This Rubber Boot, part number 13541740073, is a vital component in the air intake system of select BMW models. It connects the air flow sensor to the throttle body, ensuring a secure, leak-free air pathway to maintain optimal engine performance. Proper air intake is crucial for smooth engine operation.
The boot fits these BMW models:
- 1996-1999 BMW 328i (Convertible and Sedan)
- 1996-1999 BMW 328is (Coupe)
- 1995-1999 BMW M3 (Convertible, Coupe, and Sedan)
- 1997-2000 BMW Z3 2.8L Engine (Roadster)
- 1999-2000 BMW Z3 M Coupe (Coupe)
With exposure to heat and engine vibrations, this rubber boot can develop cracks or tears over time. Damaged boots may cause air intake leaks, leading to rough idling, stalling, or decreased acceleration. Regular checks and timely replacements help maintain your BMW’s engine efficiency.
Important: Before purchasing, compare the part number 13541740073 against your vehicle’s VIN and photos to ensure exact compatibility.

