TDI Tuning Box Chip w/ Bluetooth for BMW 740d 309 BHP / 313 PS / 230 KW / 630 NM / 465 LBFT | 10979

Want more power, torque or economy from your vehicle? With the TDI Tuning Tuning Box, you can greatly improve your vehicle performance. Connect to your TDI-Tuning system to instantly change the performance of your engine and adapt your vehicle to suit any situation. Functionality: - Up-to 40% more power from your engine - Up-to 20% better fuel efficiency - Completely traceless once removed - Refined driving experience - Optional Bluetooth connectivity (please message) - UK Design & Manufacture

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