HomeExhaust > Catalytic ConverterAP Exhaust 776365 Catalytic Converter - Left
Part #: 776365

AP Exhaust 776365 Catalytic Converter - Left

HFMXT03.53DC, Left
4 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
HFMXT03.53DC, Left
Fitment: Ford, F-150
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California-legal catalytic converter for Ford F-150

AP Exhaust 776365 is a direct-fit catalytic converter for the left side of select Ford F-150 trucks. It is built for California emissions compliance and matches the listed OE-style applications for 2015-2017 Ford F-150 models.

Key features

  • Direct-fit replacement catalytic converter
  • Left-side application
  • California emissions compliant
  • EO Number: D-798-15
  • Fits 2015-2017 Ford F-150, left
  • AP Exhaust part number 776365

Product details

This AP Exhaust FFMXT03.53DC catalytic converter is engineered for the left-side exhaust position on the Ford F-150. It is listed for 2015 Ford F-150, left; 2016 Ford F-150, left; and 2017 Ford F-150, left with the California-specific applications shown in the fitment data. The AP Exhaust 776365 part number is the reference to use when matching the correct emissions-compliant replacement for these trucks.

The AP Exhaust FFMXT03.53DC product line is identified in the fitment notes for the California emissions configuration and EO approval, making it a focused replacement choice for owners needing a direct-fit catalytic converter for the Ford F-150 platform.

Common replacement reasons

  • Failed emissions test
  • Check engine light related to catalyst efficiency
  • Damaged or worn original catalytic converter
  • Exhaust restriction or reduced flow from converter wear
  • Need for a California-compliant replacement on the left side

Installation notes

Verify the vehicle year, engine/emissions configuration, and left-side placement before installation. This part is listed as direct fit for California applications, so matching the EO requirement and exact fitment notes is important. Confirm the existing converter location and compare the original unit to AP Exhaust 776365 before beginning service.

Quality assurance

This catalytic converter is listed with California emissions compliance and EO Number D-798-15 for the specified Ford F-150 applications. Use the fitment data to confirm the correct left-side application before purchase or installation.

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2017FordF-1503.5LV6LeftDirect Fit - California; HFMXT03.53DC; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-15; HFMXT03.53DC; HFMXT03.53DC
2017FordF-1503.5LV6LeftDirect Fit - California; HFMXT03.54JJ; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-15; HFMXT03.54JJ; HFMXT03.54JJ
2016FordF-1503.5LV6LeftDirect Fit - California; GFMXT03.53DC; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-15; GFMXT03.53DC; GFMXT03.53DC
2015FordF-1503.5LV6LeftDirect Fit - California; FFMXT03.53DC; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-15; FFMXT03.53DC; FFMXT03.53DC

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.