AP Exhaust
AHNXT03.5T19

AP Exhaust 774085 Catalytic Converter - Front Right

Brand AP Exhaust 774085
Position Front Right
Product line AHNXT03.5T19
Fits Acura and Honda · 22 vehicles

OE dimensions. Built to exact dimensions for a precise replacement fit.

Advanced manufacturing. Automated production and spinner welding help ensure consistent converter quality.

Efficient substrate chemistry. Proprietary substrate loading improves converter efficiency at lower cost.

$937.06Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $937.06
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

AP Exhaust Catalytic Converter 774085

AP Exhaust 774085 is a direct-fit catalytic converter for select Honda and Acura applications that require California emissions compliance. It is built to OE dimensions for proper fitment on the front right position and supports efficient exhaust aftertreatment for the listed vehicles.

Key Features

  • Direct-fit catalytic converter for the front right position
  • Built to exact OE dimensions for consistent fitment
  • Uses AP Exhaust ARISTO substrate chemistry for efficient catalyst loading
  • Manufactured with automated workstations, spinner welding, and high-speed production processes
  • California emissions compliant for the listed applications
  • Fits 2003-2010 Acura MDX and Honda Odyssey, Pilot, and Ridgeline applications shown below

Product Details

The AP Exhaust 774085 catalytic converter is part of the 3HNXT03.5TKR product line, which focuses on OE-style fitment and efficient converter construction. AP Emissions Technologies uses advanced manufacturing methods to keep dimensions consistent and maintain competitive production quality. This part cross-references AP Exhaust 3HNXT03.5TKR for the same application.

Vehicle Fitment

  • Fits 2010 Honda Odyssey, front right
  • Fits 2009 Acura MDX, front right
  • Fits 2009 Honda Odyssey, front right
  • Fits 2008 Acura MDX, front right
  • Fits 2008 Honda Odyssey, front right
  • Fits 2008 Honda Pilot, front right
  • Fits 2008 Honda Ridgeline, front right
  • Fits 2007 Acura MDX, front right
  • Fits 2007 Honda Odyssey, front right
  • Fits 2007 Honda Pilot, front right
  • Fits 2007 Honda Ridgeline, front right
  • Fits 2006 Acura MDX, front right
  • Fits 2006 Honda Odyssey, front right
  • Fits 2006 Honda Pilot, front right
  • Fits 2006 Honda Ridgeline, front right
  • Fits 2005 Acura MDX, front right
  • Fits 2005 Honda Odyssey, front right
  • Fits 2005 Honda Pilot, front right
  • Fits 2004 Acura MDX, front right
  • Fits 2003 Acura MDX, front right

Common Uses

  • Replacing a failed catalytic converter on a California-emissions vehicle
  • Restoring exhaust flow after catalyst efficiency codes
  • Addressing emissions test failures tied to the front right converter
  • Correcting fitment issues caused by a damaged or rusted OE converter
  • Maintaining proper exhaust aftertreatment on Honda Odyssey, Pilot, Ridgeline, and Acura MDX models

Installation Notes

Verify the vehicle year, make, model, and front right position before installation. This converter is listed for California emissions applications only, so confirm the EO number and emissions label match the vehicle requirements. Compare the original converter shape and flange locations to the OE-style replacement before final installation.

Quality Assurance

AP Exhaust uses proprietary substrate chemistry and controlled manufacturing processes to produce converters built to OE dimensions and fitment standards. The listed California applications carry EO Number D-798-14.

This part fits 22 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2010HondaOdyssey3.5LV6Front RightDirect Fit - California; AHNXT03.5T19; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; AHNXT03.5T19; AHNXT03.5T19
2009AcuraMDX3.7LV6Front RightDirect Fit - California; 9HNXT03.7H29; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 9HNXT03.7H29; 9HNXT03.7H29
2009HondaOdyssey3.5LV6Front RightDirect Fit - California; 9HNXT03.5J29; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 9HNXT03.5J29; 9HNXT03.5J29
2008AcuraMDX3.7LV6Front RightDirect Fit - California; 8HNXT03.7PKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 8HNXT03.7PKR; 8HNXT03.7PKR
2008HondaOdyssey3.5LV6Front RightDirect Fit - California; 8HNXT03.54KR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 8HNXT03.54KR; 8HNXT03.54KR
2008HondaPilot3.5LV6Front RightDirect Fit - California; 8HNXT03.5NKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 8HNXT03.5NKR; 8HNXT03.5NKR
2008HondaRidgeline3.5LV6Front RightDirect Fit - California; 8HNXT03.5MKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 8HNXT03.5MKR; 8HNXT03.5MKR
2007AcuraMDX3.7LV6Front RightDirect Fit - California; 7HNXT03.7XKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 7HNXT03.7XKR; 7HNXT03.7XKR
2007HondaOdyssey3.5LV6Front RightDirect Fit - California; 7HNXT03.5VKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 7HNXT03.5VKR; 7HNXT03.5VKR
2007HondaPilot3.5LV6Front RightDirect Fit - California; 7HNXT03.5WKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 7HNXT03.5WKR; 7HNXT03.5WKR
2007HondaPilot3.5LV6Front RightDirect Fit - California; 7HNXT03.5VKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 7HNXT03.5VKR; 7HNXT03.5VKR
2007HondaRidgeline3.5LV6Front RightDirect Fit - California; 7HNXT03.5TKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 7HNXT03.5TKR; 7HNXT03.5TKR
2006AcuraMDX3.5LV6Front RightDirect Fit - California; 6HNXT03.5RKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 6HNXT03.5RKR; 6HNXT03.5RKR
2006HondaOdyssey3.5LV6Front RightDirect Fit - California; 6HNXT03.5TKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 6HNXT03.5TKR; 6HNXT03.5TKR
2006HondaPilot3.5LV6Front RightDirect Fit - California; 6HNXT03.5RKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 6HNXT03.5RKR; 6HNXT03.5RKR
2006HondaPilot3.5LV6Front RightDirect Fit - California; 6HNXT03.5TKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 6HNXT03.5TKR; 6HNXT03.5TKR
2006HondaRidgeline3.5LV6Front RightDirect Fit - California; 6HNXT03.5AKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 6HNXT03.5AKR; 6HNXT03.5AKR
2005AcuraMDX3.5LV6Front RightDirect Fit - California; 5HNXT03.55B4; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 5HNXT03.55B4; 5HNXT03.55B4
2005HondaOdyssey3.5LV6Front RightDirect Fit - California; 5HNXT03.5AB4; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 5HNXT03.5AB4; 5HNXT03.5AB4
2005HondaPilot3.5LV6Front RightDirect Fit - California; 5HNXT03.55B4; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 5HNXT03.55B4; 5HNXT03.55B4
2004AcuraMDX3.5LV6Front RightDirect Fit - California; 4HNXT03.5TKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 4HNXT03.5TKR; 4HNXT03.5TKR
2003AcuraMDX3.5LV6Front RightDirect Fit - California; 3HNXT03.5TKR; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-14; 3HNXT03.5TKR; 3HNXT03.5TKR