The jury has been out on the benefits of the 4-Hole 4.0 Upgrade. Today we test that out and install the DEI Heatshield replacement for all Jeep 4.0L's

Thanks to @KSuspensionfab for making these available
https://www.ksuspensionfab.com/store/...

and be sure to get the DEI kit below-
https://www.amazon.com/gp/product/B01...

Check us out on Instagram
  / manley_machines  
  / angry_charger17