Pontiac Catalytic Converters
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (52039)OEM Grade Catalytic Converter (52039) by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. If your car needs replacement, install one that will get you through the smog check. This converter is part of the exhaust...$513.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51914)OEM Grade Catalytic Converter (51914) by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2". Catalytic Converter Overall Length:...$396.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51694)OEM Grade Catalytic Converter (51694) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Passenger Side. With Gasket. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5"....$421.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51689)OEM Grade Catalytic Converter (51689) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Driver Side. With Gasket. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5"....$451.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49732)OEM Grade Catalytic Converter (49732) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Passenger Side. With Gasket. Without Air Tube. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Catalytic Converter...$505.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49731)OEM Grade Catalytic Converter (49731) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Driver Side. With Gasket. Without Air Tube. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.5". Catalytic Converter...$475.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49201)OEM Grade Catalytic Converter (49201) by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. Catalytic Converter Overall Length: 19". If your car needs replacement, install one that will get you through the smog check....$864.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51913)OEM Grade Catalytic Converter (51913) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Rear. Without Air Tube. Catalytic Converter Overall Length: 17". If your car needs replacement, install one that will get you through...$281.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51911)OEM Grade Catalytic Converter (51911) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Front Rearward. With Y-Pipe Assembly. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Converter Overall Length: 19.5". If your...$759.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51907)OEM Grade Catalytic Converter (51907) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Front Forward. With Gaskets. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter:...$575.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51240)OEM Grade Catalytic Converter (51240) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2". Catalytic...$375.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51090)OEM Grade Catalytic Converter (51090) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 62.25". If your car needs replacement, install one that will get you through...$527.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49197)OEM Grade Catalytic Converter (49197) by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 38.25". If your car needs replacement, install one that...$516.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49461)OEM Grade Catalytic Converter (49461) by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.25". Catalytic...$625.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49226)OEM Grade Catalytic Converter (49226) by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Catalytic Converter...$577.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51089)OEM Grade Catalytic Converter (51089) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Rear. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 38.5". If your car needs replacement, install one that will...$523.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49619)OEM Grade Catalytic Converter (49619) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Front. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.5". Catalytic...$712.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49220)OEM Grade Catalytic Converter (49220) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Catalytic Converter...$635.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51845)OEM Grade Catalytic Converter (51845) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 59.25". If your car needs replacement, install one that will get you through...$712.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51710)OEM Grade Catalytic Converter (51710) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.25". Catalytic Converter...$629.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51532)OEM Grade Catalytic Converter (51532) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 41". If your car needs replacement, install one that will get you through the...$397.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51396)OEM Grade Catalytic Converter (51396) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 37". If your car needs replacement, install one that will get you through the...$411.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51333)OEM Grade Catalytic Converter (51333) by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 3". Catalytic Outlet Diameter: 3". Catalytic Converter Overall...$320.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (49227)OEM Grade Catalytic Converter (49227) by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Catalytic Converter Overall Length: 39". If your car needs...$440.00
- MagnaFlow®OEM Grade Direct Fit Catalytic Converter (51496)OEM Grade Catalytic Converter (51496) by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.25"....$990.00
- MagnaFlow®OEM Grade Direct Fit Round Body Catalytic Converter (52097)OEM Grade Catalytic Converter (52097) by MagnaFlow®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Body Shape: Round. Without Air Tube. With 1 O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet...$435.00
- Torxe™Direct Fit Catalytic Converter (79-1002189)Catalytic Converter (79-1002189) by Torxe™. Converter Configuration: Direct Fit. Direct Fit Catalytic converter by Torxe. Replace your clogged, corroded, and malfunctioning catalytic converter for the best possible price with a...$185.00
- Torxe™Direct Fit Catalytic Converter (79-1002169)Catalytic Converter (79-1002169) by Torxe™. Converter Configuration: Direct Fit. Direct Fit Catalytic converter by Torxe. Replace your clogged, corroded, and malfunctioning catalytic converter for the best possible price with a...$220.00
- iD Select®Direct Fit Catalytic Converter (50540)Catalytic Converter (50540) by iD Select®. Converter Configuration: Direct Fit. Position: Rear. Location: Undercar. Catalytic Converter Overall Length: 13.75". Swap out your worn-out or malfunctioning part with this top-notch exhaust...$372.03
- AP Exhaust®Direct Fit Catalytic Converter and Pipe Assembly (642093)Catalytic Converter and Pipe Assembly (642093) by AP Exhaust®. Position: Rear. Converter Configuration: Direct Fit. Catalytic Converter Overall Length: 22". With O2 Sensor Port. Today’s exhaust performance market continues to cover a...5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions$548.43
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The Pontiac catalytic converter (AKA catcon or cat) was first introduced in the mid-70's, and back then, it performed only two tasks, which is exactly why it was called a two-way converter. It oxidized carbon monoxide to carbon dioxide and hydrocarbons to water and carbon dioxide (oxidation stage). In 1981, the two-way converter was replaced by a much more efficient three-way catcon, which additionally reduced nitrogen oxide emissions (reduction stage).
Today, the two-way version is used in diesel applications only, while most vehicles are equipped with a three-way catalytic converter. Located between the engine and muffler, the converter actually resembles a muffler in shape, though the construction of these two units is completely different. The body of the converter is usually made of stainless steel. Inside the body, you'll find an insulated chamber, which contains three main components of any converter: substrate (or catalyst core), washcoat, and catalyst.
The catalyst core usually has a honeycomb structure, and it's most often a ceramic monolith. Basically, it serves as a support for the washcoat. The washcoat itself is a carrier for the catalytic materials. Materials for the washcoat are chosen to form an irregular surface, which maximizes the catalytically active layer available to react with the exhaust gases. And then comes the catalyst, which is most ofter a mixture of precious metals such as palladium (oxidation catalyst) and rhodium (reduction catalyst). When the exhaust stream passes through the converter, it contacts with the catalyst and all the toxic elements covert into the harmless substances. The leaving gas is monitored by the control system to make sure it meets the emissions requirements.
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