2018 Nissan Altima Emission Control Parts
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TRQ®Oxygen SensorNissan Altima 2.5L 2018, Oxygen Sensor by TRQ®. Position: Downstream. 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,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$40.95Save: $1.23 (3%)$39.72 - Beck Arnley®PCV ValveNissan Altima 3.5L 2018, PCV Valve by Beck Arnley®. Make sure your vehicle’s emission control system performs at its optimum level with top-of-the-line Beck Arnley replacement emission control parts. Designed to match OE (original...Designed to ensure reliable operation of your emission control systemDirect OE (original equipment) replacement$11.72
- TRQ®Oxygen Sensor SetNissan Altima 2018, Oxygen Sensor Set by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed for improved...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$56.95 - $142.95Save: 3%$55.24 - $142.95
- Walker Products®Oxygen SensorNissan Altima 2.5L 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...High quality at an affordable priceExpertly made from premium materials$54.37 - $131.46
- Bosch®Premium Narrow-band Oxygen SensorNissan Altima 3.5L 2018, Premium Narrow-band Oxygen Sensor by Bosch®. Position: Downstream Passenger Side. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your...OE Identical ConnectorCompact Design$83.23
- NTK®Oxygen SensorNissan Altima 3.5L 2018, Oxygen Sensor by NTK®. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$128.78
- Walker Products®Premium Oxygen SensorNissan Altima 2.5L 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$65.28 - $128.91
- Bosch®Oxygen SensorNissan Altima 2018, 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 subjected. Each...OE-EquivalentOE Style connectors and wire lengths$80.91 - $276.31
- Bosch®Premium Wideband Oxygen SensorNissan Altima 2.5L 2018, Premium Wideband Oxygen Sensor by Bosch®. Position: Upstream. This sensor utilizes a sophisticated sensing element enabling it to produce a precise output in proportion to the air/fuel ratio. Wideband sensors...Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor$199.08 - $240.00
- Original (OEM)Emission Control PartsAlong with power, your engine produces carbon monoxide, oxide of nitrogen, hydrocarbons, and other hazardous gases that cause harm to the environment. To minimize air pollution, all vehicles are equipped with an emission control system...
- Nissan OEEmission System (2.5L)Nissan Altima 2.5L 2018, Emission System by Nissan OE. Rely on superior-grade Nissan OE parts to maintain your Nissan and keep it in like-new condition for a long time. Made to strict standards of quality using innovative technology and...Genuine Nissan OEM part that offers superior quality and fitmentEngineered and tested to meet all Nissan standards$24.75 - $343.11
- Nissan OEEmission System (3.5L)Nissan Altima 3.5L 2018, Emission System by Nissan OE. Rely on superior-grade Nissan OE parts to maintain your Nissan and keep it in like-new condition for a long time. Made to strict standards of quality using innovative technology and...Genuine Nissan OEM part that offers superior quality and fitmentEngineered and tested to meet all Nissan standards$12.54 - $343.11
- TRQ®Vapor Canister Purge SolenoidNissan Altima 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$32.95 - $44.95Save: up to 5%$31.30 - $43.15
- Gates®Engine Crankcase Vent ValveNissan Altima 2018, Engine Crankcase Vent Valve by Gates®. Position: PCV Valve. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$19.66 - $47.07
- Beck Arnley®Vapor Canister Purge ValveNissan Altima 2018, Vapor Canister Purge Valve by Beck Arnley®. Beck Arnley ia a leading specialty provider of premium parts for cars, light trucks, and SUVs. They provide the import parts by model and year to match OE fit, form, and...Helps Reduce the atmospheric pollution due to hydrocarbon emissionsReplacing your old Vapor Canister Purge Valve can lead to better fuel economy$45.41
- NTK®Air Fuel Ratio SensorNissan Altima 2018, Air Fuel Ratio Sensor by NTK®. Air fuel ratio sensors utilize a sophisticated sensing element that enables them to produce a precise output in proportion to the air fuel ratio. AFR sensors provide the ECU with an...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$134.22 - $140.68
