium block and head |
| Transmission | Compatible with 6HP28 automatic |
| Fuel Requirement | Premium 91 octane |
Pricing Options:
| Mileage Range | Price | Condition |
|---|---|---|
| 30K-60K miles | $ 6,262.36 | Like-new condition |
| 60K-90K miles | $ 5,272.80 | Minor wear, runs strong |
| 90K-120K miles | $ 4,745.00 | Good condition |
| 120K-150K miles | $ 4,435.60 | Functional, needs inspection |
Key Features:
Complete Long Block Assembly: Includes the fully assembled engine block, crankshaft, pistons, cylinder head, and valvetrain.
Includes Intake & Exhaust Manifolds: Comes with both manifolds pre-attached, saving installation time.
New Timing System: Features a new timing chain and timing cover, ensuring critical engine timing is set correctly.
Reuse Ancillary Components: Designed for cost-saving reuse of your existing A/C compressor, starter, and alternator.
Backed by Warranty: Provides a reliable warranty on the entire assembly for peace of mind.
Shipping Information:
Dimensions: Length 48"×Width 36"×Height 32"
Weight: 420 lbs
Shipping Options:
-
Standard shipping 5-7 business days
-
Expedited shipping are available for an extra cost
Frequently Asked Questions:
Q: Are common N63 issues addressed?
A: The BMW 550i features a powerful 4.4L twin-turbo N63 engine known for some common problems. This engine upgrade improves strength and performance, tackling many of those issues so you can drive with confidence and power.
Q: Can I use this in an xDrive model?
A: No requires different oil pan and subframe
Q: Does the engine come with a warranty?
A: Yes, all our engines come with a 60-day warranty, covering manufacturing defects.
Ready to Order?
Order your BMW 550i RWD N63 engine today! Complete solution for your E60/E61.
Tested, VIN-matched, and guaranteed
VIN-Verified Fit
We match the part to your vehicle's VIN and confirm exact fitment before we ship — so it fits the first time. Free cancellation within 24 hours.
Works on Arrival, Guaranteed
Every unit is tested before it ships. If it arrives defective, we replace it fast — and in the rare case we can't replace it, you get a full refund.
90-Day Warranty
A real parts-replacement warranty, included — with extended coverage available.
Heavy freight item, shipped fully insured and tracked. Freight is a flat $250 commercial / $400 residential, shown at checkout — no hidden fees, no freight-quote runaround.
Want a better price on this part?
Call us before you order — we’ll check if there’s an extra discount available on this exact part for your vehicle. Two minutes, no pressure.
☎ Call (206) 686-6866Ask us about a better price
One quick call and we’ll see if we can get you a better discount on this part. Real specialist, no call center.
☎ Call (206) 686-6866