DINANTRONICS X Performance Tuner for BMW 740i / 840i / X5 40i / X7 40i 2016-2020
B58 Engine (B)
The DINANTRONICS X is Dinan's latest and most advanced inline tuning module, offering enhanced performance for modern vehicles without compromising reliability or factory diagnostics. Like previous modules, it boosts engine performance beyond factory settings, but the DINANTRONICS X distinguishes itself by integrating Bluetooth smart capabilities, allowing drivers to adjust power levels directly via a mobile app.
Key Features:
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Performance Gains:
- Up to +47 HP and +59 lb-ft of torque at the crank.
- Up to +42 HP and +54 lb-ft of torque at the wheels.
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Bluetooth Smart Integration:
- Easy adjustment of power levels and live monitoring through a mobile app (compatible with Android and iOS).
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7 Power Levels & Bypass Mode:
- Choose from 7 distinct power levels, and revert to stock settings with the bypass option.
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Smooth Power Delivery:
- Refined tuning strategy ensures smooth, consistent power output for an improved driving experience.
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Maintains On-board Diagnostics & Safeguards:
- The module works alongside factory diagnostics and safety protocols, ensuring no conflicts.
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Factory Software Updates Unaffected:
- DINANTRONICS X continues to work even if your dealership updates the car’s software.
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Plug-and-Play Installation:
- Easy installation without permanent modifications to the vehicle’s ECU.
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14-Day Satisfaction Guarantee:
- Try it for two weeks and return if unsatisfied.
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1-Year Limited Warranty:
- Covers product defects and performance issues.
Fitment Notice:
For the G11/G12 BMW 740i, two SKU options—D440-0131 or D440-0132—may apply based on your vehicle’s connector type. Please consult the images provided to determine which SKU fits your vehicle.
| Brand |
Dinan |
| Dinan Point Value |
3 |
| Emission Code |
7 |
| Factory Rated HP |
320 (375 Measured) |
| Factory Rated Torque (lb-ft) |
332 (366 Measured) |
| Labor Time (Hours) |
1 |
| Max HP Gain |
47 @ 4500 RPM |
| Max Torque (lb-ft) Gain |
59 @ 2500 RPM |
| Peak HP |
415 @ 6500 RPM |
| Peak HP Gain |
40 @ 6500 RPM |
| Peak Torque (lb-ft) |
421 @ 4500 RPM |
| Peak Torque (lb-ft) Gain |
55 @ 4500 RPM |
| Product Type |
Inline Module |
| Warranty |
Limited 1 Year Warranty |
| UPC |
813725029375 |
| Part Number |
D440-0132 |
Fitment Chart:
| Make |
Model |
Year |
BMW
|
740i
|
2016-2019
|
|
BMW |
740i xDrive |
2017-2019 |
|
BMW |
840i |
2020 |
|
BMW |
840i Gran Coupe |
2020 |
|
BMW |
840i xDrive |
2020 |
|
BMW |
840i xDrive Gran Coupe |
2020 |
|
BMW |
X5 40i |
2019-2020 |
|
BMW |
X7 40i |
2019-2020 |
⚠️ 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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Project Incentives:
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We reward enthusiasts who trust us with their major projects. Use these tiered codes at checkout to apply instant savings to your order:
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Fitment Guarantee:
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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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Direct Consultation:
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Monday – Friday | 9am – 5pm EST
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To qualify for our Fitment Guarantee, please email your vehicle’s Year, Make, Model, and any existing modifications to:
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Our experts will review your specifications and provide written confirmation for your build.
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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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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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