DINANTRONICS X Performance Tuner for BMW 230i / 330i / 430i / 530i / X3 30i / X4 30i 2016-2025
B46 Engine (D)
The DINANTRONICS X is the latest innovation in Dinan's lineup of inline tuning modules, offering enhanced engine performance while maintaining factory reliability and diagnostic system functionality. This cutting-edge hardware and software solution pushes engine power beyond what the stock ECU allows, without compromising long-term durability. An upgrade from its predecessor, the DINANTRONICS SPORT, the X model offers more refined tuning, connecting to additional inputs for even greater power.
Key Features:
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Performance Gains:
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Up to +45 HP and +55 lb-ft TRQ (Crank)
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Up to +40 HP and +50 lb-ft TRQ (Wheel)
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Bluetooth Smart Connectivity:
- Adjust power levels conveniently from your smartphone (Android/iOS compatible). Detailed pairing instructions are included in the installation guide.
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7 Power Levels:
- Choose from 7 different power levels, plus a bypass mode for stock settings.
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Smooth Power Delivery:
- Enhanced engine response with a smooth and predictable power curve.
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Factory Diagnostics and Safeguards Retained:
- Maintains all factory diagnostics and safety protocols for worry-free tuning.
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No Impact from Dealer Updates:
- The system is unaffected by factory software updates.
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Simple Plug-and-Play Installation:
- Easy installation with no need for permanent ECU modifications.
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Satisfaction Guarantee and Warranty:
- Backed by a 14-day satisfaction guarantee and a 1-year limited warranty.
| Brand |
Dinan |
| Dinan Point Value |
3 |
| Emission Code |
7 |
| Factory Rated HP |
248 (262 Measured) |
| Factory Rated Torque (lb-ft) |
258 (271 Measured) |
| Labor Time (Hours) |
1 |
| Max HP Gain |
45 @ 6000 RPM |
| Max Torque (lb-ft) Gain |
55 @ 3000 RPM |
| Peak HP |
308 @ 6000 RPM |
| Peak HP Gain |
39 @ 5500 RPM |
| Peak Torque (lb-ft) |
322 @ 3000 RPM |
| Peak Torque (lb-ft) Gain |
48 @ 2500 RPM |
| Product Type |
Inline Module |
| Warranty |
Limited 1 Year Warranty |
| UPC |
810009938422 |
| Part Number |
D440-0145 |
Fitment Chart:
| MAKE |
MODEL |
YEAR |
BMW
|
230i
|
2017-2021 |
| BMW |
330i |
2017-2019
|
| BMW |
430i |
2017-2020
|
| BMW |
530i |
2017-2023
|
| BMW |
X3 |
2018-2024 |
| BMW |
X4 |
2019-2025 |
⚠️ 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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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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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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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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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
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