APS Primer and Fuel Injection Lines

APS Tube Assemblies are precision-built primer and fuel injection lines engineered to deliver reliable fuel flow from the system to the engine.
Designed as FAA-PMA approved direct replacements, these assemblies meet or exceed original equipment standards while providing a dependable solution for maintaining peak engine performance.

Tube Assemblies are available for a wide range of Lycoming-powered aircraft, including IO-320, O-320, AEIO-360, IGO-540, and IO-720 engine models (application varies by part number). With multiple configurations available, customers can select the correct assembly for their specific engine installation to ensure proper fit and function.

Don't see your part number? Click below to view more eligibility and available part numbers.