Juice Box 3 Performance Tuner for the 135, 335, & 535 [BT-JB3-01]

The Juice Box 3 Performance Tuner for the 135, 335, & 535 is the ultimate solution for maximum power increases for your biturbo BMW 135, 335 or 535. 

Juice Box 3 Performance Tuner for the 135, 335, & 535 Features:

• Brand new microcontroller based hardware
• Numerous input/output channels
• Integrated safety features that maximize engine life
• Plug and play wiring harness
• Gains of up to 80HP and 80TQ to the wheels
• Now shipping with Generation 3 Hardware and Software Version 1.4
• Ability to switch to the stock map at any time
• 15 different maps that maximize output for future upgrades including intakes, exhausts and downpipes
• Improves smoothness and throttle response for linear power progression

Add a chip burner to your order to download and load the latest performance maps as we release them!