OE Quality
60-Day Returns

TYC 18008 Turbocharger Intercooler
Overview of TYC Radiator Core for BMW Models
The TYC radiator core, part number 18008, is engineered to meet the cooling demands of various BMW vehicles including the 135i, 328i, 335i, X1, and Z4. Designed with precision, this radiator core features a durable aluminum core and quick connect inlet and outlet connections for efficient installation and reliable performance.
- Core Material: Aluminum for effective heat dissipation
- Core Dimensions: 20.08 inches length, 5.03 inches height, 4.13 inches thickness
- Flow Configuration: Crossflow design for optimized coolant flow
- Headers: Top and bottom headers sized at 4.9 x 5.29 inches
- Inlet and Outlet: Quick connect type with 2.72-inch diameter
Detailed Specifications and Design Features
This TYC radiator core (part number 18008) incorporates an aluminum core material that provides a balance of lightweight construction and efficient thermal conductivity. The crossflow flow configuration enhances coolant circulation, which is critical for maintaining optimal engine temperatures in BMW models such as the 335i xDrive and 328xi. Both the top and bottom headers measure 4.9 by 5.29 inches, ensuring a secure fit within the radiator assembly. The quick connect inlet and outlet connections, each with a 2.72-inch diameter, facilitate straightforward installation and reduce the risk of leaks.
Compatible BMW Models and Applications
This radiator core is compatible with a range of BMW vehicles, including:
- BMW 135i and 135is
- BMW 328i, 328i xDrive, and 328xi
- BMW 330i
- BMW 335i, 335is, 335i xDrive, and 335xi
- BMW X1
- BMW Z4
Common Issues Addressed by This Radiator Core
- Overheating due to inefficient heat dissipation
- Coolant leaks from damaged or corroded radiator cores
- Reduced engine performance caused by poor coolant flow
- Corrosion and wear in original radiator components
- Difficulty in installation with incompatible radiator parts
Installation Notes and Tips
When installing the TYC radiator core 18008, ensure the quick connect inlet and outlet fittings are securely attached to prevent coolant leaks. Verify that the core dimensions match the vehicle’s radiator housing to avoid fitment issues. It is recommended to inspect and replace any worn hoses or clamps during installation to maintain system integrity. Proper bleeding of the cooling system after installation will help prevent air pockets and ensure optimal performance.
Quality Assurance and Warranty Information
TYC manufactures this radiator core to meet or exceed OEM specifications, using high-quality aluminum for durability and heat transfer efficiency. While specific warranty details may vary, TYC typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer’s website for exact warranty terms related to part number 18008.
| Brand | TYC |
| Part Number | 18008 |
| Bottom Header | 4.9x5.29 |
| Core Height (in) | 5.03 |
| Core Length (in) | 20.08 |
| Core Material | Aluminum |
| Core Thickness (in) | 4.13 |
| Flow Configuration | Crossflow |
| Inlet Connection Type | Quick Connect |
| Inlet Diameter (in) | 2.72 |
| Outlet Connection Type | Quick Connect |
| Outlet Diameter (in) | 2.72 |
| Top Header | 4.9x5.29 |
This part fits 78 vehicles. Search below:
| Year | Make | Model | Submodel | Body Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2016 | BMW | Z4 | sDrive35is | Convertible | 3.0L | L6 | N/A | ||
| 2016 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2015 | BMW | X1 | xDrive35i | Sport Utility | 3.0L | L6 | N/A | ||
| 2015 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2015 | BMW | Z4 | sDrive35is | Convertible | 3.0L | L6 | N/A | ||
| 2014 | BMW | X1 | xDrive35i | Sport Utility | 3.0L | L6 | N/A | ||
| 2014 | BMW | Z4 | sDrive35is | Convertible | 3.0L | L6 | N/A | ||
| 2014 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2013 | BMW | 135i | Coupe | 3.0L | L6 | N/A | |||
| 2013 | BMW | 135i | Convertible | 3.0L | L6 | N/A | |||
| 2013 | BMW | 135is | Coupe | 3.0L | L6 | N/A | |||
