Big Gun Exhaust TFI Power Box for 2008-19 Suzuki RM-Z450 - 40-R82
Big Gun Exhaust TFI Power Box for 2009-18 Kawasaki KX450F - 40-R81
Big Gun Exhaust TFI Power Box for 2017-18 Honda CRF250M/L - 40-R65
Big Gun Exhaust TFI Power Box for 2013-16 Honda CRF250M/L - 40-R64
Big Gun TFI Power Box for 2010-18 Suzuki RM-Z250 - 40-R60
Big Gun TFI Power Box for 2010-18 Yamaha YZ450F - 40-R61
Big Gun TFI Power Box for 2009-18 Honda CRF450R - 40-R80
Big Gun TFI Power Box for 2010-15 Honda CRF250R - 40-R62
