HPS Performance HPS Silicone Air Intake Kit Post MAF Hose BMW 1998-2003 M5 E39 5.0 V8, 57-1291 Turbo Boost Have the code scanned first

Have the code scanned first to confirm the fault is sensor-related

Yes—it mounts at factory grille points with no drilling

- Size # 180

Dual-bar setup - Spans the width of the roof for balanced load distribution across multiple roof boxes or cargo carriers

flush the block and hoses with distilled water to remove sediment

HPS Performance HPS Silicone Air Intake Kit Post MAF Hose BMW 1998-2003 M5 E39 5.0 V8, 57-1291 Turbo Boost Have the code scanned firstProduct Highlights Replaces stock restrictive rubber intake tube and optimizes the airflow with excellent heat dissipation and long lasting durability. Improves air flow and throttle response. Delivers power gains and better driveability. Integrates with factory fresh air scoop and air box to direct cool air to the engine for the best cooling effect. Made of HPS Performance signature race proven high temperature reinforced silicone hoses. Includes HPS