Engine Bay Air Duct Partition – BMW | OEM 51717169422Engine Bay Air Duct Partition BMW OEM 51717169422 Replace the Engine Bay Air Duct Partition on Your BMW Restores Correct Cooling Airflow. The engine bay air duct partition directs cooling air flow correctly through the engine compartment. When it breaks or goes missing, air circulation becomes incorrect potentially affecting engine cooling and increasing underhood temperatures. This direct replacement partition restores correct engine bay airflow

11 12 7 792 420 is the spaced BMW OEM format of 11127792420

Targets exact OEM intent for 06B133619A

Valve Cover PCV Repair Kit — Porsche Cayenne 4

Fix EPS Steering Noise and Poor Assist on Your Mercedes — Replace the Rack Belt

replace it with a new one

When the original rubber membrane loses elasticity

Range Rover Sport (L494) 3

2 CDI Diesel

Seat Toledo 1999–2009

11 12 7 792 426

This product is a membrane / diaphragm only

Restores Brake Assist: Full vacuum output restores correct brake servo function — safe braking feel returns