Silicone Exhaust Hoses Turning Black

[brapperdoodle]

Is this normal? Seems like my silicone hoses are turning black at the water box exit and discoloring back to the firewall...

 

[headshock]

Yes, its normal.

 

[Quinc]

mine did the same thing..

 

[brapperdoodle]

Okay just making sure I’m not roasting something

 

[Big Kahuna]

Had a blue one to be pretty at the start of the build. then swapped to black!!!!!!!!!!!

 

[brapperdoodle]

Had a blue one to be pretty at the start of the build. then swapped to black!!!!!!!!!!!

That hot Pink tube is now a yellow brown haha. It was fun while it lasted