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One Company × Burger Motorsports
JB4 Performance Tuning
World-famous JB4 power chips, flex fuel kits, intake systems, and precision-engineered parts for 30+ vehicle brands. Plug & play performance since 2007.
Connect the JB4 module to your engine harness — no soldering, no wiring cuts, no permanent modifications.
Select from 8+ performance maps via Bluetooth. Adjust boost, timing, and fueling in real-time through the JB4 mobile app.
Experience gains up to +200 HP with full logging, safety limiters, and instant revert to stock at any time.
Plug & play chip tuning for 30+ brands. 8 performance maps, Bluetooth logging, full return to stock parameters.
View ProductsPlug & play performance tuning. Up to 200+ HP gains with no permanent modifications.
Real-time ethanol content monitoring via Bluetooth. Complete kits with sensors and ECA.
Cold air intakes, charge pipes, oil catch cans, and precision billet accessories.
