Thread: Interchange ?
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Old 01-05-2008, 11:55 AM
Tex99F-250 Tex99F-250 is offline
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Join Date: Dec 2007
Location: San leon tx
Posts: 35
Well i just got done puttin my 4in turbo back exhaust on. when i had it on the lift i noticed tsb 98-1 sticker for the 4r100. guess thats what i got. Im guessing it is the better one of the two. Thanks for the info.
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