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BMW M3 Performance ECU Software / Tuning

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Weistec BMW S55 W.1 ECU Tune

ES#4708362 - 05-555-00067-3KT - Weistec BMW S55 W.1 ECU Tune - Increase of +121 Horsepower, and +269 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! - Weistec - BMW

Increase of +121 Horsepower, and +269 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! This software is only compatible with Windows PC / Laptop. CARB certified for sale in all 50 states.

Brand:
Weistec - Corporate Logo
ES#:
4708362
Mfg#:
05-555-00067-3KT
EO#:
D-691-4
Ships in 1 Business Day
$1599.00 USD
This product is lifetime replacement eligible Partial Replacement

Weistec BMW S55 W.2 ECU Tune

ES#4708363 - 05-555-00068-4KT - Weistec BMW S55 W.2 ECU Tune - Increase of +170 Horsepower, and +294 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! - Weistec - BMW

Increase of +170 Horsepower, and +294 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! This software is only compatible with Windows PC / Laptop.

Brand:
Weistec - Corporate Logo
ES#:
4708363
Mfg#:
05-555-00068-4KT
Ships in 1 Business Day
$1799.00 USD
This product is lifetime replacement eligible Partial Replacement

Weistec BMW E90 M3 W.2 ECU Tune

ES#4732876 - 05-565-00218-2KT - Weistec BMW E90 M3 W.2 ECU Tune - Increase of +40 Horsepower, and +45 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts! - Weistec - BMW

Increase of +40 Horsepower, and +45 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!

Brand:
Weistec - Corporate Logo
ES#:
4732876
Mfg#:
05-565-00218-2KT
In Stock at Vendor
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SCORCHER BLUE Bluetooth Power Module

ES#4447416 - 77-86326 - SCORCHER BLUE Bluetooth Power Module - Increase power without sacrificing reliability - AFE - BMW

Increase power without sacrificing reliability

Brand:
AFE - Corporate Logo
ES#:
4447416
Mfg#:
77-86326
Back Ordered
ON SALE!
$593.00

This product was last offered at the strikethrough price on
10-19-2026

$548.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance ECU Software / Tuning

Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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