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Free Shipping Jb1 To Jb4 Upgrade Kit Flash Sale: 40% Off [pB6HcZNm]

$35.99 $115.99 -69%

Free Shipping Jb1 To Jb4 Upgrade Kit Flash Sale: 40% Off [pB6HcZNm] for EA888 Are you looking to unlock the full potential of your BMS Stage1 to an EA888 JB4 BETA system? Our Free Shipping Jb1 To Jb4 Upgrade Kit Flash Sale: 40% Off [pB6HcZNm] is the perfect solution. This upgrade kit seamlessly transforms your existing Stage1 system into

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Free Shipping Jb1 To Jb4 Upgrade Kit Flash Sale: 40% Off [pB6HcZNm] for EA888

Are you looking to unlock the full potential of your BMS Stage1 to an EA888 JB4 BETA system? Our Free Shipping Jb1 To Jb4 Upgrade Kit Flash Sale: 40% Off [pB6HcZNm] is the perfect solution. This upgrade kit seamlessly transforms your existing Stage1 system into a more advanced JB4 BETA, offering unparalleled performance and control. With its CANbus connectivity, direct AFR control, and a range of advanced safety features, this upgrade is a game-changer for your vehicle.

Key Features and Benefits

The JB4 BETA system boasts an array of impressive features that set it apart. Experience more advanced tuning capabilities, direct AFR control, and improved traction through boost mapping by gear. Additionally, enjoy integrated water/meth control and a plethora of other enhancements. Here's what you can expect from the JB4 BETA:
  • Advanced Tuning: Customize your engine's performance to suit your driving style.
  • AFR Control: Gain precise control over air/fuel ratios for optimal combustion and efficiency.

Practical Applications and Target Audience

Whether you're a performance enthusiast or a daily driver, the JB4 BETA Upgrade Kit is designed for those who demand the best. This kit is ideal for anyone looking to improve their vehicle's performance, enhance fuel efficiency, and add an extra layer of safety. With the ability to keep your old Stage1 board as a spare/backup, you can rest assured that your investment is secure. However, please note that the JB4 requires exclusive OBDII/CANbus access for tuning, and it is not compatible with certain CANbus-enabled devices. Ensure compatibility before purchasing to fully maximize the benefits of this powerful upgrade.

What Our Customers Say

January 3, 2026

Absolutely no complaints!

It’s a pleasure to own and use this.

- Ezra W..

January 3, 2026

Absolutely no complaints!

I'm very pleased with the whole product.

- Dawn N..

January 3, 2026

Absolutely no complaints!

A really, really great quality product.

- Sam P..

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