Rein CPF0044 Fuel Tank Cap

OE Fuel Cap for BMW Applications

The Rein CPF0044 fuel tank cap is an OE-quality replacement for select European vehicles, including BMW 3 Series, 5 Series, 6 Series, 7 Series, and M models. It is built as a direct-fit cap for applications without cap lock, helping restore proper tank sealing and vapor control.

Key Features

• Prevents moisture and debris from entering the fuel system
• Establishes the seal and pressure required at the fuel tank
• Manufactured to strict engineering standards for materials and tolerances
• Produced by an original equipment supplier
• Direct-fit replacement in black finish

Detailed Description

Rein CPF0044 is an OE-quality fuel cap designed for BMW vehicles where the original cap has worn, cracked, or no longer seals correctly. Rein builds this cap to match OE material and dimensional requirements, supporting long service life and consistent fit. This part cross-references BMW 16116750564 for the same application. For buyers searching for a BMW fuel tank cap replacement, BMW E30/E34/E32 fuel cap, or a direct-fit fuel cap for BMW 325i, 735i, or M3 models, CPF0044 is the relevant OE-style solution.

What It Helps Solve

• Fuel odor caused by a cap that no longer seals
• Check engine or evaporative system faults related to tank sealing
• Contamination from moisture or road debris entering the tank
• Loose, damaged, or missing fuel cap fitment issues
• Pressure loss at the fuel tank neck

Installation Notes and Tips

Verify vehicle fitment by year, make, model, and cap-lock configuration before ordering. This cap is listed for BMW applications without cap lock. Inspect the filler neck and sealing surface for damage before installation, and confirm the cap seats fully and locks or tightens as required by the vehicle design.

Quality Assurance

Rein Automotive OE-quality fuel caps are produced to strict specifications and are sourced from an original equipment supplier. CPF0044 is backed by a 24-month or 24,000-mile warranty.