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| 2004 to 2008 F-150 and Mark-LT 4.2L, 4.6L and 5.4L equipped F-150s and Mark-LTs. |
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#2
Sun, May 31st, 2009, 07:43 PM
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You have to look at the door jam sticker and get the code. Here is a link to a decoder...I believe its the first one on the page about the gear ratio. http://www.fordf150.net/howto/decode.php
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Flowmaster 40, PHP Gryphon, AS 2" kit
Threaded Mode