filters Archives - Page 2 of 2 - UnderhoodService
Purolator Releases 2017 Automotive Filter Catalog

The 824-page catalog provides a comprehensive listing of filters available for markets in the U.S., Canada and Mexico.

What Repair Shops Should Know About Selling Filters

Consumers want the long-term benefits of choosing a premium filter, but they also want a reward now for making a smart choice.

Changing How You Upsell Maintenance Service

We talked with three shop owners about how their shops maximize sales by educating the consumer and refining their in-house processes.

VIDEO: Air, Oil And Fuel Filter Capacity And Efficiency

Air, oil and fuel filters are typically compared on efficiency and capacity. But, what do these numbers mean to the vehicle? Andrew Markel discusses what these numbers mean and what happens if a filter is left on a vehicle when the capacity has been exceeded. Sponsored by MAHLE.

Why Oil Filters Matter To Extended Oil Change Intervals

With oil life indicators pushing the average oil change past the 6,000-mile mark, it is not just the quality of the oil that’s improved, it is the quality of the filter, as well. Neglected oil change intervals can ruin the best engine oils and filters. As engine oil and the filter accumulate miles, they become contaminated with carbon, water and various acids, all of which are a byproduct of internal combustion that will form a film of black, gooey sludge on the interior parts of the engine.

Replacement of the oil filter. New and old dirty filter
Remember the Filters During an AutomaticTransmission Fluid Evacuation Service

Fluid evacuation systems in the automatic transmission service industry are commonly being used in lieu of traditional transmission service methods. The use of this method to replace the transmission fluid is a clean, efficient and safe way to remove hot oil from a transmission. However, there are some risks to doing a fluid evacuation service.

Transmission Filter service tips
Be Careful When Replacing That Diesel Air Filter

Modern passenger and light-duty diesels with ECMs have mass airflow sensors and precisely control fuel ­delivery. Key to the efficiency and lifespan of the diesel engine is the diesel air filter. A restricted air filter will not affect fuel economy but will drastically affect power output. We asked prominent filter manufacturers for some diesel air

diesel air filter replacement gauge