The J&L Oil Separator 3.0 (driver side) for 2020–2023 Buick Encore GX and 2021–2022 Chevrolet Trailblazer 1.3L Turbo is a billet aluminum, multistage crankcase vapor separator designed to trap oil before it reaches the intake. It uses a fine mesh screen and an aluminum honeycomb stage to collect oil vapors into a 3 oz removable drain tank with an O-ring seal. Quick-connect PCV fittings and solid billet construction simplify servicing; drain every 2,000–3,000 miles.
J&L 20-23 Buick Encore GX / Chevrolet Trailblazer Driver Side Oil Separator 3.0 - Black Anodized