Cadillac Catalytic Converters
- Walker®CalCat™ Direct Fit Catalytic Converter and Pipe Assembly (83497)CalCat™ Catalytic Converter and Pipe Assembly (83497) by Walker®. Converter Configuration: Direct Fit. Position: Driver Side. Catalytic Converter Overall Length: 37.70". Walker is an OE supplier to many major nameplate vehicle...$728.23
- Walker®CalCat™ Direct Fit Round Body Catalytic Converter and Pipe Assembly (83457)CalCat™ Catalytic Converter and Pipe Assembly (83457) by Walker®. Converter Configuration: Direct Fit. Position: Passenger Side. Catalytic Converter Body Shape: Round. With Pre and Post-Cat O2 Sensor Ports. Catalytic Converter Overall...$662.48
- Walker®CalCat™ Direct Fit Round Body Catalytic Converter and Pipe Assembly (83482)CalCat™ Catalytic Converter and Pipe Assembly (83482) by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With Pre and Post-Cat O2 Sensor Ports. Catalytic Converter Overall Length: 42.23". Walker...$840.08
- Walker®CalCat™ Direct Fit Round Body Catalytic Converter and Pipe Assembly (81761)CalCat™ Catalytic Converter and Pipe Assembly (81761) by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 2 Inlets. With O2 Sensor Port. Catalytic Converter Overall Length: 50.5". Walker is an...$1,647.29
- AP Exhaust®Direct Fit Catalytic Converter (770543)Catalytic Converter (770543) by AP Exhaust®. Converter Configuration: Direct Fit. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 18.5". Today’s exhaust performance market continues to cover a broad spectrum of vehicles....$1,066.34
- AP Exhaust®Direct Fit Catalytic Converter (770544)Catalytic Converter (770544) by AP Exhaust®. Converter Configuration: Direct Fit. Catalytic Converter Overall Length: 25". Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this...$1,021.80
- AP Exhaust®Direct Fit Catalytic Converter (770811)Catalytic Converter (770811) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...$896.24
- AP Exhaust®Direct Fit Catalytic Converter (774766)Catalytic Converter (774766) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions$1,938.31
- AP Exhaust®Direct Fit Catalytic Converter (771393)Catalytic Converter (771393) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...$773.71
- AP Exhaust®Direct Fit Catalytic Converter (771394)Catalytic Converter (771394) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...$785.96
- AP Exhaust®Direct Fit Catalytic Converter (770594)Catalytic Converter (770594) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...$872.68
- AP Exhaust®Direct Fit Catalytic Converter (770346)Catalytic Converter (770346) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Driver Side. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a...$778.46
- AP Exhaust®Direct Fit Catalytic Converter (644167)Catalytic Converter (644167) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Front Passenger Side. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 14". Today’s exhaust performance market continues to cover a...$412.36
- AP Exhaust®Direct Fit Catalytic Converter (644166)Catalytic Converter (644166) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Front Driver Side. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 17". Today’s exhaust performance market continues to cover a...$435.97
- AP Exhaust®Direct Fit Catalytic Converter (644168)Catalytic Converter (644168) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Overall Length: 14". Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique...$274.90
- AP Exhaust®Direct Fit Catalytic Converter (641485)Catalytic Converter (641485) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...$472.20
- AP Exhaust®Direct Fit Catalytic Converter (641487)Catalytic Converter (641487) by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...$438.05
- AP Exhaust®Direct Fit Catalytic Converter (641477)Catalytic Converter (641477) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Front Passenger Side. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 13.2". Today’s exhaust performance market continues to cover...$357.82
- AP Exhaust®Direct Fit Catalytic Converter (641476)Catalytic Converter (641476) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Front Driver Side. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 16". Today’s exhaust performance market continues to cover a...$384.76
- AP Exhaust®Direct Fit Catalytic Converter (644042)Catalytic Converter (644042) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Passenger Side. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 19". Today’s exhaust performance market continues to cover a broad...$365.91
- AP Exhaust®Direct Fit Catalytic Converter (644041)Catalytic Converter (644041) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Driver Side. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 18.5". Today’s exhaust performance market continues to cover a broad...$365.91
- AP Exhaust®Direct Fit Catalytic Converter (645288)Catalytic Converter (645288) by AP Exhaust®. Converter Configuration: Direct Fit. Catalytic Converter Overall Length: 20". Without O2 Sensor Port. Without Air Tube. Today’s exhaust performance market continues to cover a broad...5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions$346.75
- AP Exhaust®Direct Fit Catalytic Converter (645337)Catalytic Converter (645337) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Driver Side. Without Air Tube. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 26.75". Today’s exhaust performance market...$264.97
- AP Exhaust®Direct Fit Catalytic Converter (642355)Catalytic Converter (642355) by AP Exhaust®. Converter Configuration: Direct Fit. Catalytic Converter Overall Length: 23". Without O2 Sensor Port. Without Air Tube. Today’s exhaust performance market continues to cover a broad...5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions$176.34
- AP Exhaust®Direct Fit Catalytic Converter (642143)Catalytic Converter (642143) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Driver Side. Without Air Tube. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 19.5". Today’s exhaust performance market continues...$421.23
- AP Exhaust®Direct Fit Catalytic Converter (642142)Catalytic Converter (642142) by AP Exhaust®. Converter Configuration: Direct Fit. Position: Passenger Side. Without Air Tube. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 19". Today’s exhaust performance market continues...$425.88
- AP Exhaust®Direct Fit Catalytic Converter (642132)Catalytic Converter (642132) by AP Exhaust®. Position: Driver Side. Converter Configuration: Direct Fit. Catalytic Converter Overall Length: 16". With O2 Sensor Port. Without Air Tube. Today’s exhaust performance market continues to...5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions$506.32
- AP Exhaust®Direct Fit Catalytic Converter (642131)Catalytic Converter (642131) by AP Exhaust®. Position: Passenger Side. Converter Configuration: Direct Fit. Catalytic Converter Overall Length: 16". With O2 Sensor Port. Without Air Tube. Today’s exhaust performance market continues...5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions$506.94
- Walker®Ultra™ Direct Fit Round Body Catalytic Converter and Pipe Assembly (16684)Ultra™ Catalytic Converter and Pipe Assembly (16684) by Walker®. Position: Passenger Side. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. Catalytic Converter Overall Length: 20.25". With O2 Sensor Port....Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability$339.05
- Walker®Ultra™ Direct Fit Round Body Catalytic Converter and Pipe Assembly (16685)Ultra™ Catalytic Converter and Pipe Assembly (16685) by Walker®. Position: Driver Side. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. Catalytic Converter Overall Length: 19.25". With O2 Sensor Port....Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability$346.90
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The Cadillac 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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