AeroShell™ Oil W 15W-50 | Semi-Synthetic Piston Engine Oil

AeroShell™ Oil W 15W-50 is a premium, semi-synthetic multigrade ashless dispersant oil engineered for aviation piston engines. Developed in cooperation with Lycoming and Continental, it blends high-quality mineral oils with over 50% synthetic base stocks to deliver exceptional performance year-round—no need for seasonal changes. It offers superior cold-flow and anti-wear protection.

Its advanced additive system promotes engine cleanliness, guards against corrosion, and fights high-temperature oxidation, helping your engine reach TBO with less sludge or varnish buildup. This oil also includes the Lycoming LW 16702 anti-wear additive, eliminating the need for aftermarket additions.

AeroShell™ W 15W-50 Features & Benefits

All-season, multigrade performance: Easy cold starts and reliable protection across temperature extremes, outperforming single-weight oils.
Exceptional wear protection: Ashless dispersant formula plus LW 16702 additive protects camshafts, lifters, and high-wear components.
High-temperature stability: Superior oxidation resistance keeps engines clean under hard conditions.
Corrosion resistance: Additive package protects against rust in low-use or high-humidity environments.
Improved performance: Up to 50% reduction in oil consumption and up to 5% improved fuel economy.
Engine cleanliness: Helps prevent lead sludge (“grey paint”) and keeps ring belt areas free of varnish.
Broad approvals: Meets SAE J-1899; approved for Lycoming (SB 446C, 471, SI 14909A), Continental MHS-24A, Pratt & Whitney radials, FAA AD 80-04-03, and more.

Aeroshell W 15W-50 Aviation Oil - Multigrade