So when all the soapboxing is done here, how about doing something to improve your truck?
I suggested an aeroshell on the back. These are known performers. The only drawback is you lose the center rear view mirror in a simple build. Can you handle that?
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2007 Dodge Ram 3500 SRW 4x4 with 6MT
2003 TDI Beetle
2002 TDI Beetle
currently parked - 1996 Dodge 2500 Cummins Turbodiesel
Custom cab, auto, 3.55 gears