* The parts listed above use different filler neck upgrade, please select from the drop down menu
KUW-K20T-___ is the straight / slightly curved filler neck for K20.
KUW-24S-___ is the straight /slightly curved filler neck for K24.
KUW-24T-___ is the 90 degree bend filler neck for K24.
This does not fit on KUW-20B-___ or KUW-20R-___ or any older coolant housings. If you are unsure about your specific part please email
[email protected]
