Sierra 18-9421CAT-3 4-Stroke Synthetic Blend Catalyst Outboard Engine Oil, 10W30, Gal. FHSELFT3 biodegradable enzyme formula

biodegradable enzyme formula

Easy to clean: Thanks to its Tritonium coating

Flexible Design: Bend radius of 3" for easy installation

• Mounting screws countersink into rubber grommets for maximum protection

15' Black/Silver Outrigger Poles - 1-1/8" Diameter

Sierra 18-9421CAT-3 4-Stroke Synthetic Blend Catalyst Outboard Engine Oil, 10W30, Gal. FHSELFT3 biodegradable enzyme formulaMeets requirements of modern 4 stroke recreational engines with or without emission catalyst systems Approved for all 4 stroke applications including Outboard, Sterndrive and Inboard Exceeds all 4 stroke requirements including FC W and FC W Cat Compatible Provides superior corrosion protection under extreme conditions Industry leading wear protection and deposit control Capitalizing on "ZDDP" anti wear additive technology Prevents phosphorous