SKU: 53844232487

DinanTronics Stage 1 Tuner for BMW | F3X | 340i/440i | B58 (w/o MPPSK) (NLA)

Sale price$462.15 Regular price$513.50
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Description

DinanTronics Stage 1 Tuner for BMW | F3X | 340i/440i | B58 (w/o MPPSK) (NLA)Stage 1 (DINANTRONICS Performance Tuner ONLY) Maximum Power on the F30 F34 340i and F32 F33 F36 440i: 412 HP, 438 lb ft of torque. The DinanTronics Power Module is the least invasive way of getting more power from your F3X 340i 440i. The Dinan tuner box plugs into the existing sockets on your engine computer(s). The original wiring harness plugs into the Dinan tuner box. There is no cutting or splicing into wires and the whole harness is completely

Stage 1 (DINANTRONICS Performance Tuner ONLY) Maximum Power on the F30/F34 340i and F32/F33/F36 440i: 412 HP, 438 lb-ft of torque.

The DinanTronics Power Module is the least invasive way of getting more power from your F3X 340i/440i. The Dinan tuner box plugs into the existing sockets on your engine computer(s). The original wiring harness plugs into the Dinan tuner box. There is no cutting or splicing into wires and the whole harness is completely reversible at any time.

Because the DinanTronics module plugs directly into the engine computer, it can control the data from every sensor on the engine - not just the two or three that other piggyback-style modules use. Instead of only modifying a boost and RPM sensor, the Dinan power module sends a modified signal for fuel and ignition tables, target Lambda (AFR), exhaust temperature, knock sensors, and more. It has the ability to correct short term fuel trim and ignition timing errors so even as the boost increases through the whole RPM range the engine mapping remains where it should. Not only does it make a lot of peak power, but it's also a smooth and consistent power gain over the entire RPM band. The Dinan tuner module is the most sophisticated on the market and is the only one that is 50-state legal.

Installation is plug and play but requires access to the entire engine compartment. The engine computer(s) is part of the intake manifold so access is tight. The Dinan module is installed under the radiator support and the harness has to be run to each computer. Detailed instructions are included but professional installation is strongly advised if you're not used to working around your engine.


Benefits of the DINANTRONICS Stage 1 Performance Tuner for BMW B58 Engines:

  • +82 HP / +98 lb/ft
  • Won't void or negate your warranty
  • Emissions legal in all 50 states
  • Plug & play installation in two hours or less
  • Quick, easy, and discrete installation

Installation Instructions: DinanTronics D440-1650-ST1 Instructions

VEHICLE FITMENT

    • F30 / F34 BMW 340i / xDrive - B58 3.0L
    • F32 / F33 / F36 BMW 440i / xDrive - B58 3.0L
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 53844232487

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Mary Miedema
Phoenix, US
★★★★★ 1
Comfy shorts with plenty of leg room.
Size: 46, Color: 01khaki
These shorts run huge, in the legs. Nice material, well made, waist was the right size, but too much in the legs.
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Reviewed in the United States on June 19, 2025
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Eric Norrod
Fort Morgan, US
★★★★★ 5
Great watch. Would buy again if I live that long.
Color: Tan
Excellent product. Simple, reliable, accurate and easy to read day or night. Don't think about it too much. Just pull the trigger.
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Reviewed in the United States on December 27, 2025
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Thomas Foley
Louisville, US
★★★★★ 5
If only it had Indiglo....
Color: Black
Terrific watch. The leather band is very comfortable right out of the box. The bezel is crisp with very little slip. The markings are very good in the dark, but I still wish for Indiglo.
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Reviewed in the United States on July 24, 2025
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Suzanne
Port Orchard, US
★★★★★ 5
Christmas gift for hubby
Color: Blue/Blue/Stainless Steel
Bought for my husband. He absolutely loves it. Only issue, No direction on how everything works. But he did figure it out after a couple of days playing with it.
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Reviewed in the United States on January 13, 2024
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Ivan
San Leandro, US
★★★★★ 3
started fogging up inside after a couple of swimming sessions
Color: Black
Unfortunately, my watch started fogging up inside after just a couple of normal swimming sessions. I rinsed it with fresh water every time afterward and dried it with a towel, but later noticed moisture building up inside, and now I have to put it in rice to pull the condensation out. On the other hand, it’s hard to find good-looking classic-style watches with tide information, so I might just keep it as an everyday accessory rather than a watch for swimming.
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Reviewed in the United States on May 19, 2026

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