Genuine 1040941482 Engine Crankcase Breather Hose

Engine Crankcase Breather Hose for Mercedes-Benz

This Genuine engine crankcase breather hose, part number 1040941482, routes crankcase vapors from the valve cover to the air filter housing. It is a direct-fit emission control component for select Mercedes-Benz 300SL and 300CE models.

Key Features

• Genuine replacement crankcase breather hose
• Part number 1040941482
• Emission control component for the crankcase ventilation system
• Valve cover to air filter housing routing
• Compatible with Mercedes-Benz 300SL and Mercedes-Benz 300CE applications

Detailed Description

Built for the crankcase ventilation system, this hose carries blow-by vapors from the valve cover to the air filter housing as part of the engine’s emission control path. It is a practical replacement for cracked, hardened, or leaking breather hoses on 1990-1993 Mercedes-Benz 300SL and 1990-1992 Mercedes-Benz 300CE models. If you are searching for a Mercedes-Benz 300SL crankcase breather hose or a Mercedes-Benz 300CE valve cover to air filter housing hose, part number 1040941482 matches the listed application.

What It Helps Address

• Cracked or split breather hose material
• Oil vapor leaks around the crankcase ventilation route
• Unstable crankcase ventilation flow
• Hose collapse, hardening, or deterioration from age
• Emission control service needs on the crankcase system

Installation Notes and Tips

Install on the valve cover to air filter housing route shown in the fitment notes. Inspect the mating connections for wear, oil residue, or brittleness before installation, and confirm the hose is seated securely at both ends. Verify the part number 1040941482 against the removed hose before ordering.

Quality Assurance

Genuine OE-style replacement part for the listed Mercedes-Benz applications. This part cross-references no additional part numbers in the provided data.