Cummins Turbo Diesel 4BT 3.9L Custom Intake Manifold Plate Material Thickness:1/4" These are fabricated using 3/16

These are fabricated using 3/16 CR plate and bent in our CNC automated press brake

304 Stainless steel

Custom doesn't mean expensive

It's because your stock cover plate with actually move and stretch under boost levels it was not designed to handle

Fits most 2006 - 2013 Dodge Cummins 6

Cummins Turbo Diesel 4BT 3.9L Custom Intake Manifold Plate Material Thickness:1/4" These are fabricated using 3/16Here we have a in house design for all 4BT Cummins 3. 9 Diesel owners. ALL 3 8 AND 1 2 PLATES HAVE A 4 WEEK LEAD TIME FOR PRODUCTION UNTIL MATERIAL AVAILABILITY IMPROVES These intake cover plates are CNC Laser cut from USA made 304 stainless steel for way superior quality and finish. These stainless plates will never rust, tarnish, crack, chip, or oxidize, EVER!!! No more polishing. These have shown no failures on our trucks at up to and beyond 100#