Product Description
Interstate-McBee M-5264566 Intake Air Heater Gasket – 2007.5–2018 6.7L Cummins
Quality aftermarket replacement gasket for the intake air (grid) heater assembly on 2007.5–2018 Dodge/Ram trucks equipped with the 6.7L Cummins. Designed to seal the heater-to-manifold interface and prevent boost and unmetered air leaks. Sold individually.
- Direct replacement: OE-equivalent sealing for the grid heater assembly.
- Durable materials: Built to handle temperature cycling and manifold pressure.
- Cost-effective: Interstate-McBee quality as an aftermarket alternative to OEM boxed parts.
Specifications
| Brand | Interstate-McBee |
| Part Number | M-5264566 |
| OEM Reference | Cummins 5264566 (intake air/grid heater gasket) |
| Location | Between grid heater assembly and intake manifold |
| Sold As | Each (1 gasket) |
What’s Included
- (1) Intake air (grid) heater gasket, P/N M-5264566
Vehicle Fitment
Always verify by VIN or engine serial number (ESN) when possible.
- Ram 2500 / 3500 with 6.7L Cummins (2007.5–2018)
- Ram 3500/4500/5500 cab & chassis with 6.7L Cummins in applicable years where Cummins 5264566 is specified
- ISB 6.7 B-Series applications using the grid heater assembly that calls for gasket 5264566
Install Notes
- Disconnect batteries before working on the grid heater circuit.
- Clean mating surfaces thoroughly; do not reuse crushed or torn gaskets.
- Follow factory torque specs in a criss-cross pattern to ensure even sealing.
- After reassembly, check for intake leaks and verify heater operation.
Why Buy From CPP Diesel
- Diesel-focused support with real-world Cummins experience
- Fast shipping and easy returns
- Deep inventory of 6.7L Cummins intake and emissions-related components
FAQ
Is this gasket compatible with my 2008 Ram 6.7L?
Yes—this listing covers 2007.5–2018 6.7L Cummins applications that use the grid heater. For edge cases, confirm by VIN/ESN or the OEM ref 5264566.
How many gaskets are required?
One gasket per grid heater assembly. Replace whenever the heater is removed.
Does this include the heater or bolts?
No. This is the gasket only. Reuse hardware if within spec or replace as needed per the service manual.
Do I need sealant?
Typically no. Install dry unless the factory procedure specifies otherwise.
