Replacement Aftertreatment Device Gasket for Cummins ® ISX/QSX Applications 5.75" Outside Diameter Cross Reference OEM Cross References: 2866337

Product Details

1 x Thermostat Seal

Note: 5.75″ O.D.

Fits Application: Cummins Multiple

Model: Cummins ISX / QSX Engine

Details:

After Treatment Device Gasket

OE Replacements: 132033, 2866337

Cross References:

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: ISX/QSX

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• OEM Cross Reference: 2866337
• Interstate-McBee Reference: M-2866337

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.