
01-27-2008, 01:26 PM
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Post Fiend
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Join Date: Jun 2006
Location: Ottawa, Ontario
Posts: 5,842
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Your factory intake filter system is a real cold air intake.. meaning it draws air from outside the engine compartment. Replacing that with an open air filter will make more noise but will hurt milage and performance.
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Paul O
1990 F150 4x4 XLT X-Cab 5.0, 3.55, Comp 35-349-8, Flowtech LT's, FRPP Mass Air, TweecerRT 282HP
Under construction: '85 351HO, Dart Iron Eagles, Roller Rockers, Typhoon intake, Crane 444232, 24lb Injectors
1990 Ranger 2wd, 2.3 Briggs & Stratten, 5-speed, 3.08 gears, sliding rear window.
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