6.4 T4 Kit -12 Big Drain Kit Upgrade

Take your turbo oil drain system to the next level with our -12 Big Drain Kit Upgrade. This upgrade replaces the standard -10 setup with a larger -12 line for improved oil evacuation—perfect for high-performance builds pushing serious power.

This kit includes our premium billet flanges (as featured in our standard drain kits) and is a direct fit upgrade for any of our 6.4 T4 kits.