Big Gun Exhaust TFI Power Box EFI Tuner - 40-R52E MO-STD-MB-M-01 4-Hole WIDE (3

4-Hole WIDE (3

Part Number: 09-12582

Part Number: 16-1203

2 hour record time

2008-2015 Can-Am DS 450 X mx

Big Gun Exhaust TFI Power Box EFI Tuner - 40-R52E MO-STD-MB-M-01 4-Hole WIDE (3TFI POWER BOX When installing an aftermarket exhaust, proper tuning is a must. The Big Gun Power Box is a plug and play fuel controller that allows you to properly tune your fuel injected motorcycle, ATV or Side x Side in just minutes. Installing a Power Box allows you to get the most out of your aftermarket exhaust and increases throttle response. A Power Box helps cure the lean issue that is run into when installing a higher flowing exhaust and