SKU: 83581504469

DinanTronics Stage 2 Tuner for BMW | F30 | 335i | N55 MWG (w/o MPPK) (NLA)

Sale price$1090.79 Regular price$1211.99
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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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Description

DinanTronics Stage 2 Tuner for BMW | F30 | 335i | N55 MWG (w/o MPPK) (NLA)Stage 2 (DINANTRONICS Performance Tuner in conjunction with Dinan Intake and Exhaust) Maximum Power: 381 HP, 403 lb ft of torque. The DINANTRONICS Performance Tuner is a highly engineered and sophisticated piece of computer hardware and software that enhances engine performance, without negating or voiding your new car warranty coverage and without affecting long term reliability or the functionality of on board diagnostic systems. It is also the only

Stage 2 (DINANTRONICS Performance Tuner in conjunction with Dinan Intake and Exhaust) Maximum Power: 381 HP, 403 lb-ft of torque.

The DINANTRONICS Performance Tuner is a highly engineered and sophisticated piece of computer hardware and software that enhances engine performance, without negating or voiding your new car warranty coverage and without affecting long term reliability or the functionality of on-board diagnostic systems. It is also the only tuning device emissions legal in all 50 states. The ultimate objective of developing this piece of technology was to provide the ability to control every signal entering and exiting the BMW factory Engine Control Unit. These items are unique to Dinan and together they embody the apex of performance engineering in a powerful, reliable, and warrantied package.

The DINANTRONICS Performance Tuner uniquely has the capability to adjust target Lambda, correct short term trim as well as ignition timing errors induced by raising boost pressure. This enables Dinan calibration engineers to optimize air/fuel mixture and ignition timing at elevated boost pressure throughout the entire gamut of engine RPM and engine load. Additionally, the ability to correct short term trim corrections (the difference between target and scheduled fuel mixture) remain within OEM specifications. This minimizes knock sensor activity, which in turn means smooth engine performance, catalyst protection and power increase, while this is also required to make the car emissions legal. Dinan engineers have worked for two years on the DINANTRONICS Performance Tuner in efforts to provide BMW enthusiasts with Performance without Sacrifice.

Perhaps best of all, the unit automatically detects which engine it is installed upon and loads the appropriate mapping. Effectively making a single unit compatible with an extremely wide range of applications making switching to a new vehicle, sharing with another, or selling the unit a breeze.

Note: This kit is currently NOT for cars equipped with BMW M-Performance software (MPPK). For MPPK equipped cars there is a separate part number. This version of the DINANTRONICS Performance Tuner is ONLY compatible with vehicles equipped with a mechanical wastegate. Vehicles with a manufacture date prior to 07/2013 should utilize a mechanical wastegate. Vehicles with a production date after 06/2013 should utilize an electronic wastegate. Only a visual identification is 100% accurate. Please consult the wastegate identification guide HERE to accurately identify what is on the vehicle.


Benefits of the DINANTRONICS Stage 2 Performance Tuner for BMW N55 Engines:

  • +84 HP @ 5000 RPM, +91 lb/ft @ 4500 RPM
  • 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 D440-1638-ST2 Instructions

VEHICLE FITMENT

  • F30 BMW 335i / 335i xDrive - MWG N55 3.0L WITHOUT MPPK
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: 83581504469

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Richard Thompson
Belleville, US
★★★★★ 5
One towel , two cars, zero spots
Size: 1 Pack (24" x 36")
Best drying towel. Can dry full size SUV and sedan with one towel. A small buff after and super clean, no spots.
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Reviewed in the United States on April 17, 2026
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Renee
Charlottesville, US
★★★★★ 5
Perfect for drying your car fast.
Size: 1 Pack (24" x 36")
Very soft and absorbent. No worrying about scratching the paint. I have a Mustang and wash it by hand frequently. This saves me time when drying without water spots.
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Reviewed in the United States on March 24, 2026
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Janice Coppock
Massapequa, US
★★★★★ 5
Quality towel no surprise from chemical guys
Size: 1 Pack (24" x 36")
Great towel! I just used it today on my F150 and the small Jeep Cherokee Latitude. Worked great and I didn’t need to wring it out at all it soaks up water quickly and doesn’t leave streaks. I was able to kinda of throw it on the windshield of my truck and pull it, it immediately soaked up water. Well worth the money
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Reviewed in the United States on March 15, 2026
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Amazonium Rex
Omaha, US
★★★★★ 5
Never Had a Towel Like This
Size: 1 Pack (24" x 36")
Although I've bought many "premium" drying towels, none come even close to this one. It is effortless, no pressure needed to dry. If it touches a drop of water, it's gone. I dried a full size SUV top to bottom, and the towel barely felt damp. It even pulls water out from between body panels. Yes it does cost a lot, but I'm blown away by how quick this does the job. If you wash your car, you need this. My wife even asked if they make one like this for drying dogs. Would probably work great, but she can't have this one.
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Reviewed in the United States on April 10, 2026
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J&S
Houston, US
★★★★★ 5
Great towel
Size: 1 Pack (24" x 36")
Large towel that does a great job. Very well made and dries up all water easily.
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Reviewed in the United States on March 30, 2026

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