CSF 3843 OEM Style Replacement Radiator

The CSF 3843 OEM Style Replacement Radiator is manufactured from the highest quality components to provide you with the best aftermarket OE replacement radiator available for your 2017-2019 GM 6.6L Duramax L5P. CSF is an ISO certified cooling system manufacturer with many OEM customers around the world. CSF is also known as an industry leader in automotive cooling for both OE and the performance aftermarket.

Each CSF Radiator is built to OE specifications for a true, "Drop-in Fit" that matches the performance of your OE radiator. CSF tests every radiator design in-house with their state-of-the-art testing facility that includes wind tunnel, burst pressure testing, vibration testing, thermal cycle, and salt spray corrosion testing. When CSF identifies a weakness in either the OEM design or performance, a stronger solution is implemented for class-leading performance and durability. Individually pressure tested and serial # certified. Comes complete with a 1 year warranty.

OEM Replacement

Drop-In Installation

Includes 1-Year Warranty

Bottom Hose Fitting (in): 2-1/4 Right

Top Hose Fitting (in): 2 Left

Core Length (in): 33-7/16

Core Material: Aluminum

Core Thickness (in): 2-3/16

Core Width (in): 27-7/16

Cross-Flow/ Down-flow: Cross Flow

Hazardous Material: No

Inlet Length (in): 28-7/16

Inlet Width (in): 2-11/16

No. Of Rows: 2

Oil Cooler (in): 11-1/2 Right (High-Efficiency Plate Type)

Outlet Length (in): 28-7/16

Outlet Width (in): 2-11/16

Radiator Cap Supplied: No

Tank Material: Plastic

Tech Note: O.E.M. Style Plastic Tanks & Aluminum Core With Quick-Connect Outlet Pipe & Oil Cooler Fittings