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Old 03-17-2026, 02:23 PM   #3
nighttowl
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Drives: 2018 ZL1 1LE
Join Date: Dec 2011
Location: TX
Posts: 1,913
Mine vents to atmosphere. It was setup and tuned that way.
I dont like the smell, but changing it could cause other problems. If youre running a lot of boost it could push out the dipstick or blow off hose connections.
I'd leave it unless you want to take it to a different shop.
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2018 MBM ZL1 1LE - 652 rwhp, 588 rwtq SAE
2014 CRT ZL1 574 rwhp, 537 rwtq - SOLD
2010 IBM SS Camaro VVT L99 w/ TR6060 swap, 489 rwhp, 444 rwtq - SOLD
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