JB4 Tuner for 2025+ Land Rover Defender 4.4L OCTA V8 Twin Turbo - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) BMW 1 Series• 2008-2010 E82

BMW 1 Series• 2008-2010 E82 Coupe 135i• 2008-2010 E88 Convertible 135i• 2011 E82 1MBMW 3 Series• 2006-2010 E90 Sedan 335i/335ix• 2006-2010 E91 Touring 335i/335ix• 2006-2010 E92 Coupe 335i/335ix• 2006-2010 E93 Convertible 335i/335ix• 2011-2013 E92 Coupe 335isBMW 5 Series• 2008-2010 E60 Sedan 535i/535ix• 2008-2010 E61 Touring 535i/535ix

delivering improved horsepower

• 2014-Present Volvo S50 S60 S90 T5/T6 Turbo Engines

towing capability

The BMS N54 oil catch can

JB4 Tuner for 2025+ Land Rover Defender 4.4L OCTA V8 Twin Turbo - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) BMW 1 Series• 2008-2010 E82Gains are 125whp on pump gas and up to 260whp on higher octane or E85 mixtures. The ultimate tune for your 4. 4L V8 powered Land Rover Defender OCTA. The JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 installs and removes easily and includes many unique features not found in any other tune, including user adjustable 1st and 2nd gear boost limiting, smartphone integration, electronic wastegate control, ethanol