I would like to know too if it cuts down air flow.
------------------
1998 2500HD,reg cab,4x4,auto,4. 10LSD,ISB,trailer tow, boss v-plow,pyro,boost,trans temp gauges,up graded sound system,265/75/16 tires,KC backup lights,SS nerf bars,,forest green and driftwood. Ironwood, Michigan