PIERBURG Secondary Air Pump over-1000 This PIERBURG air pump shut

This PIERBURG air pump shut off/block off valve is used in secondary air injection systems to control airflow during engine warm-up

Includes O-Rings: Pre-installed seals for leak-free installation

4V8 BMW 740i 1998–2001 4

If your coupler sleeve is falling apart

Replacing the hose at the first sign of wear prevents coolant leaks and overheating

PIERBURG Secondary Air Pump over-1000 This PIERBURG air pump shutThe secondary air injection pump injects fresh air into the exhaust stream to further burn off exhaust gas, aiding catalytic converter warm up. This Pierburg pump is a direct replacement for the original part, restoring proper emissions function. Cross references include 7. 22738. 20. 0 and 022959253. Key Features & Benefits Pierburg Quality: Manufactured by a trusted OE supplier for European vehicles. Direct Fit: Designed as a direct replacement for