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  1. 94-98 7.3L Performance Parts
    Will a napa 6637 filter fit on k&n intake tubes? i have a k&n and I know they are bad want rid of it.
  2. 94-98 7.3L General Powerstroke Discussion
    What type of transmission came stock on a 1997 f250 7.3L automatic? I thought it was E40D but the guy at Napa said it was a R4100. Thanks!
  3. 99-03 7.3L General Discussion
    Yes I know I shouldn't have but I needed a GP relay at this moment. Well now I'm back on the oem one that supposedly doesn't work as well. Stancor is gonna be ordered tonight. So I go to Napa since I'm told they are decent now but ended up costing $63.87 b4 tax. Get home and let the engine...
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