Very worth it.
Use the right stuff as the little sensor is sensitive and fragile.
Spray it a few times and let it dry in the sun. I have sprayed it and used a q tip to make sure it was clean.
And the best way is to remove it from the housing.
2016 VW GTI 2.0 Turbo
1989 Sonic Blue LX Coupe, 349 ci, TW heads, TFS Track Heat Intake, 75mm Accufab TB, 80mm ProM, 30 lb. inj, TKO, 3.73, 31 spline w/ TruTrac, MAC 1-5/8" LT headers w/ H pipe, Flowmaster, electric fan Moates QH
391 rwhp & 424 rwtq...Mustang Dyno 11.5@122mph