Exhaust Emissions of 2025
Best Choice1
FORENSICS DETECTORS FD5 Gas Analyzer | Automotive Exhaust Emission | CO, O2, HC, NOx, CO2 | Tailpipe Emissions | Internal Datalogging
Main highlights- ️ TRUST: ** 1-year limited warranty ** Arrives with calibration and QA certificates ** Product tested and verified in the USA **
- INCLUDED: Includes waterproof hard case, water trap, filters, a stainless steel probe with an alligator clip for exhaust pipe easy mounting, and high-temperature silicone tubing.
- SENSORS: High-performance electrochemical (CO, O2, and NO) and Infra-Red Gas Sensors (HC and CO2).
- STRONG: Robust design constructed with high-strength ABS and anti-slip grip rubber. Water-resistant, dust-resistant, and explosion-proof.
- ️ DETECT: 5-gas analyzer for automobiles, performance tuning, and emissions qualification. Measures exhaust emissions, analyzing levels of carbon monoxide (CO), carbon dioxide (CO2), nitrogen oxides (NOx), oxygen (O2), and hydrocarbons (HC) to assess engine performance and environmental impact. Comes with a USA NIST calibration certificate.
9.7Exceptional
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Value for Money2
SAE InternationalDiesel Emissions and Their Control: Second Edition
9.4Excellent
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3
Rislone26% OffRislone 4720 Cat Complete Fuel, Exhaust and Emissions System Cleaner,16.9 oz. | Cleans Catalytic Converter, Reduces Emissions & Saves Gas
8.0 worth the money8.0 distanceWhy we love it
Improves engine performance and efficiency.
Compatible with various vehicle types.
Clears check engine light effectively.
9.3Excellent
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4
RisloneRislone® 4744 DPF Clean™ Diesel DPF, Exhaust & Emissions System Cleaner, 16.9 oz, 1-Pack
Why we love it
Enhances vehicle performance noticeably.
Prevents costly trips to mechanics.
Safe for all diesel engine types.
9.2Excellent
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5
ACDelco12% OffACDelco GM Original Equipment 10-4022 Diesel Exhaust Emissions Reduction (DEF) Fluid - 1 gal, white
Main highlights- Nozzles sold separately
- Meets GM Original Equipment specifications to be approved for use in GM vehicles as well as in non-GM diesel vehicles that have an SCR (Selective Catalytic Reduction) system to meet regulated NOx emissions (Based on EPA certification testing. Your actual emissions will vary based on several factors including temperature, terrain, and driving conditions).
- Meets API regulations and ISO 22241 standard for purity and concentration
- High quality formula is made from high purity urea and deionized water.
9.1Excellent
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6
CatacleanCataclean Fuel & Exhaust System Cleaner – Pass Emissions Tests – Clear Check Engine Lights – Restores Catalytic Converters, DPF Filters and Cleans Fuel Systems, 8oz (120020CAT)
Main highlights- Pass Emissions Tests with Confidence: Cataclean is specifically formulated to reduce carbon build-up and clean vital components like catalytic converters, DPF filters and oxygen sensors, helping your vehicle meet stringent smog and emissions standards. Reduces hydrocarbon emissions on gas motors by up to 50%!
- Maintain Catalytic Converter Efficiency: Regular use of Cataclean helps prevent carbon accumulation in your catalytic converter, ensuring it operates efficiently and prolongs its lifespan.
- Enhance Fuel Economy and Performance: Cataclean cleans fuel injectors and cylinder heads, leading to improved fuel combustion, better mileage, and restored engine power.
- Easy Application: Simply add Cataclean to your fuel tank as directed; no special tools or mechanical skills required, making it a convenient addition to your vehicle maintenance routine. Safe for use in gasoline, diesel and Hybrid engines. 50 state legal.
- Clear Check Engine Lights: By cleaning your car’s exhaust and fuel systems, Cataclean restores optimal performance and helps resolve common check engine light codes like P0420, P0430, P0171, P0174, P0300, and P0401, potentially saving you thousands on repairs.
8.8Very Good
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7
ACDelco11% OffACDelco Gold 10-4023 (19286292) Diesel Exhaust Emissions Reduction (DEF) Fluid - 2.5 gal
9.1 Simple to use8.0 worth the money8.0 WatertightWhy we love it
Meets GM specs, ensuring compatibility and reliability.
High purity formula prevents SCR system failure.
Vented nozzle prevents glugging for easy pouring.
8.7Very Good
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8
HPEVADiesel Exhaust Fluid Injector (DEF) for DODGE RAM 2500 3500 4500 5500 6.7L 2013-2020,Diesel Exhaust Emission Fluid Injection Nozzle Replace OE 04627241AD
Main highlights- Replace Part Number: Replace OE Number:04627241AD,04627241AA,4627241AA,04627241AB,4627241AB,4627241AD, 04627241AE,4627241AE,04627241AF,4627241AF,04627241
- High Quality Advanced Materials: Our diesel emissions fluid injector is made of high-quality material,which is wear-resistant and durable,not easy to be damaged and has a long service life
- Fit For Car Model: Our fluid injector def is compatible with dodge ram 2500 3500 4500 5500 6.7L Diesel 2013 2014 2015 2016 2017 2018 2019 2020,please check your car model carefully before buying
- Enhanced Performance: This diesel exhaust fluid injector (def) fit for ram can promote smooth engine operation and balance fuel delivery, reducing overall fuel consumption
- Easy To Install: Diesel exhaust fluid injector DEF all diesel engine injectors are separately injected by laser drilling injection holes to achieve the best injection preparation.It will perfectly replace your original car DEF injector and easy to install without too many complicated steps and tools
8.5Good
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9
RisloneRislone Cat Complete Fuel, Exhaust & Emissions System Cleaner, Check Engine Light Medic (4 Pack)
Main highlights- Works on all fuel injected, direct injected, carbureted, turbo, GTDI, Ecotec and EcoBoost engines.
- Will not void manufacturer’s new vehicle warranty: Specifically designed and safe to use on vehicles which have oxygen sensors and catalytic converters. Exceeds EPA compliance performance criteria.
- Save on expensive fuel system and emission control repairs: Regular use every 5,000 miles tunes-up the fuel, emissions and exhaust systems keeping them clean and preventing the CEL light from returning.
- Increase power, performance, mileage and save gas: Cleans by not only the entire emissions and exhaust system, but the fuel system as well. Works with gasoline, ethanol and hybrid vehicles.
- Clean fuel and exhaust systems reduce excess exhaust hydrocarbon, CO and NOX emissions and saves gas.
8.4Good
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10
ACDelcoGM Genuine Parts 84904154 Emission Reduction Fluid Exhaust Front Pipe Injector Supply Pipe
Main highlights- Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
- GM regularly updates production and service part designs to integrate new materials and technologies
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
8.3Good
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