Genuine Saab 55-557-389 Intake Manifold Nipple Vacuum Fitting

The Genuine Saab 55-557-389 Intake Manifold Nipple is an essential OEM component designed to maintain optimal vacuum system performance in your Saab engine. This intake manifold pipe fitting serves as a critical connection point for vacuum hoses in the intake manifold system, ensuring proper airflow and preventing vacuum leaks that can cause performance issues.

Key Features:

• Genuine OEM Saab part manufactured to original factory specifications
• Includes integrated red locking clip/ferrule for secure vacuum hose connection
• Precision-engineered to provide a tight seal and prevent air leaks
• Black polymer construction for durability and chemical resistance
• Direct replacement for worn or damaged intake manifold vacuum fittings
• Also compatible with brake booster vacuum pump lines

What's Included:

• One intake manifold nipple/bushing assembly
• Integrated red snap-lock retaining clip
• Black mounting bushing components

Technical Information:

• Manufacturer Part Number: 55-557-389 / 55557389
• Alternate Part Number: 9179318
• Part Type: Engine Intake Manifold Pipe Fitting / Vacuum Hose Bushing
• Color: Black with red locking ferrule

This vacuum fitting is a common repair item when vacuum hoses become difficult to secure or when the red locking clip breaks. Symptoms of a failed intake manifold nipple include vacuum leaks, rough idling, stalling, loss of power, increased fuel consumption, and diagnostic trouble codes such as P0171 (System Too Lean) or P0101 (Mass Air Flow Circuit issues). The simple snap-in installation makes this an ideal DIY repair to restore proper vacuum system function.