- Walker Products®Premium Air Fuel Ratio SensorNissan Altima 2.5L with California Emissions 2018, Premium Air Fuel Ratio Sensor by Walker Products®. Position: Upstream. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all...Designed to meet or exceed OE specifications in form, fit and functionGlobal coverage for import and/or domestic applications$131.46
- Standard®Vapor Canister FilterNissan Altima 2.5L 2018, Vapor Canister Filter 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$93.01
- Gates®Engine Crankcase Breather HoseNissan Altima 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$8.83 - $27.13
- MTC®Engine Crankcase Breather Hose GrommetNissan Altima 2018, Engine Crankcase Breather Hose Grommet by MTC®. If you’re looking for replacement parts at reasonable prices, then MTC parts are the way to go. Manufactured by highly qualified experts who follow stringent quality...Ideal solution to restore the performance of your vehicleManufactured using high-strength materials for maximum reliability$2.60
- Standard®Vapor Canister Purge Solenoid ConnectorNissan Altima 2018, Vapor Canister Purge Solenoid Connector by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Made with precision and quality in mindDesigned to meet your specific needs$85.37
- Walker®Ultra™ Direct Fit Round Body Catalytic Converter and Pipe AssemblyNissan Altima 2.5L 2018, Ultra™ Catalytic Converter and Pipe Assembly by Walker®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Body Shape: Round. With 1 Inlet. With O2 Sensor Port. Catalytic Converter...$160.27
- Nissan OEExhaust System - Exhaust Components (3.5L)Nissan Altima 3.5L 2018, Exhaust System - Exhaust Components by Nissan OE. Rely on superior-grade Nissan OE parts to maintain your Nissan and keep it in like-new condition for a long time. Made to strict standards of quality using...Genuine Nissan OEM part that offers superior quality and fitmentEngineered and tested to meet all Nissan standards$10.16 - $2,231.54
- AP Exhaust®Direct Fit Catalytic ConverterNissan Altima 3.5L with California Emission / Federal Emission 2018, Catalytic Converter by AP Exhaust®. Converter Configuration: Direct Fit. With 1 O2 Sensor Port. Today’s exhaust performance market continues to cover a broad...$507.12 - $533.65
- iD Select®Standard Direct Fit Catalytic Converter and Pipe AssemblyNissan Altima 3.5L 2018, Standard Catalytic Converter and Pipe Assembly by iD Select®. Converter Configuration: Direct Fit. Position: Rear. Location: Undercar. Without O2 Sensor Port. Catalytic Converter Overall Length: 43.5". Swap out...$502.06
- CATCO®Direct Fit Catalytic Converter and Pipe AssemblyNissan Altima 2.5L with California Emission / Federal Emission 2018, Catalytic Converter and Pipe Assembly by CATCO®. Converter Configuration: Direct Fit. Position: Rear. With 2 O2 Sensor Ports. Catalytic Converter Overall Length:...$176.90
- Walker®Ultra™ Direct Fit Catalytic ConverterNissan Altima 3.5L with California Emission / Federal Emission 2018, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Position: Rear. Walker is an OE supplier to many major nameplate vehicle manufacturers....$710.83
- HJS®Catalytic Converter GasketNissan Altima 3.5L 2018, Catalytic Converter Gasket by HJS®. Position: Rear. 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...High quality at an affordable priceExpertly made from premium materials$5.51
- Walker®CalCat™ Universal Fit Round Body Catalytic ConverterNissan Altima 2.5L Engine Family # GNSXV02.5G5A 2018, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Position: Rear. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port....$317.13
- iD Select®ECO III Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterNissan Altima 2.5L With California Emission 2018, ECO III Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by iD Select®. Position: Front. Swap out your worn-out or malfunctioning part with this top-notch exhaust...Direct OEM replacement for your malfunctioning exhaust partMade to deliver the ultimate in quality, reliability, and value$442.47