| 2013 | BMW | 135is | Convertible | 3.0L | L6 | N/A | |||
| 2013 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2013 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2013 | BMW | 335i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2013 | BMW | 335is | Convertible | 3.0L | L6 | N/A | |||
| 2013 | BMW | 335is | Coupe | 3.0L | L6 | N/A | |||
| 2013 | BMW | X1 | xDrive35i | Sport Utility | 3.0L | L6 | N/A | ||
| 2013 | BMW | Z4 | sDrive35is | Convertible | 3.0L | L6 | N/A | ||
| 2013 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2012 | BMW | 135i | Convertible | 3.0L | L6 | N/A | |||
| 2012 | BMW | 135i | Coupe | 3.0L | L6 | N/A | |||
| 2012 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2012 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2012 | BMW | 335i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2012 | BMW | 335is | Convertible | 3.0L | L6 | N/A | |||
| 2012 | BMW | 335is | Coupe | 3.0L | L6 | N/A | |||
| 2012 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2012 | BMW | Z4 | sDrive35is | Convertible | 3.0L | L6 | N/A | ||
| 2011 | BMW | 135i | Convertible | 3.0L | L6 | N/A | |||
| 2011 | BMW | 135i | Coupe | 3.0L | L6 | N/A | |||
| 2011 | BMW | 328i | Sedan | 3.0L | L6 | N/A | |||
| 2011 | BMW | 328i xDrive | Sedan | 3.0L | L6 | N/A | |||
| 2011 | BMW | 335i | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2011 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2011 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2011 | BMW | 335i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2011 | BMW | 335i xDrive | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2011 | BMW | 335is | Convertible | 3.0L | L6 | N/A | |||
| 2011 | BMW | 335is | Coupe | 3.0L | L6 | N/A | |||
| 2011 | BMW | Z4 | sDrive35is | Convertible | 3.0L | L6 | N/A | ||
| 2011 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2010 | BMW | 135i | Convertible | 3.0L | L6 | N/A | |||
| 2010 | BMW | 135i | Coupe | 3.0L | L6 | N/A | |||
| 2010 | BMW | 328i | Convertible | 3.0L | L6 | N/A | |||
| 2010 | BMW | 328i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2010 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2010 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2010 | BMW | 335i | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2010 | BMW | 335i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2010 | BMW | 335i xDrive | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2010 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2009 | BMW | 135i | Coupe | 3.0L | L6 | N/A | |||
| 2009 | BMW | 135i | Convertible | 3.0L | L6 | N/A | |||
| 2009 | BMW | 328i | Sedan | 3.0L | L6 | N/A | |||
| 2009 | BMW | 328i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2009 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2009 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2009 | BMW | 335i | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2009 | BMW | 335i xDrive | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2009 | BMW | 335i xDrive | Coupe | 3.0L | L6 | N/A | |||
| 2009 | BMW | Z4 | sDrive35i | Convertible | 3.0L | L6 | N/A | ||
| 2008 | BMW | 135i | Coupe | 3.0L | L6 | N/A | |||
| 2008 | BMW | 135i | Convertible | 3.0L | L6 | N/A | |||
| 2008 | BMW | 328i | Coupe | 3.0L | L6 | N/A | |||
| 2008 | BMW | 328xi | Sedan | 3.0L | L6 | N/A | |||
| 2008 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2008 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2008 | BMW | 335i | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2008 | BMW | 335xi | Coupe | 3.0L | L6 | N/A | |||
| 2008 | BMW | 335xi | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2007 | BMW | 328i | Sedan | 3.0L | L6 | N/A | |||
| 2007 | BMW | 328xi | Sedan | 3.0L | L6 | N/A | |||
| 2007 | BMW | 330i | Sedan | 3.0L | L6 | N/A | |||
| 2007 | BMW | 335i | Coupe | 3.0L | L6 | N/A | |||
| 2007 | BMW | 335i | Convertible | 3.0L | L6 | N/A | |||
| 2007 | BMW | 335i | Sedan | 3.0L | L6 | GAS | N/A | ||
| 2007 | BMW | 335xi | Sedan | 3.0L | L6 | GAS | 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.