Related Article Dyno Test Proves 7.3-liter Power Stroke 6637 Filter Mod Loses Power Related Article Diesel ArmyVideos

Dyno Test Proves 7.3-liter Power Stroke 6637 Filter Mod Loses Power

Dyno Test Proves 7.3-liter Power Stroke 6637 Filter Mod Loses Power

The popular 6637 filter, a modification for 7.3L Power Stroke owners, lost 12HP on the dyno compared to a standard S&B intake.

The open-element filter caused exhaust gas temperatures to spike by 200 degrees.

evanderespolong
Posted by Evander Espolong
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