Patriot Exhaust Cut-Out Kits available in 2 1/4, 2 1/2, 3 and 3 1/2 inch sizes These cut-outs feature a rugged gear reduction 12 volt DC motor and a rotating gate for a leak proof seal everytime the cut-out is opened and closed. Unlike butterfly styl

Product Features:

• Patriot Exhaust H1134 Exhaust Cut-Out Hookup Kit 3 1/2 Inch Pair
• Permits quick bypassing of your exhaust system for maximum power in racing conditions