(set Of 2) Exhaust Flappers Water Shutters Kit For Mercruiser V6/v8 Easy to install - flex

Easy to install - flex cable can pass through the center of the hook

[Special Design]: Easy Bolt-On Installation 5 Inch Diameter

Door Stopper only

Two-way zipper of humanization design

more easier to release

(set Of 2) Exhaust Flappers Water Shutters Kit For Mercruiser V6/v8 Easy to install - flex(set Of 2) Exhaust Flappers Water Shutters Kit For Mercruiser V6 v8 There will be two rectangular holes for the grommets. If your Y pipe has round holes you need the A3 water shutters. If your Y pipe changes size a few inches bellow the shutter you have a one piece manifold V6 Y pipe and need shutter A1. The replacement part is made from high quality material and well tested by the manufacturer. Please check carefully the part numbers and compare