Thread: Exhaust Backpressure- 3" vs. 2 1/2"
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Old 05-22-2016   #4
XfireZ51
 
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,686
Default Re: Exhaust Backpressure- 3" vs. 2 1/2"
CCM is a Chassis Control Module
ECM is an Engine Control Module
PCM is a Powertrain Control Module
BCM is a Body Control Module
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