Bosch unveils engine air filters

Feb. 9, 2015

Robert Bosch LLC has added engine air filters to its Workshop Filters portfolio.

With this addition, Bosch offers a complete line of Workshop Filters – air, oil, fuel and cabin air filters – in the U.S. and Canada.

Here’s an overview of the filter products.

Engine air filter

The company says its new Bosch Workshop Engine Air Filters are 98% efficient and their exclusive filtration media prevents contaminants from entering the engine, helping to extend engine performance and life. Bosch offers 231 engine air filter SKUs that cover a total of 219 million vehicles representing 90 percent of domestic, Asian and European vehicles in operation in the U.S. and Canada.

Oil filter

The Bosch Workshop Oil Filter line offers a total of 97 spin-on and cartridge oil filters. These 97 SKUs provide 98% coverage for 237 million domestic, Asian and European vehicles in operation. Bosch says the filters have a 97.5 efficiency rating which means they are 97.5% efficient at removing dirt and other contaminants, and a have a capacity to hold 13 grams of dirt.

Fuel filter

Bosch Workshop Fuel Filters feature multi-layered filter media with 99% efficiency based on SAE J905 at 0.7 bar on 77041WS and a capacity to hold 15 grams of harmful particles based on the SAE J905 on 77041WS test.

Bosch offers 121 new Workshop Fuel Filters that provide 85% coverage for 133 million vehicles – domestic, Asian and European – that still require a fuel filter. The Bosch program offers both inline and cartridge fuel filters. A range of diesel fuel filters is also available.

Cabin air filter

Bosch Workshop Cabin Air Filters are 90% efficient in capturing contaminants 10 microns in size based on ISO-11155 on P3610WS/C3610WS, according to the company. One micron is one-millionth of a meter. Bosch offers two types of cabin air filters – particulate filters and activated charcoal filters. The lineup of Bosch Workshop Cabin Air Filters includes 153 part numbers that offer 86% coverage for 114 million vehicles in operation in North America.

For more details on the Bosch portfolio of filters, visit