4.3 Exhaust Kits

Sierra Exhaust Manifold and Riser Kit for MerCruiser V6 4.3 Liter 2x Manifold 18-1952-1 Replaces:  • Osco: 9745 • GLM: 51220 • MerCruiser: 99746A17 • Barr marine: 1-99746 2x Riser Elbow 18-1976-2...

OEM MerCruiser 4.3 V6 Exhaust Kit For MerCruiser 4.3 engines with center riser exhaust and 4 inch risersApprox 1986-2002 with some exceptions Includes: • 2x MerCruiser manifold part number - 99746A17 (Replaces 99745, 99745-c...

OEM MerCruiser 4.3 V6 Exhaust Kit For MerCruiser 4.3 engines with DRY JOINT center riser exhaust and 14 degree 4 inch risers (if you are not sure of the angle of your risers, please call us with your serial number) 2002+ with some exceptions Includes:...

OEM MerCruiser 4.3 V6 Exhaust Kit For MerCruiser 4.3 engines with DRY JOINT center riser exhaust and 7 degree 4 inch risers (if you are not sure of the angle of your risers, please call us with your serial number) 2002+ with some exceptions...

CONVERSION KIT 864293a02 Includes: • 2x upper rubber tube (elbow to intermediate elbow) - 32-44358001 • 2x lower rubber tube (for original Y pipe) 32-807458T • 2x lower rubber tube (for New style Y...