2018 Chevy Impala Emission Control Parts
-
TRQ®Oxygen SensorChevy Impala 2018, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$35.95 - $110.95Save: up to 6%$34.15 - $105.40 - ACDelco®GM Original Equipment™ PCV ValveChevy Impala 2.5L 2018, GM Original Equipment™ PCV Valve by ACDelco®. Fresh. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$23.93 - $35.72Save: 15%$20.34 - $30.37
- Standard®Standard Ignition Vapor CanisterChevy Impala 2018, Standard Ignition Vapor Canister by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation...Featuring industrial grade materials for robust performanceEnd of the line testing ensures quality in every box$35.73
- ACDelco®GM Genuine Parts™ PCV Valve RetainerChevy Impala 2.5L 2018, GM Genuine Parts™ PCV Valve Retainer 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 OE...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$7.01Save: $1.05 (15%)$5.96
- ACDelco®GM Original Equipment™ PCV Valve OrificeChevy Impala 2.5L 2018, GM Original Equipment™ PCV Valve Orifice by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$13.71Save: $2.06 (15%)$11.65
- ACDelco®Genuine GM Parts™ PCV Valve Hose Fitting SealChevy Impala 3.6L 2018, Genuine GM Parts™ PCV Valve Hose Fitting Seal 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$6.66Save: $1.00 (15%)$5.66
- ACDelco®GM Original Equipment™ Vapor Canister Purge ValveChevy Impala 2018, GM Original Equipment™ Vapor Canister Purge Valve 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$38.45 - $44.84Save: up to 16%$32.12 - $38.12
- Dorman®OE Solutions™ Vapor Canister Purge ValveChevy Impala 2.5L 2018, OE Solutions™ Vapor Canister Purge Valve by Dorman®. Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge valve....Direct replacement - this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle's evaporative emissions systemQuality construction - manufactured from premium materials for a long service life$16.32
- ACDelco®Genuine GM Parts™ Oxygen SensorChevy Impala 2018, 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 Oxygen Sensor help.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$52.30 - $65.46Save: 15%$44.51 - $55.64
- Bosch®Premium Narrow-band Oxygen SensorChevy Impala 2018, Premium Narrow-band Oxygen Sensor by Bosch®. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from Bosch that...OE Identical ConnectorCompact Design$49.42 - $62.94
- Walker Products®Premium Oxygen SensorChevy Impala Flex 2018, 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 requirements. The...Improved Engine Response & PerformanceLower Emissions$46.05 - $49.36
- Walker Products®Oxygen SensorChevy Impala Flex 2018, 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 needs and...High quality at an affordable priceExpertly made from premium materials$35.38 - $43.43
- Standard®Vapor Canister Purge ValveChevy Impala 2.5L 2018, Vapor Canister Purge Valve by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$24.16
- NTK®Oxygen SensorChevy Impala 2.5L 2018, Oxygen Sensor by NTK®. Position: Upstream. Location: B1S1. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$63.10
- TRQ®Vapor Canister Purge SolenoidChevy Impala 2018, Vapor Canister Purge Solenoid by TRQ®. Designed to perform just as well as the OEM part, this vapor canister purge solenoid is what you need to restore the emission control system of your vehicle. The product is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$26.95 - $30.95Save: up to 6%$25.33 - $29.09
- Standard®T Series Vapor Canister Purge SolenoidChevy Impala 3.6L 2018, T Series Vapor Canister Purge Solenoid by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...The canister purge solenoid is constructed high grade industrial plastic to withstand low and high heat engine operating temperaturesEach connector and terminal is constructed with OE quality materials to ensure an exact fit connection, resuming peak conductivity to the engine wiring harness, and resulting in a precise engine performance$25.73
- Bosch®Narrow-band Oxygen SensorChevy Impala 2018, Narrow-band Oxygen Sensor by Bosch®. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are...OE-EquivalentOE Style connectors and wire lengths$43.46 - $50.81
- Dorman®OE Solutions™ Vapor Canister Vent SolenoidChevy Impala 2018, OE Solutions™ Vapor Canister Vent Solenoid by Dorman®. Keep your vehicle’s emission control system in top-notch condition with superior Dorman replacement emission control parts. Manufactured from top-grade...Manufactured from premium grade materialsBuilt to provide exceptional OE quality and function$21.09
- ACDelco®Genuine GM Parts™ Vapor Canister Purge Valve HoseChevy Impala 2018, Genuine GM Parts™ Vapor Canister Purge Valve Hose 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$18.91 - $89.99Save: up to 16%$15.83 - $76.50
- ACDelco®Genuine GM Parts™ PCV Valve TubeChevy Impala 2018, Genuine GM Parts™ PCV Valve Tube 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$12.11 - $37.69Save: 15%$10.29 - $32.04
- Standard®Engine Crankcase Breather HoseChevy Impala 2018, Engine Crankcase Breather Hose by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$10.41 - $17.66
- Gates®Engine Crankcase Breather HoseChevy Impala 2018, Engine Crankcase Breather Hose by Gates®. 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...High quality at an affordable priceExpertly made from premium materials$10.29 - $10.41
- MagnaFlow®OEM Grade Direct Fit Catalytic ConverterChevy Impala 2.5L without PZEV Standard 2018, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Position: Front. If your car needs replacement, install one that will get you through the smog check. This...$489.00
- DIY Solutions®Direct Fit Catalytic ConverterChevy Impala 3.6L 2018, Catalytic Converter by DIY Solutions®. Converter Configuration: Direct Fit. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should...$674.17
- TRQ®Direct Fit Catalytic ConverterChevy Impala 3.6L 2018, Catalytic Converter by TRQ®. Converter Configuration: Direct Fit. Position: Front Rearward. Made with quality in mind, this high-grade TRQ exhaust manifold fits right away without any trouble. It is built using...$274.95Save: $16.50 (6%)$258.45
- Eastern Catalytic®ECO GM Direct Fit Catalytic ConverterChevy Impala 2.5L 2018, ECO GM Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Position: Front. Without O2 Sensor Port. Catalytic Converter Overall Length: 12.5". If you need to replace your failed or...$291.67
- CATCO®Direct Fit Catalytic ConverterChevy Impala 2018, Catalytic Converter by CATCO®. Converter Configuration: Direct Fit. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the competition....$314.71 - $447.72
- CATCO®OBDII Universal Fit Round Body Enhanced Catalytic ConverterChevy Impala 3.6L with California Emission / Federal Emission, PZEV Standard 2018, OBDII Enhanced Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Position: Rear. Catalytic Converter Body Shape: Round. Without Air...$172.60
- CATCO®Select Plus Tech Series OBDII Universal Fit Round Body Catalytic ConverterChevy Impala 3.6L with California Emission / Federal Emission, PZEV Standard 2018, Select Plus Tech Series OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Position: Rear. Catalytic Converter Body Shape:...$644.78
- 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 - $15.76
Shop By Service Type
Popular Products
- $23.86 - $30.26
- $285.37 - $612.10
