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Best exhaust emissions - October 2025

Last Updated - October 22, 2025

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Nova Science Publishers Inc

Selected Issues in Exhaust Emissions from Aviation Engines (Air, Water and Soil Polltion Science and Technology)

Nova Science Publishers Inc

$230.65

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$230.65
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

DNA MOTORING

DNA MOTORING Factory Style Catalytic Converter Exhaust Y-Pipe Compatible with 02-05 Escalade Avalanche 1500 4.3 4.8 5.3L, OEM-CONV-001

DNA MOTORING

$205.99

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- 【OEM Design】The Catalytic Converters were Design to meet Original Equipment Manufacturer Standard; United States Environmental Protection Agency Certification Acquired; Quality Meet the Original Factory Design Assured; Other Part Number: 50366, 50462, 0795241
- 【Note】EPA OBD-II Approved; For use with Federal Emissions Models, NOT Legal for sale or Use in California, New York, Or Maine Emissions Models
- 【Installation】Instruction is NOT includes; Professional installation is highly recommend
- 【Feature】Made of High Quality Durable Catalyst Materia & Stainless Steel with Computerized Mandrel-Bends for Strength and Durability, Design Enhance the Conversion Efficiency and Vehicle Power, Improve Overall Performance for your Vehicle
- 【FITMENT】Compatible with Escalade, Avalanche 1500 02-05 / Silverado/Sierra 1500 99-05 / Suburban 1500 / Tahoe / Yukon Xl 00-06 Fits 4.3 4.8 5.3l Engines
$205.99
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Rislone

Rislone 4720 Cat Complete Fuel, Exhaust and Emissions System Cleaner,16.9 oz. | Cleans Catalytic Converter, Reduces Emissions & Saves Gas

Rislone

$26.18

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- 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.
$26.18
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Wiley

Hydrogen Engines: Design, Performance Evaluation, Combustion Analysis, and Exhaust Emissions

Wiley

$140.20

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$140.20
5
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Rislone

Rislone® 4744-4PK DPF Clean™ Diesel DPF, Exhaust & Emissions System Cleaner, 16.9 oz, 4-Pack

Rislone

$109.32

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Main highlights
- Works with all ULSD (Ultra Low Sulfur Diesel), regular diesel–off road for USA, biodiesel blends B2, B5, B20, DI (Direct Injected), common rail – another name for DI, IDI (Indirect Injected), TDI (Turbo Direct Injected), and turbocharged engines.
- Will not void manufacturer’s new vehicle warranty. Specifically designed and safe to use on vehicles with DOC catalytic converters, DPF particulate filters, SCR selective catalytic reduction devices, or DEF systems.
- Regular use every 5,000 miles tunes-up the fuel, emissions and exhaust system keeping clean and prevents excessive exhaust regeneration and the CEL light from returning. Clears P242F & Other OBD Codes.
- Lowers ignition temperature inside DPF to burn soot and particulate matter, ideal for infrequent highway regeneration intervals.
- Increases power, performance, mileage and saves fuel by not only cleaning the entire emissions & exhaust system, but the fuel system too.
$109.32

Best exhaust emissions - October 2025

Selected Issues in Exhaust Emissions from Aviation Engines (Air, Water and Soil Polltion Science and Technology)

DNA MOTORING Factory Style Catalytic Converter Exhaust Y-Pipe Compatible with 02-05 Escalade Avalanche 1500 4.3 4.8 5.3L, OEM-CONV-001

Rislone 4720 Cat Complete Fuel, Exhaust and Emissions System Cleaner,16.9 oz. | Cleans Catalytic Converter, Reduces Emissions & Saves Gas

Hydrogen Engines: Design, Performance Evaluation, Combustion Analysis, and Exhaust Emissions

Rislone® 4744-4PK DPF Clean™ Diesel DPF, Exhaust & Emissions System Cleaner, 16.9 oz, 4-Pack

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