/live/media/C3/C3_3519_Fro.jpg)
OE Quality
60-Day Returns
CSFPart #: 3519
CSF 3519 Radiator
⚙️ 64 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$169.47Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦1 Row Plastic Tank Aluminum Core
🚗Fitment: Audi and Porsche, A4 Quattro, A5, A5 Quattro, A6, A6 Quattro, A7, A7 Quattro, Macan, Q5, S4, S5, and SQ5
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Radiator options
Overview of CSF 3519 Radiator for Audi and Porsche Models
The CSF 3519 radiator is engineered for select Audi and Porsche vehicles, including the A4 Quattro, A5, A6, A7, Macan, and Q5 models. Designed with a 1-row aluminum core and plastic tanks, this radiator offers reliable cooling performance tailored to your vehicle's specifications.
- Core thickness: 1 1/4 inches
- Core width: 18 1/4 inches
- Core length: 28 3/8 inches
- Aluminum core with plastic tanks
- Cross flow design for efficient heat dissipation
- Inlet and outlet diameter: 1 1/2 inches (left inlet, right outlet)
- Compatible with Audi A4 Quattro, A5, A5 Quattro, A6, A6 Quattro, A7, A7 Quattro, Porsche Macan, Q5, S4, S5, and SQ5
Details on the 1 Row Plastic Tank Aluminum Core Product Line
The CSF 1 Row Plastic Tank Aluminum Core line combines an aluminum core with OE-style plastic tanks, providing a balance of durability and weight savings. This product line features a quick-connect inlet design to facilitate installation and maintain OEM compatibility. The single-row core design supports efficient cooling while fitting within the original equipment specifications for the listed Audi and Porsche models.
Technical Specifications and Features
The CSF 3519 radiator features a 1 1/4 inch thick aluminum core measuring 18 1/4 inches wide and 28 3/8 inches long. Its cross flow configuration enhances coolant flow and heat exchange efficiency. The plastic tanks are designed to match OEM standards, with a 1 1/2 inch diameter inlet on the left and outlet on the right side. The radiator does not include a cap and weighs approximately 14 pounds, with packaging dimensions suitable for safe transport.
Common Applications and Problem Resolution
- Replaces faulty or leaking radiators in Audi A4 Quattro and A5 models
- Restores cooling efficiency in Porsche Macan and Q5 vehicles
- Addresses overheating issues caused by damaged or clogged radiator cores
- Suitable for vehicles experiencing coolant leaks from plastic tanks
- Supports engine temperature regulation in Audi S4, S5, and SQ5 models
Installation Notes and Tips
Ensure compatibility with your specific Audi or Porsche model before installation. The quick-connect inlet design simplifies hose attachment, but verify all connections are secure to prevent leaks. Since the radiator does not include a cap, reuse the original or source a compatible cap separately. Properly bleed the cooling system after installation to avoid air pockets and ensure optimal performance.
Quality Assurance and Warranty Information
CSF radiators are manufactured to meet OEM standards, using high-quality aluminum cores and durable plastic tanks. This radiator is free of hazardous materials and designed for long-term reliability. Warranty details should be confirmed with the distributor or manufacturer, as they may vary by region and application.
| Brand | CSF |
| Part Number | 3519 |
| Position | 1 Row Plastic Tank Aluminum Core |
| Core Thickness | 1 1/4 |
| Core Width | 18 1/4 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Core Length | 28 3/8 |
| Inlet Diameter | 1 1/2 left |
| Outlet Diameter | 1 1/2 right |
| Down Flow Or Cross Flow Type | Cross flow |
| Radiator Core Row Quantity | 1 |
| Cap Included | No |
| Box Height (in) | 7 4/16 |
| Box Length (in) | 38 5/16 |
| Box Weight (lbs) | 14 |
| Box Width (in) | 21 15/16 |
| Hazardous Material | No |
| Inlet Length (in) | 19 |
| Inlet Width (in) | 1 3/4 |
| Oil Cooler (in) | 11 13/16 (high-efficiency plate type) |
| Outlet Length (in) | 19 |
| Outlet Width (in) | 1 3/4 |
| Tech Note | O.e.m. style plastic tanks & aluminum core;with quick-connect inl |
This part fits 64 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Porsche | Macan | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2017 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2017 | Audi | SQ5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2017 | Porsche | Macan | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Audi | A5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Audi | A6 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Audi | A7 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Audi | SQ5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2016 | Porsche | Macan | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Audi | A5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Audi | A6 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Audi | A7 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Audi | SQ5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2015 | Porsche | Macan | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | A4 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | A5 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | A6 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | A7 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | S5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2014 | Audi | SQ5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | A4 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | A5 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | A6 | 2.8L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | A6 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | A7 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2013 | Audi | S5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | A4 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | A5 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | A6 | 2.8L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | A6 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | A7 Quattro | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | Q5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2012 | Audi | S5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | A4 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | A5 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | A6 | 2.8L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | Q5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2011 | Audi | S5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | A4 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | A5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | A5 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | A6 | 2.8L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | Q5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | Q5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | S4 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2010 | Audi | S5 | 3.0L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2009 | Audi | A4 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2009 | Audi | A5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2009 | Audi | A5 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2009 | Audi | Q5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2008 | Audi | A5 | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
| 2008 | Audi | A5 Quattro | 3.2L | V6 | N/A | OE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core |
* 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:
13276132781331080128238K0 - 121 - 251H8K0 121 251 AAAU3010148CU13278
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.