Limited Stock! Genuine S63B44A 4.4L V8 Engine - 555HP For BMW M Series | Fast Global Shipping

The S63B44A is a large-displacement, high-horsepower engine specifically designed for BMW high-performance vehicles. We assemble and test the engine from scratch in strict accordance with OEM standards, adhering to globally harmonized technical specifications (IATF 16949, ISO 9001) and quality control requirements. This engine fully complies with emission standards for its target markets, including Euro 5 and Euro 6.

This engine is available in three displacements: the S63B44A, S63B44B, and S63B44T0. We manufacture all three models simultaneously, and all are in stock for immediate delivery.

Important Purchase Note

   Import duties, taxes, and charges are not included in the item price or shipping costs. These additional costs are the responsibility of the buyer.

The S63 engine has multiple sub-models (e.g., S63B44A/S63B44B/S63B44T0) depending on vehicle configuration. Please leave a message with your vehicle's chassis number so we can confirm the exact sub-model that matches your needs and avoid mismatching during installation.

Customer satisfaction is our top priority. We provide comprehensive after-sales support to minimize your purchase risks:

Warranty Policy: 1-year after-sales warranty for all engines. If parts are damaged or other mechanical failures arise, please contact us immediately-we will arrange an online meeting with our engineers to resolve the issue promptly and mail replacement parts for free.

30-Day Return & Exchange: If the engine has a severe defect and cannot be used within 30 days of receipt, please contact us in time. We offer a return service or can ship a new engine as a replacement.

Proactive Communication: For any problems, questions, or concerns, please contact us first. We will resolve issues in a cordial and friendly manner to ensure your experience is smooth.