Thread: High Flow cats
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Old 07-07-2010, 01:22 PM is offline
Dodge Ram Forum Newcomer
Join Date: Jul 2010
Location: Hot Springs, AR
Posts: 25
Gender: Male
Vehicle: 2003 Quad Cab 2WD Hemi
Trim Level: SLT
Color: White
Engine: 2003-2008 345ci (5.7L) Hemi V8 345hp 375lb/ft
Rep Power: 0
Rep:10 is on a distinguished road

does cutting the cats off make much of a difference. i heard the check engine light will come on.
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