Product Description
Interstate-McBee M-5264566 Intake Air (Grid) Heater Gasket – 07.5–18 6.7L Cummins
Replace a leaking or damaged grid heater seal with this OEM-style Interstate-McBee M-5264566 gasket. Direct-fit for 2007.5–2018 Ram 2500/3500/4500/5500 with the 6.7L Cummins ISB, this gasket sits between the intake heater grid and the intake elbow/horn to restore an airtight seal and factory drivability.
- Exact fit: Matches OEM Cummins 5264566 dimensions for quick, no-drama install.
- Purpose-built: Seals the intake heater (grid heater) to the intake elbow to prevent boost leaks.
- Aftermarket value: Interstate-McBee quality at a fraction of OEM dealer pricing.
- Durable materials: Designed for repeated thermal cycles in diesel applications.
Specifications
| Brand / Part | Interstate-McBee M-5264566 |
|---|---|
| OEM Cross-Ref | Cummins 5264566 (Intake Air Heater / Connection Gasket) |
| Supersession | Replaces/updates M-4940849 in many applications |
| Location | Between intake heater grid and intake elbow (intake horn) |
| Engine | 6.7L Cummins ISB |
| What’s Included | (1) Intake air heater gasket |
Vehicle Fitment
Always verify by engine serial number (ESN) for edge-case builds.
- Ram 2500/3500/4500/5500 with 6.7L Cummins ISB
- Model years: 2007.5–2018 (mid-year 2007.5 introduction through 2018)
Install Notes
- Remove intake elbow; clean both mating surfaces thoroughly—no old gasket or RTV residue.
- Position new gasket; install hardware and torque per Cummins service manual sequence/specs.
- After reassembly, pressure/boost test the charge-air tract to confirm a perfect seal.
Warranty
Interstate-McBee new engine parts are covered by the manufacturer’s warranty (typically up to 24 months from installation; valve train categories may differ). Contact us for coverage specifics by part/ESN.
Why Buy From CPP Diesel
- ESN-verified fitment support from real diesel techs
- Fast shipping and easy returns
- Curated 6.7L Cummins inventory to complete the job (intake elbows, grid heaters, hardware, sensors)
FAQ
Is this the same as a “grid heater gasket”?Yes. It seals the intake heater grid to the intake elbow/horn on 6.7L Cummins trucks.
Does it fit 2019+ 6.7L trucks?
This listing is for 2007.5–2018 applications. For 2019+ models, check the OEM part number by VIN/ESN.
What number does this replace?
In many catalogs, 4940849 supersedes to 5264566 (Interstate-McBee M-4940849 → M-5264566).
Do I need sealant?
Generally no—install dry unless the Cummins manual specifies sealant for your configuration.
Product Videos
Custom Field
YEAR 2007.5-2018
MAKE DODGE
ENGINE 6.7L
