Description
ECU Shop’s Boost Speed Next IZ1 is New Zealand’s best-featured throttle response controller for Holden RC Colorado 4JJ1 3.0 litre Utes.
All ECU Shop Throttle Controllers feature DIY plug-and-play fitment making installation quick and easy with no tools required.
Eliminate factory throttle hesitation and experience instant, responsive acceleration with 14 individually adjustable steps. Control your settings via the free mobile app or the included dash-mounted controller.
Key Features
- 14 steps of throttle response — fine-tune your driving feel
- Free mobile app control (iOS & Android)
- Included dash-mounted physical controller
- Ramble Idle, Winch, Anti-Theft, Anti-Skid & Economy modes
- Plug-and-play install — no cutting, splicing, or coding required
- 10-minute DIY installation
Fits:
- Holden RC Colorado 4JJ1 3.0 litre Utes
Use the vehicle finder above to confirm fitment for your specific make, model and year.






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