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Rein CPF0044 Fuel Tank Cap
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.
| Brand | Rein |
| Part Number | CPF0044 |
| Application Type | ApplicationSpecific |
| Color | Black |
| Container Type | BG |
| Country of Origin | DE |
| Item Height | 1.0000 |
| Item Length | 7.0000 |
| Item Level GTIN | 888544102318 |
| Item Qty | 1 |
| Item UOM | EA |
| Item Weight | 0.1400 |
| Item Weight Unit UOM | LB |
| Item Width | 5.0000 |
| Link to Manufacturer Page | www.reinautomotive.com |
| Product Desc Extended 240 | Rein OE Quality Fuel Cap |
| Product Desc Invoice 40 | Rein Fuel Cap |
| Product Desc Long 80 | Rein OE Quality Fuel Cap |
| Product Desc Short 20 | Cap-Fuel |
| Warranty Distance | 24000 |
| Warranty Time | 24 |
This part fits 71 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 1994 | BMW | 740i | 4.0L | V8 | N/A | |||
| 1994 | BMW | 740iL | 4.0L | V8 | N/A | |||
| 1994 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1993 | BMW | 325i | Convertible | 2.5L | L6 | N/A | w/o Cap Lock | |
| 1993 | BMW | 740i | 4.0L | V8 | N/A | |||
| 1993 | BMW | 740iL | 4.0L | V8 | N/A | |||
| 1993 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1992 | BMW | 318i | Convertible | 1.8L | L4 | N/A | w/o Cap Lock | |
| 1992 | BMW | 318is | 1.8L | L4 | N/A | w/o Cap Lock | ||
| 1992 | BMW | 325i | Convertible | 2.5L | L6 | N/A | w/o Cap Lock | |
| 1992 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1992 | BMW | 735iL | 3.5L | L6 | N/A | |||
| 1992 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1991 | BMW | 318i | 1.8L | L4 | N/A | w/o Cap Lock | ||
| 1991 | BMW | 318is | 1.8L | L4 | N/A | w/o Cap Lock | ||
| 1991 | BMW | 325i | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1991 | BMW | 325is | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1991 | BMW | 325iX | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1991 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1991 | BMW | 735iL | 3.5L | L6 | N/A | |||
| 1991 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1991 | BMW | M3 | 2.3L | L4 | N/A | w/o Cap Lock | ||
| 1990 | BMW | 325i | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1990 | BMW | 325is | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1990 | BMW | 325iX | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1990 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1990 | BMW | 735iL | 3.5L | L6 | N/A | |||
| 1990 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1990 | BMW | M3 | 2.3L | L4 | N/A | w/o Cap Lock | ||
| 1989 | BMW | 325i | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1989 | BMW | 325is | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1989 | BMW | 325iX | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1989 | BMW | 635CSi | 3.5L | L6 | N/A | |||
| 1989 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1989 | BMW | 735iL | 3.5L | L6 | N/A | |||
| 1989 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1989 | BMW | M3 | 2.3L | L4 | N/A | w/o Cap Lock | ||
| 1988 | BMW | 325i | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1988 | BMW | 325is | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1988 | BMW | 325iX | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1988 | BMW | 528e | 2.7L | L6 | N/A | |||
| 1988 | BMW | 535i | 3.5L | L6 | N/A | |||
| 1988 | BMW | 535is | 3.5L | L6 | N/A | |||
| 1988 | BMW | 635CSi | 3.5L | L6 | N/A | |||
| 1988 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1988 | BMW | 735iL | 3.5L | L6 | N/A | |||
| 1988 | BMW | 750iL | 5.0L | V12 | N/A | |||
| 1988 | BMW | M3 | 2.3L | L4 | N/A | w/o Cap Lock | ||
| 1988 | BMW | M5 | 3.5L | L6 | N/A | |||
| 1987 | BMW | 325e | 2.7L | L6 | N/A | w/o Cap Lock | ||
| 1987 | BMW | 325es | 2.7L | L6 | N/A | w/o Cap Lock | ||
| 1987 | BMW | 325i | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1987 | BMW | 325is | 2.5L | L6 | N/A | w/o Cap Lock | ||
| 1987 | BMW | 528e | 2.7L | L6 | N/A | |||
| 1987 | BMW | 535i | 3.5L | L6 | N/A | |||
| 1987 | BMW | 635CSi | 3.5L | L6 | N/A | |||
| 1987 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1986 | BMW | 325e | 2.7L | L6 | N/A | w/o Cap Lock | ||
| 1986 | BMW | 325es | 2.7L | L6 | N/A | w/o Cap Lock | ||
| 1986 | BMW | 524td | 2.4L | L6 | DIESEL | N/A | ||
| 1986 | BMW | 528e | 2.7L | L6 | N/A | |||
| 1986 | BMW | 535i | 3.5L | L6 | N/A | |||
| 1986 | BMW | 635CSi | 3.5L | L6 | N/A | |||
| 1986 | BMW | 735i | 3.5L | L6 | N/A | |||
| 1985 | BMW | 318i | 1.8L | L4 | N/A | w/o Cap Lock | ||
| 1985 | BMW | 325e | 2.7L | L6 | N/A | w/o Cap Lock | ||
| 1985 | BMW | 524td | 2.4L | L6 | DIESEL | N/A | ||
| 1985 | BMW | 528e | 2.7L | L6 | N/A | |||
| 1985 | BMW | 535i | 3.5L | L6 | N/A | |||
| 1985 | BMW | 635CSi | 3.5L | L6 | N/A | |||
| 1985 | BMW | 735i | 3.5L | L6 | N/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.