Weistec Weistec BMW N20 W.2 ECU Tune 05-420-00102-4KT

Weistec BMW N20 W.2 ECU Tune

Increase of +90 Horsepower, and +90 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
Weistec Weistec
T#: 22690739 | Part#: 05-420-00102-4KT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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1099.00 $1099.00
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Est. Ship Date:
on Jul 21, 2026
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Weistec Weistec BMW N20 W.2 ECU Tune 05-420-00102-4KT
Weistec BMW N20 W.2 ECU Tune
$1099.00

ECU Tuning Process: How do I get my ECU tuned? https://www.weistec.com/howtotune

The BMW N20 engine is a potent powerplant. Through rigorous testing, on both the street and dyno, the Weistec N20 ECU Upgrade reliably extracts massive gains in the mid-range of the powerband as well as substantial gains in the top end making it a top performer in all driving situations

What does all this mean to you? More power, sharper throttle response, and a complete focus on the driver make this the perfect addition to your BMW for a much more enjoyable experience for you.

 

KEY FEATURES:

  • Eliminated Top Speed Limiter

  • Improved Throttle Response

  • Optimized Fuel, Spark, and Boost

  • Significant Horsepower and Torque Gains

*Power gains vary based on model, modifications, fuel, and running conditions.

Not for sale or use in the state of California on any pollution-controlled vehicle as per the California Air Resources Board.


Prop 65 WarningProp 65 Warning
Qty Description T# Part# Lifetime
1 Cypher Handheld Programmer Tuner T#22690704 05-000-00073-5~W YES
1 Weistec BMW N20 W.2 ECU Tune T#22690735 05-420-00102-4~W YES

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Lifetime Replacement

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Products protected by our Lifetime Replacement Program are covered for as long as you own the product, no need to worry about an expiration date. Purchase your products and enjoy some worry-free motoring, knowing we've got you covered.

If you have any questions, would like to learn more or are ready to place a replacement claim, click here!

MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW F10 528i N20 2.0L Use vehicle selector to confirm fitment
BMW F10 528i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F15 X5 xDrive40e N20 2.0L Use vehicle selector to confirm fitment
BMW F22 228i N20 2.0L Use vehicle selector to confirm fitment
BMW F22 228i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F23 228i N20 2.0L Use vehicle selector to confirm fitment
BMW F23 228i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F25 X3 sDrive28i N20 2.0L Use vehicle selector to confirm fitment
BMW F25 X3 xDrive28i N20 2.0L Use vehicle selector to confirm fitment
BMW F26 X4 xDrive28i N20 2.0L Use vehicle selector to confirm fitment
BMW F30 320i N20 2.0L Use vehicle selector to confirm fitment
BMW F30 320i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F30 328i N20 2.0L Use vehicle selector to confirm fitment
BMW F30 328i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F31 328i N20 2.0L Use vehicle selector to confirm fitment
BMW F31 328i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F32 428i N20 2.0L Use vehicle selector to confirm fitment
BMW F32 428i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F33 428i N20 2.0L Use vehicle selector to confirm fitment
BMW F33 428i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F34 328i N20 2.0L Use vehicle selector to confirm fitment
BMW F34 328i xDrive N20 2.0L Use vehicle selector to confirm fitment
BMW F36 428i N20 2.0L Use vehicle selector to confirm fitment
BMW F36 428i xDrive N20 2.0L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.