Filler Neck Upgrade for K20 Upper Coolant Housing

  • $49.00



Precision Works K-Series Filler Neck Upgrade

Upgrade a non-integrated filler neck upper coolant housing to this optional filler neck.

Fitting is -16AN for AN fitting radiator hose.

  • Works with Precision Works K20 Upper Coolant Housing with Hose Fitting
  • Installation instruction is not Included