SKU: FPE-CUMM-HG-5.9 | UPC: 670875718227
Fleece Performance 03-07 Dodge 2500/3500 Cummins 5.9L OE Replacement Head Gasket (Thick)
This head gasket from Fleece Performance provides an OE alternative for resealing 2003-2007 Dodge 2500 and 3500 trucks equipped with the 5.9L Cummins diesel engine. The multi-layer steel design delivers reliable sealing performance under demanding conditions.
Key Features
- Thickness: 1.25 mm
- Construction: Multi-layer steel
- Specification: Meets or exceeds OE requirements
- Replacement Part: Cummins 3958645
- Application: Direct fit for 5.9L Cummins
- Design: Thick profile for proper clamp load
Specifications
| Detail | Value |
|---|---|
| Brand | Fleece Performance |
| Type | Head Gasket |
| Compatibility | 2003-2007 Dodge 2500/3500 5.9L Cummins |
| Thickness | 1.25 mm |
| Country of Origin | United States |
| Warranty | Manufacturer limited warranty |
Whats Included
- One head gasket
Product Notes
- Replaces Cummins P/N 3958645
- Confirm engine and year before ordering
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2003-2007 | Dodge | 2500/3500 | 5.9L Cummins diesel |
Why Choose Fleece Performance?
- OE style fitment for 5.9L Cummins engines
- Multi-layer steel for consistent sealing
- 1.25 mm thickness supports proper head clearance
- Direct replacement for Cummins 3958645
Frequently Asked Questions
- Q: What engines does this gasket fit?
- A: It fits the 5.9L Cummins in 2003-2007 Dodge Ram 2500 and 3500 trucks
- Q: Is this the thick version?
- A: Yes it measures 1.25 mm thick
- Q: What part number does it replace?
- A: It replaces Cummins part number 3958645
Shipping and Handling
- Method: UPS or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Standard manufacturer packaging








