Regulations from the Environmental Protections Agency require vehicles to undergo emissions testing to reduce air pollution.

Rislone Cat Complete Keeps CATs Purring Even though most gas-powered vehicles are equipped with catalytic converters, many ...

Modifying cars for improved performance and style has always been a hobby with a bit of a rebellious streak. In the "good old days," it was pretty common for people to gut their car's catalytic ...

Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely exp ...

Today, let's talk about whether fuel additives are still useful after the implementation of National VI B. With the ...

View post: 2026 Nissan Frontier Is Slightly Pricier, But There’s a Good Reason to Buy 2025 Models Instead Governments in China, Europe and the U.S. have focused for years on limiting emissions from ...

SAE Transactions, Vol. 95, Section 6: FUELS AND LUBRICANTS (1986), pp. 124-151 (28 pages) Five late model vehicles equipped with representative emission control systems were used to determine the ...

A cooperative vehicle exhaust emissions test program was conducted by the California Air Resources Board and Chevron Research and Technology Company. The focus of the program was to determine the ...

Pitkin County has renewed its vehicle emissions testing program for an indefinite period of time.The county commissioners endorsed renewal of the program, which has been in effect since 1989, last ...

SAN ANTONIO – Port San Antonio is home to several game-changing companies and one of them, Intertek, is currently utilizing a team of University of Texas at San Antonio students to stay at the ...

Nissan has admitted that it falsified tests on exhaust emissions for its vehicles built throughout Japan. In a statement, the automaker said it discovered ‘nonconformities’ in its final inspection ...

Today, let's talk about whether fuel additives are still useful after the implementation of National Six B. With the arrival ...