AP Exhaust 645229 Catalytic Converter

Brand AP Exhaust 645229
Body Material Stainless steel
Inlet Gasket Not required
Inlet Hardware None
Inlet Type A 2 bolt loose flange w/ flare
Inlet Type B 2 bolt loose flange w/ flare
O2 Sensor Ports 4
Outlet Gasket Not required
Outlet Hardware Yes
Outlet Type A 2.25" od pipe
Overall Length (IN) 39.25
Substrate Material Ceramic
Type Federal / epa direct-fit
Fits Dodge · 3 vehicles

Direct-fit design. Built to match OE dimensions for straightforward replacement.

Ceramic substrate. Supports efficient converter loading and exhaust treatment.

Stainless steel body. Adds corrosion-resistant construction for exhaust service.

$726.81Free 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 $726.81
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Overview

AP Exhaust 645229 is a Federal / EPA direct-fit catalytic converter built for exact OE dimensions and fitment. It uses a ceramic substrate and stainless steel body construction to support efficient exhaust flow and reliable replacement performance.

Compatible with 2008 Dodge Ram 1500 applications, this converter is built for direct-fit service and includes the outlet hardware noted in the product data. The AP Exhaust 645229 is a practical replacement choice when you need a catalytic converter matched to the original installation layout.

Key Features

  • Federal / EPA direct-fit catalytic converter
  • Ceramic substrate material for converter efficiency
  • Stainless steel body construction
  • 2-bolt loose flange inlet with flare on both inlet sides
  • 4 O2 sensor ports
  • 2.25-inch OD pipe outlet
  • 39.25-inch overall length
  • Outlet hardware noted in product specifications

Fitment Details

Fits 2008 Dodge Ram 1500, N/A. Direct Fit; (Exc. Mega Cab); Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.

Fits 2008 Dodge Ram 1500, N/A. Direct Fit; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.

Common Uses

  • Replacing a restricted or failed catalytic converter
  • Restoring exhaust flow after emissions-related trouble codes
  • Addressing exhaust leaks at the flange connection
  • Replacing a converter with damaged substrate or housing

Installation Notes

Verify the inlet flange style, outlet pipe size, O2 sensor port count, and emissions notes before installation. This part is listed as a direct-fit converter, so matching the vehicle configuration and emissions requirements is essential for proper installation.

Quality Assurance

AP Exhaust states that its manufacturing process uses advanced production equipment and OE-dimension control to maintain fitment consistency. The ARISTO substrate chemistry is used to support efficient converter loading and performance.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersWheel BaseNotes
2008DodgeRam 15005.7LV8—Direct Fit; (Exc. Mega Cab); Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.
2008DodgeRam 15005.7LV8120.5"Direct Fit; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.
2008DodgeRam 15005.7LV8140.5"Direct Fit; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.