My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Dinan D440-0128 Dinantronics X Performance Tuner for BMW M3/M4

(2015-2018 BMW M3; 2015-2020 BMW M4)

Part of: Dinan Dinantronics Performance Tuner for BMW Turbo Engine

Other options in this family: Dinan D440-0160 Dinan D440-0153 Dinan D440-0131 Dinan D440-0136 Dinan D440-0146

Manufacturer

Picture for manufacturer Dinan

Part Number

D440-0128
7 reviews
Sale Price

$699.95

3 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Dinan Dinantronics X is an advanced plug-and-play performance tuning module designed specifically for 2015-2020 BMW M3 and M4 models. This sophisticated engine management enhancement delivers significant power gains while maintaining factory safety protocols and diagnostics.

Performance Gains:

  • Up to +69 HP and +81 lb-ft torque at the crank
  • Up to +62 HP and +73 lb-ft torque at the wheels on base models
  • Smooth and predictable power delivery across the RPM range

Key Features:

  • 7 adjustable power levels plus bypass setting for complete control
  • Bluetooth Smart connectivity with iOS and Android compatibility
  • Plug-and-play installation with no permanent modifications
  • Unaffected by dealer factory software updates
  • On-board diagnostics and factory safeguards fully maintained
  • 14-day satisfaction guarantee and 1-year limited warranty

The Dinantronics X system allows you to easily switch between power levels using the companion smartphone app, giving you the flexibility to optimize performance for different driving conditions. The intelligent design ensures seamless integration with your BMW's existing systems while unlocking substantial performance potential.

Products specifications

Fits

2015-2018 BMW M3; 2015-2020 BMW M4

Brand

Dinan

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Category

Air and Fuel Delivery

Dinan Point Value

3

Emission Code

7

Factory Rated HP

405 (423 Measured)

Factory Rated Torque (lb-ft)

406 (411 Measured)

Labor Time (Hours)

1

Max HP Gain

69 @ 4500 RPM

Max Torque (lb-ft) Gain

81 @ 4500 RPM

Peak HP

485 @ 6000 RPM

Peak HP Gain

61 @ 7000 RPM

Peak Torque (lb-ft)

490 @ 4000 RPM

Peak Torque (lb-ft) Gain

80 @ 4000 RPM

Product Type

Inline Module

Sub Category

Fuel Injection System and Related Components

Warning

California Proposition 65

Warranty

1yr/Unlimited Miles

Great prices.

great service, great products, great seller

So far so good

Easy

Very easy ordering and paying for your order.

JHBJ

Thank you!

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy