AP Exhaust 643119 Catalytic Converter - Left

Brand	AP Exhaust 643119
Position	Left
Body Material	Stainless steel
Inlet Gasket	Yes
Inlet Hardware	None
Inlet Type A	3 bolt welded flange
O2 Sensor Ports	2
Outlet Gasket	Yes
Outlet Hardware	Yes
Outlet Type A	2 bolt welded flange
Overall Length (IN)	68
Substrate Material	Ceramic
Type	Federal / epa direct-fit
Product line	Direct Fit Converter
Fits	Toyota · 22 vehicles

Direct-fit converter. Built to exact OE dimensions for straightforward installation.

Stainless steel body. Helps resist corrosion in demanding exhaust conditions.

Ceramic substrate. Supports efficient converter performance and emissions control.

$434.84Free 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.

Confirm position

Select your vehicle to confirm fitment

Verify this part fits before purchasing — free returns if it doesn't

Step 2 — Quantity

Free shipping to the continental U.S.

Free returns within 60 days if it doesn't fit when fitment is verified.

Not what you need? See all Catalytic Converter options

AP Exhaust Direct Fit Converter for Toyota Tundra

AP Exhaust part 643119 is a Federal / EPA direct-fit catalytic converter built for specific Toyota Tundra applications. It uses a stainless steel body, a ceramic substrate, and OE-style dimensions to support proper exhaust fitment on the listed Tundra models.

The Direct Fit Converter line is AP Exhaust’s OE-style replacement range, focused on exact dimensional fit and consistent manufacturing. For Toyota Tundra owners, that means a converter built to match the original layout, including welded flange connections and sensor-port placement where specified.

Key Features

Part number: 643119
Federal / EPA direct-fit catalytic converter
Stainless steel body for exhaust system durability
Ceramic substrate material
3-bolt welded flange inlet
2-bolt welded flange outlet
2 O2 sensor ports
Inlet gasket included
Outlet gasket included
Outlet hardware included
Overall length: 68 in.

Detailed Description

AP Exhaust 643119 is engineered as a direct replacement catalytic converter for select Toyota Tundra trucks with Federal and California emissions configurations. The OE-style construction helps maintain the original exhaust routing and mounting points, while the stainless steel body and ceramic substrate support long-term service in demanding underbody conditions. This part is listed for left-side applications on the covered Toyota Tundra fitments.

AP Exhaust’s Direct Fit Converter line is built around exact OE dimensions and fitment, using automated manufacturing processes and welded flange construction to help ensure consistent installation geometry. If you are searching for a Toyota Tundra catalytic converter replacement, AP Exhaust 643119 provides a vehicle-specific solution for the listed model years and configurations.

This part cross-references Walker (e.g., 16467, 16468) for the same application.

What It Helps Address

Failed or inefficient catalytic converter operation
Exhaust restriction caused by a damaged converter core
Check engine light concerns related to catalyst efficiency
Exhaust leaks at flange connection points
Fitment issues from universal-style replacement parts

Installation Notes and Tips

Fits 2020 Toyota Tundra, left, Federal and California Emissions; Direct Fit Converter.
Fits 2014-2019 Toyota Tundra, Federal and California Emissions; Direct Fit.
Fits 2014 Toyota Tundra, left, 78.7" bed length; Federal and California Emissions; Direct Fit.
Fits 2010-2013 Toyota Tundra, left, 145.7" wheelbase; Federal and California Emissions; Direct Fit.
Fits 2007-2013 Toyota Tundra, left, Federal and California Emissions; Direct Fit.
Fits 2009 Toyota Tundra, left, 145.7" wheelbase; Federal and California Emissions; Direct Fit.
Fits 2008 Toyota Tundra, left, Crew Cab; Federal and California Emissions; Direct Fit.
Verify emissions certification and body configuration before ordering, especially for state-specific restrictions noted in the fitment data.
Confirm O2 sensor port locations and flange style against the original exhaust assembly before installation.

Quality Assurance

AP Exhaust uses proprietary substrate chemistry and advanced manufacturing methods to produce converters built to exact OE dimensions and fitment. The Direct Fit Converter line is designed for consistent production quality and application-specific replacement on the listed Toyota Tundra models.

This part fits 22 vehicles

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

Year	Make	Model	Body Type	Bed Length	Liters	Cylinders	Wheel Base	Position	Notes
2020	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	Federal and California Emissions; Direct Fit Converter
2019	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	—	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.
2018	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	—	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.
2017	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	—	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.
2016	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	—	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.
2015	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	—	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.
2014	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	145.7"	Left	Direct Fit; (2014, 78.7" Bed Length); 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.
2014	Toyota	Tundra	—	6' 6" Foot Bed	5.7L	V8	—	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.
2013	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	Direct Fit; (10-13, 145.7" W.B.); 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.
2013	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	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.
2012	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	Direct Fit; (10-13, 145.7" W.B.); 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.
2012	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	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.
2011	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	Direct Fit; (10-13, 145.7" W.B.); 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.
2011	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	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.
2010	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	Direct Fit; (10-13, 145.7" W.B.); 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.
2010	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	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.
2009	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	Direct Fit; (2009, 145.7" W.B.); 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.
2009	Toyota	Tundra	—	—	5.7L	V8	145.7"	Left	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.
2008	Toyota	Tundra	Crew Cab Pickup	—	5.7L	V8	145.7"	Left	Direct Fit; (2008, Crew 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.
2008	Toyota	Tundra	Crew Cab Pickup	—	5.7L	V8	164.6"	Left	Direct Fit; (2008, Crew 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.
2008	Toyota	Tundra	Crew Cab Pickup	—	5.7L	V8	—	Left	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.
2007	Toyota	Tundra	Extended Crew Cab Pickup	—	5.7L	V8	—	Left	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.
No rows match your filter.