DINANTRONICS X Performance Tuner for BMW M550i / 750i / M850i / X5 / X6 / X7 M50i 2020-2025
N63TU3 Engine (H)
The DINANTRONICS X is the latest and most advanced inline tuning module from Dinan, continuing their tradition of high-quality performance enhancements. It is designed to increase engine performance beyond the limitations of stock programming without sacrificing long-term reliability or interfering with onboard diagnostics, provided it operates within recommended parameters.
Key Features:
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Power Gains:
- Achieves maximum increases of +53 HP and +55 lb-ft torque at the crank; +47 HP and +48 lb-ft torque at the wheels.
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Bluetooth Smart Technology:
- Compatible with Android and iOS, allowing control over power levels via a smartphone app. The app download and pairing instructions are included in the product's tech resources.
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7 Adjustable Power Levels + Bypass Setting:
- Offers a choice of 7 different power settings to tailor the driving experience or bypass the system altogether to return to factory performance.
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Advanced Tuning Strategy:
- More refined than its predecessor, DINANTRONICS SPORT, this module connects to additional inputs, enabling more precise tuning that results in greater power and smoother power delivery.
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Factory Diagnostics and Safeguards Maintained:
- The DINANTRONICS X ensures that onboard diagnostics and factory safeguards are preserved, meaning no interference with the vehicle’s electronic systems.
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Unaffected by Dealer Updates:
- This system will not be impacted by dealer factory updates, maintaining the benefits of the tune without requiring reinstallation.
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Plug-and-Play Installation:
- Installation is simple and does not require any permanent modifications, making it an easy and reversible upgrade.
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Satisfaction Guarantee and Warranty:
- Backed by a 14-day satisfaction guarantee and a 1-year limited warranty, giving users peace of mind.
Additional Notes:
- It is important to refer to the recommended mapping notice for operating guidelines to ensure safe and optimal performance.
| Brand |
Dinan |
| Dinan Point Value |
3 |
| Emission Code |
7 |
| Factory Rated HP |
523 (552 Measured) |
| Factory Rated Torque (lb-ft) |
553 (623 Measured) |
| Labor Time (Hours) |
1 |
| Max HP Gain |
53 @ 5000 RPM |
| Max Torque (lb-ft) Gain |
55 @ 5000 RPM |
| Peak HP |
605 @ 5000 RPM |
| Peak HP Gain |
53 @ 5000 RPM |
| Peak Torque (lb-ft) |
669 @ 2500 RPM |
| Peak Torque (lb-ft) Gain |
45 @ 2500 RPM |
| Product Type |
Inline Module |
| Warranty |
Limited 1 Year Warranty |
| UPC |
810065214478 |
| Part Number |
D440-0160 |
Fitment Chart:
| Make |
Model |
Year |
BMW
|
750i xDrive
|
2020-2022
|
|
BMW |
M550i xDrive
|
2020-2023 |
|
BMW |
M850i xDrive |
2019-2025 |
|
BMW |
M850i xDrive Gran Coupe |
2020-2025 |
|
BMW |
X5 M50i |
2020-2023 |
|
BMW |
X6 M50i |
2020-2023 |
|
BMW |
X7 M50i |
2020-2022 |
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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Avoid the headache of the wrong part. If you are unsure about compatibility, contact us first. If we verify the fitment for your vehicle via email and it doesn’t fit, we will handle the exchange at no cost to you.
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Leveraging our massive supply chain, we secure hard-to-find components that other shops can't access. Whether it's a standard upgrade or a custom exotic application, we have the network to get it to your door.
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Direct Consultation:
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For sales inquiries, help applying Project Incentives, or immediate assistance with a new order:
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Monday – Friday | 9am – 5pm EST
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Technical & Fitment:
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To qualify for our Fitment Guarantee, please email your vehicle’s Year, Make, Model, and any existing modifications to:
support@autohousesupply.com
Our experts will review your specifications and provide written confirmation for your build.
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Order Inquiries:
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For tracking updates or status inquiries on existing orders, please reach out via our Contact Form. Having your order number ready will allow us to provide the most efficient update.
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Global Inquiries:
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We proudly support builds across the US, Canada, Mexico, and worldwide. For international shipping quotes or oversized freight logistics, please contact us via the email link above.
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Need an immediate answer? Our
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Secure Shipping:
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We offer FREE Ground Shipping within the 48 contiguous United States. Most in stock orders process within 48 hours. For your security, high value performance parts require a signature upon delivery to ensure they reach you safely.
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Transit Protection:
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Please inspect your order immediately. Damage must be reported within 48 hours. For freight/LTL items, if you cannot inspect the contents immediately, please write "Subject to Inspection" on the delivery receipt before signing.
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Flexible Returns:
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Unused items in brand new, original packaging can be returned within 30 days. While standard refunds incur a 25% restocking fee, we will waive this fee entirely if you choose store credit or an exchange for your next upgrade.
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Exclusions:
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To ensure every customer receives brand new, untampered components, parts that have been installed, modified, or used are non returnable. Custom builds, special orders, and wheel/tire packages are considered final sale.
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Need assistance? Reach out via our
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Fitment Guarantee
Fitment guides and tools are helpful, but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double check for you. We take the guesswork out of your purchase by standing behind our expertise.
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Verify Your Build:
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If this product doesn't list your specific vehicle data, simply reach out to support@autohousesupply.com. We will manually verify compatibility for you.
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Our Promise:
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When we confirm a fitment in writing and it doesn’t work for your application, we cover the return shipping and exchange it at no cost to you.
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Questions? Send us your
Year, Make, and Model via our
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