Chevy colorado 3.5L magnaflow no cats

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3.7 Chevy Colorado Magnaflow Exhaust
07 3.7 chevy colorado longtube header 3inch pipe 12 inch resonator magnaflow muffler 12619 more info here http://www.355nation.net/forum/images-video/84266-magnaflow-Exhaust-clip.html





chevy colorado no cats and flowmaster 40
2007 Chevy Colorado I5 3.7 no cats flowmaster original 40 dual exit





5 cylinder Colorado on dyno Shoots Flames (watch closely)
My buddy's truck on the Dyno pulled 220hp watch carefully you can see flames from.the Exhaust in front of the rear tire





05 Chevy Colorado i5 no muffler
Cat only no muffler




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