Part #: CPF0044

Rein CPF0044 Fuel Tank Cap

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⚙️ 71 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, 740i, 740iL, 750iL, 325i, 318i, 318is, 735i, 735iL, 325is, 325iX, M3, 635CSi, 325, 528e, 535i, 535is, M5, 325e, 325es, and 524td
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Reliable Fuel Tank Cap for BMW Models

The Rein CPF0044 fuel tank cap is designed specifically for select BMW vehicles, including the 318i, 325i, 535i, M3, and M5 models. This OE quality fuel cap ensures a secure seal to maintain fuel system integrity and prevent contamination.

Key Features of Rein CPF0044 Fuel Tank Cap

  • Prevents moisture and debris from entering and contaminating the fuel system
  • Establishes a proper seal and pressure within the fuel tank
  • Manufactured to strict engineering standards and specifications
  • Produced by an original equipment supplier for consistent quality
  • Direct fit replacement for compatible BMW models
  • Durable black finish for long-lasting performance

Detailed Product Description

The Rein CPF0044 fuel tank cap is engineered to meet the exact specifications required by BMW vehicles such as the 318is, 325es, 528e, 635CSi, and 740iL. Its application-specific design ensures a precise fit, maintaining the fuel system’s pressure and preventing external contaminants from entering the tank. Manufactured in Germany, this fuel cap reflects Rein’s commitment to quality and reliability. The cap’s dimensions (7 inches length, 5 inches width, and 1 inch height) and lightweight construction (0.14 lbs) make it an efficient and easy-to-install component.

Common Issues Addressed by This Fuel Tank Cap

  • Prevents fuel evaporation and vapor leaks that can trigger check engine lights
  • Stops moisture and dirt from contaminating the fuel, protecting engine performance
  • Maintains proper fuel tank pressure for optimal fuel delivery
  • Eliminates fuel odors caused by faulty or missing caps
  • Ensures compliance with emissions standards by sealing the fuel system

Installation Notes and Tips

  • Designed as a direct fit replacement for BMW models including 318i, 325i, 535i, M3, and M5
  • Remove the old fuel cap by turning counterclockwise and install the Rein CPF0044 by turning clockwise until secure
  • Ensure the cap is tightened firmly to establish a proper seal and pressure
  • Check for any fuel system warning lights after installation and re-tighten if necessary

Quality Assurance and Warranty

Rein CPF0044 fuel tank cap is produced by an original equipment supplier and manufactured to strict engineering standards. It comes with a 24-month or 24,000-mile warranty, providing assurance of its durability and performance in compatible BMW vehicles.

BrandRein
Part NumberCPF0044
Application TypeApplicationSpecific
ColorBlack
Container TypeBG
Country of OriginDE
Item Height1.0000
Item Length7.0000
Item Level GTIN888544102318
Item Qty1
Item UOMEA
Item Weight0.1400
Item Weight Unit UOMLB
Item Width5.0000
Link to Manufacturer Pagewww.reinautomotive.com
Product Desc Extended 240Rein OE Quality Fuel Cap
Product Desc Invoice 40Rein Fuel Cap
Product Desc Long 80Rein OE Quality Fuel Cap
Product Desc Short 20Cap-Fuel
Warranty Distance24000
Warranty Time24

This part fits 71 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
1994BMW740i4.0LV8N/A
1994BMW740iL4.0LV8N/A
1994BMW750iL5.0LV12N/A
1993BMW325iConvertible2.5LL6N/Aw/o Cap Lock
1993BMW740i4.0LV8N/A
1993BMW740iL4.0LV8N/A
1993BMW750iL5.0LV12N/A
1992BMW318iConvertible1.8LL4N/Aw/o Cap Lock
1992BMW318is1.8LL4N/Aw/o Cap Lock
1992BMW325iConvertible2.5LL6N/Aw/o Cap Lock
1992BMW735i3.5LL6N/A
1992BMW735iL3.5LL6N/A
1992BMW750iL5.0LV12N/A
1991BMW318i1.8LL4N/Aw/o Cap Lock
1991BMW318is1.8LL4N/Aw/o Cap Lock
1991BMW325i2.5LL6N/Aw/o Cap Lock
1991BMW325is2.5LL6N/Aw/o Cap Lock
1991BMW325iX2.5LL6N/Aw/o Cap Lock
1991BMW735i3.5LL6N/A
1991BMW735iL3.5LL6N/A
1991BMW750iL5.0LV12N/A
1991BMWM32.3LL4N/Aw/o Cap Lock
1990BMW325i2.5LL6N/Aw/o Cap Lock
1990BMW325is2.5LL6N/Aw/o Cap Lock
1990BMW325iX2.5LL6N/Aw/o Cap Lock
1990BMW735i3.5LL6N/A
1990BMW735iL3.5LL6N/A
1990BMW750iL5.0LV12N/A
1990BMWM32.3LL4N/Aw/o Cap Lock
1989BMW325i2.5LL6N/Aw/o Cap Lock
1989BMW325is2.5LL6N/Aw/o Cap Lock
1989BMW325iX2.5LL6N/Aw/o Cap Lock
1989BMW635CSi3.5LL6N/A
1989BMW735i3.5LL6N/A
1989BMW735iL3.5LL6N/A
1989BMW750iL5.0LV12N/A
1989BMWM32.3LL4N/Aw/o Cap Lock
1988BMW325i2.5LL6N/Aw/o Cap Lock
1988BMW325is2.5LL6N/Aw/o Cap Lock
1988BMW325iX2.5LL6N/Aw/o Cap Lock
1988BMW528e2.7LL6N/A
1988BMW535i3.5LL6N/A
1988BMW535is3.5LL6N/A
1988BMW635CSi3.5LL6N/A
1988BMW735i3.5LL6N/A
1988BMW735iL3.5LL6N/A
1988BMW750iL5.0LV12N/A
1988BMWM32.3LL4N/Aw/o Cap Lock
1988BMWM53.5LL6N/A
1987BMW325e2.7LL6N/Aw/o Cap Lock
1987BMW325es2.7LL6N/Aw/o Cap Lock
1987BMW325i2.5LL6N/Aw/o Cap Lock
1987BMW325is2.5LL6N/Aw/o Cap Lock
1987BMW528e2.7LL6N/A
1987BMW535i3.5LL6N/A
1987BMW635CSi3.5LL6N/A
1987BMW735i3.5LL6N/A
1986BMW325e2.7LL6N/Aw/o Cap Lock
1986BMW325es2.7LL6N/Aw/o Cap Lock
1986BMW524td2.4LL6DIESELN/A
1986BMW528e2.7LL6N/A
1986BMW535i3.5LL6N/A
1986BMW635CSi3.5LL6N/A
1986BMW735i3.5LL6N/A
1985BMW318i1.8LL4N/Aw/o Cap Lock
1985BMW325e2.7LL6N/Aw/o Cap Lock
1985BMW524td2.4LL6DIESELN/A
1985BMW528e2.7LL6N/A
1985BMW535i3.5LL6N/A
1985BMW635CSi3.5LL6N/A
1985BMW735i3.5LL6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.