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Exhaust systems

443 Views 0 Replies 1 Participant Last post by  MXCHRIS10
06 cummins 5.9 quad cab dually 4x4... would i be best to go with a 4 inch turbo back system or a 5 inch? and what would be the advantages or disadvantages? other mods will be an AFE Stage 2 intake with an EDGE Juice with Attitude module.