At this time the ECU upgrade can only be performed with the car at ECS Tuning location in Ohio
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio. CARB certified for sale in all 50 states 245hp/290ft-lbs (93 Octane) --- 234hp/270ft-lbs (87 Octane). We cannot flash ECU without having the car at our facility.
Brand:
ES#:
4271384
Mfg#:
20TEA888G3BMG1
EO#:
D783-7
In Stock
ON SALE!
SAVE 20%
$549.99
This product was last offered at the strikethrough price on 09-28-2026
Unitronic is pleased to offer a solution, allowing vehicles which came with locked "401" TCUs to be tuned by swapping to the genuine Bosch DQ381.2 Unlocked TCU.
Max gains of +63-69 WHP and +96-101 WFT-LBS at the wheels (Stage 1) and +76-84 WHP and +96-101 WFT-LBS (Stage 2)
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
4668629
Mfg#:
ECU20TEA8884LK2P
In Stock
ON SALE!
SAVE 20%
$1599.99
This product was last offered at the strikethrough price on 09-28-2026
Max gains of +32-45 WHP and +61-78 WFT-LBS depending on octane
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio.
Brand:
ES#:
4031326
Mfg#:
DPP-1.4T-SP
In Stock
ON SALE!
SAVE 20%
$449.95
This product was last offered at the strikethrough price on 09-28-2026
Gain up to 193 horsepower and 145 ​lb-ft of torque on 93 Octane
Performance Software for your ECU Box Code is subject to availability. Only available for SIMOS 18 equipp Requires Unitronic Stage 2 TCU Performance Software in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4368470
Mfg#:
20TSI-GEN3-3-UC
In Stock
ON SALE!
SAVE 13%
$1164.99
This product was last offered at the strikethrough price on 09-28-2026
More Power. More Fun. Plus, a Limited Powertrain Warranty
Call In Or Chat For Best Price! This upgrade must be performed at ECS Tuning's facility in Ohio. CARB certified for sale in all 50 states 234hp/270ft-lbs (87 Octane). We cannot flash ECU without having the car at our facility.
Brand:
ES#:
4271400
Mfg#:
20TEA888G3BMG1+
EO#:
D-850-7
In Stock
ON SALE!
SAVE 20%
$1199.99
This product was last offered at the strikethrough price on 09-28-2026
All the performance ECU/TCU upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Lifetime Replacement
