Big Gun Exhaust TFI Power Box EFI Tuner - 40-R80 14-7713 A reed petal is a

A reed petal is a wear item

2002-2003 KTM 200 EXC 2002-2003 KTM 200 MXC 2003 KTM 200 SX 1994-2000 KTM 250 EXC 1998-1999 KTM 250 MXC 1994-1999 KTM 250 SX 1994-1999 KTM 300 EXC 1994-1999 KTM 300 MXC 1996-1997 KTM 360 EXC 1996-1997 KTM 360 MXC 1996-1997 KTM 360 SX 1998-1999 KTM 380 EXC 1998-1999 KTM 380 MXC 1998-1999 KTM 380 SX

Pre-curved reed petal ensures better seal at tip

Reissa® breathable coated fabric

Part Number: 40-R51K

Big Gun Exhaust TFI Power Box EFI Tuner - 40-R80 14-7713 A reed petal is aTFI 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