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2017 Porsche 911 991 GT3 RS Coupe H6 4.0L

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2017 Porsche 911 991 GT3 RS Coupe H6 4.0L Performance ECU Software / Tuning

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Weistec Porsche 911 2017-2019 4.0L Boxster 6 (991.2) W.1 ECU Tune

ES#4733143 - 05-040-00233-7KT - Weistec Porsche 911 2017-2019 4.0L Boxster 6 (991.2) W.1 ECU Tune - Increase of +22 Horsepower, and +10 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! - Weistec - Porsche

Increase of +22 Horsepower, and +10 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.

Brand:
Weistec - Corporate Logo
ES#:
4733143
Mfg#:
05-040-00233-7KT
In Stock at Vendor
ON SALE! SAVE 15%
$1999.00

This product was last offered at the strikethrough price on
09-01-2026

$1699.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Weistec Porsche 911 2017-2019 4.0L Boxster 6 (991.2) W.2 ECU Tune

ES#4733144 - 05-040-00234-8KT - Weistec Porsche 911 2017-2019 4.0L Boxster 6 (991.2) W.2 ECU Tune - Increase of +30 Horsepower, and +20 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts! - Weistec - Porsche

Increase of +30 Horsepower, and +20 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts! This software is only compatible with Windows PC / Laptop.

Brand:
Weistec - Corporate Logo
ES#:
4733144
Mfg#:
05-040-00234-8KT
In Stock at Vendor
ON SALE! SAVE 15%
$2099.00

This product was last offered at the strikethrough price on
09-01-2026

$1784.15 USD
Free Shipping
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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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