Catalyst Marine Engine 5 Quart 25W-40 | Sierra 18-9400CAT-4 CDI Electronics Each component is carefully inspected

Each component is carefully inspected and tested to ensure top-notch quality

Piranha Propellers 1010

MEFI 3 Diagnostic Manual

Replacement distributor cap P/N D651700

Piranha Propellers Rear Cap RCM4

Catalyst Marine Engine 5 Quart 25W-40 | Sierra 18-9400CAT-4 CDI Electronics Each component is carefully inspectedCatalyst Marine Engine 5 Quart 25W 40 Sierra 18 9400CAT 4 Catalyst Marine Engine 5 Quart 25W 40 Sierra 18 9400CAT 4 Engineered specifically for 4 stroke marine engines equipped with catalyst emission systems, this premium 25W 40 blend delivers the advanced protection your vessel demands. Sierra's catalyst compatible formula ensures optimal performance while safeguarding your engine's emission control components, keeping your boat running smoothly and