2021 GMC Yukon Emission Control Parts
Select Your Submodel
- Walker Products®Oxygen SensorGMC Yukon / Yukon XL 5.3L 2021, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$34.57 - $47.04
- ACDelco®Genuine GM Parts™ Oxygen SensorGMC Yukon / Yukon XL 5.3L 2021, Genuine GM Parts™ Oxygen Sensor by ACDelco®. If your O2 sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s GM OE...ACDelco GM OE Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsDetects oxygen content in the exhaust gases$35.89 - $38.05
- Walker Products®Premium Oxygen SensorGMC Yukon / Yukon XL 5.3L 2021, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test...Improved Engine Response & PerformanceLower Emissions$58.49
- ACDelco®Genuine GM Parts™ EGR ValveGMC Yukon / Yukon XL 3.0L 2021, Genuine GM Parts™ EGR Valve by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$75.38
- Walker Products®Wideband Premium Oxygen SensorGMC Yukon / Yukon XL 5.3L 2021, Wideband Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test...High quality at an affordable priceExpertly made from premium materials$44.39
- ACDelco®GM Genuine Parts™ Vapor Canister BoltGMC Yukon / Yukon XL 2021, GM Genuine Parts™ Vapor Canister Bolt by ACDelco®. GM Genuine Parts Bolt Retainers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true...Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors$6.09
- Standard®Intermotor™ Vapor Canister Vent ValveGMC Yukon / Yukon XL 5.3L 2021, Intermotor™ Vapor Canister Vent Valve by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...Made with precision and quality in mindDesigned to meet your specific needs$30.83
- Standard®Exhaust Gas Temperature (EGT) SensorGMC Yukon / Yukon XL 3.0L 2021, Exhaust Gas Temperature (EGT) Sensor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$40.38 - $40.97
- ACDelco®Genuine GM Parts™ EGR Cooler GasketGMC Yukon / Yukon XL 3.0L 2021, Genuine GM Parts™ EGR Cooler Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$0.61 - $4.22
- ACDelco®GM Original Equipment™ Evaporative Emissions System Leak Detection Pump HoseGMC Yukon 2021, GM Original Equipment™ Evaporative Emissions System Leak Detection Pump Hose by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$69.58 - $76.32
- ACDelco®GM Original Equipment™ EGR Cooler GasketGMC Yukon / Yukon XL 3.0L 2021, GM Original Equipment™ EGR Cooler Gasket by ACDelco®. Position: To Cooler. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$3.90 - $5.33
- Eastern Catalytic®ECO GM Direct Fit Catalytic ConverterGMC Yukon / Yukon XL 5.3L with California Emission / Federal Emission 2021, ECO GM Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Position: Center. With 4 O2 Sensor Ports. Catalytic Converter Overall...$583.94
- Big End Performance®PCV Breather CapPCV Breather Cap by Big End Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...$12.39 - $14.91
- Big End Performance®Clamp On PCV BreatherClamp On PCV Breather by Big End Performance®. This Big End Performance product is just the option for you in case you want to get the most out of your auto. It is made from first-rate materials to provide the highest level of quality....High quality at an affordable priceExpertly made from premium materials$16.27 - $18.98
- Granatelli Motor Sports®Valve Cover BreatherValve Cover Breather by Granatelli Motor Sports®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet your...Made with precision and quality in mindDesigned to meet your specific needs$15.96
- Granatelli Motor Sports®Valve Cover Breather InsertValve Cover Breather Insert by Granatelli Motor Sports®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet...Made with precision and quality in mindDesigned to meet your specific needs$50.69 - $67.83
- Dorman®OE Solutions™ Oxygen Sensor Bung Repair KitOE Solutions™ Oxygen Sensor Bung Repair Kit by Dorman®. Why replace an exhaust pipe because of a corroded, stripped or damaged oxygen sensor bung? Save the pipe and replace the bung with this weld-on replacement. Standard O2 sensor...Repair-friendly solution - this oxygen sensor bung allows replacement of a damaged fitting without replacing the entire exhaust componentUniversal fitment - designed to accommodate standard oxygen sensor threads$9.61 - $11.61
- iD Select®ECO II Universal Fit Catalytic ConverterUniversal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....$144.22 - $146.77
- Walker®Ultra™ Universal Fit Catalytic ConverterUniversal Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. This part features the correct load of precious metals to ensure the proper limitation of tailpipe emissions. It meets the EPA policy and...$111.92 - $330.87
- AP Exhaust®608 Series Universal Fit Catalytic ConverterUniversal 608 Series Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is...$104.68 - $415.87
- AP Exhaust®Enhanced Standard Duty Universal Fit Oval Body Catalytic ConverterUniversal Enhanced Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Converter Overall Length: 16". Today’s exhaust...$90.57 - $125.57
- AP Exhaust®Medium Duty Universal Fit Oval Body Catalytic ConverterUniversal Medium Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Single Air Tube. With 1 Center O2 Sensor Port. Catalytic Converter Overall Length: 17"....$140.56
- AP Exhaust®Standard Duty Spun Body Universal Fit Round Body Catalytic ConverterUniversal Standard Duty Spun Body Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Today’s exhaust performance market...$101.22 - $250.00
- AP Exhaust®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The...$232.31 - $339.18
- CATCO®Universal Fit Catalytic ConverterUniversal Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Without Air Tube. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the...$105.61 - $188.45
- Davico®OBDII Universal Fit Catalytic ConverterUniversal OBDII Catalytic Converter by Davico®. Converter Configuration: Universal Fit. This Universal fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat...$115.32 - $765.46
- Torxe™Universal Fit Catalytic ConverterUniversal Catalytic Converter by Torxe™. Converter Configuration: Universal Fit. Catalytic Inlet Diameter: 2". Universal Fit Catalytic Converter by Torxe. Replace your clogged, corroded, and malfunctioning catalytic converter for the...$108.00 - $175.00
- Eastern Catalytic®Universal Fit Large Oval Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Catalytic Converter Overall Length: 16". Whether your catalytic converter is damaged by road debris...$155.38 - $255.04
- Eastern Catalytic®Universal Fit Oval Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you...$118.45 - $187.70
- Eastern Catalytic®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you...$129.11 - $178.85