Billy Boat Exhaust: 2005-13 CHEVY C6 CORVETTE FUSION EXHAUST RETRO CONTROL KIT supercharged C7 Their unique inverted dome tops

Their unique inverted dome tops make for more filter surface area

4-1/2” ID

8L Gas 1973-1973 Chevrolet Van G20

Circumference: 88"

2014-2016 BMW 220i/228i (F22) L4-2

Billy Boat Exhaust: 2005-13 CHEVY C6 CORVETTE FUSION EXHAUST RETRO CONTROL KIT supercharged C7 Their unique inverted dome topsCorvette Fusion Exhaust Retro Control Kit. Billy Boat Performance Exhaust has spent months developing a stand alone "retro" kit which allows any C6 to take advantage of the bi modal system. The kit comes complete with all the wiring, remote switch, vacuum line, vacuum accumulator, and vacuum switch needed for installation. The kit comes complete with all the wiring, remote switch, vacuum line, vacuum accumulator, and vacuum switch needed for