Thread: K&N Air Filters
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Old 12-13-2009, 03:17 PM   #10 (permalink)
Master EcoModder
Join Date: Dec 2009
Location: Lancaster Ca
Posts: 362

Tank - '76 Chevy El Camino Classic
90 day: 25.89 mpg (US)

Sabrina - '91 Mercedes Benz 190 E
90 day: 37.07 mpg (US)

Angel - '88 Mercedes-Benz 420SEL
Last 3: 23.01 mpg (US)

Quicksilver - '04 Mercedes-Benz CLK55 AMG Cabrio
Thanks: 52
Thanked 8 Times in 8 Posts
well I've always used them and never had any problems, then again only one of the cars in my family have a MAF We usually drive older cars and they always have helped in fuel economy. Helped in all of my friends cars too you just have to make sure not to over oil them
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