Rebuilt BMW 525i Engine for sale

Rebuilt BMW 525i Engine for sale. Is your BMW 525i struggling with engine problems, loss of power, or high mileage? At First Used Auto Parts, we offer professionally rebuilt BMW 525i engines that deliver the smooth, refined performance BMW is known for — backed by expert craftsmanship and warranty support. Whether you’re maintaining a daily driver or restoring a classic, our rebuilt engines are a cost-effective and dependable solution.

✅ Why Choose a Rebuilt BMW 525i Engine? Rebuilt BMW 525i Engine for sale.

🔧 Built to OEM Specifications

Each engine undergoes complete disassembly, inspection, cleaning, machining, and reassembly using OEM or equivalent-grade parts. Components like pistons, crankshafts, bearings, gaskets, and timing systems are replaced or remanufactured to restore original performance and reliability.

⚙️ Engine Options for Multiple Generations

The BMW 525i has evolved over the years, and we provide rebuilt engines for all major generations:

🔍 Compatible BMW 525i Models & Engines:

E34 525i (1991–1995)

• Engine Code: M50B25

• 2.5L DOHC Inline-6

• Horsepower: ~189 HP

E39 525i (2001–2003)

• Engine Code: M54B25

• 2.5L DOHC Inline-6

• Horsepower: ~184 HP

E60 525i (2004–2006)

• Engine Code: M54B25 or N52B25 (depending on region/model year)

• 2.5L Inline-6 (Naturally Aspirated)

• Horsepower: ~184–218 HP (varies by engine code)

Not sure which engine your 525i uses? Send us your VIN or model year — we’ll match the correct rebuilt engine for your vehicle.

🛡️ Warranty Included

Every rebuilt engine comes with a limited warranty, offering you peace of mind for thousands of miles after installation.

Engine Specifications (Varies by Model):

Chassis	Engine Code	Displacement	Valvetrain	HP
E34	M50B25	2.5L I6	DOHC	~189 HP
E39	M54B25	2.5L I6	DOHC	~184 HP
E60	N52B25	2.5L I6	DOHC Valvetronic	~215 HP

• Fuel Type: Gasoline

• Turbocharged: No (Naturally Aspirated)

• Condition: Rebuilt using OEM-grade parts

• Warranty: Included – ask for full details

• Shipping: Available nationwide

Why Buy from First Used Auto Parts?

• 🛠️ Engine Rebuild Experts: Decades of experience with BMW inline-6 engines

• 🚚 Nationwide Shipping: Insured, fast delivery to your shop or home

• 💬 Fitment Support: We’ll help you find the exact match for your 525i

• 💰 Smart Investment: Save big over new crate engines without sacrificing reliability

Order Your Rebuilt BMW 525i Engine Today

If your 525i needs a new heart, trust First Used Auto Parts to supply a high-quality rebuilt engine that brings back the performance and dependability you expect from BMW. Whether you're restoring an E34 or maintaining an E60, we’ve got the right engine for you.

📞 Call Now or Request a Free Quote Online

Restore your 525i’s performance with a professionally rebuilt engine from First Used Auto Parts — where quality meets value.