Wehrli
Wehrli WCFab L5P VGT Turbo Flange O-Ring Seal
SKU: W005 WCF203-72
Description
Part #: WCF203-72
Replacement O-Ring for Duramax L5P VGT Turbo Compressor Inlet Flange. Used on the following WCFab Kits: 2017-2024 L5P High Flow Turbo Intake Horn (WCF100775), 2017-2019 L5P Stage 2 Intake Kits (WCF100360), 2020-2024 L5P Stage 2 Intake Kits (WCF100684), 2017-2019 L5P Stage 2 High Flow Bundle Kits (WCF100441), 2017-2019 L5P Stage 3 High Flow Bundle Kits (WCF100403), 2020-2024 L5P Stage 2 High Flow Bundle Kits (WCF100414), 2020-2024 L5P Stage 3 High Flow Bundle Kits (WCF100418), Legacy 2017-2019 L5P Duramax 3.5" Turbo Intake Horn (WCF100721), Legacy 2020-2024 L5P Duramax 3.5" Turbo Intake Horn (WCF100833), Legacy L5P S300 Turbo (WCF100663, WCF100672)
Wehrli Custom Fab O-Ring Seal, WCFab L5P VGT TURBO FLANGE
Fitment
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Specifications
| Brand | Wehrli |
| Part Number | W005 WCF203-72 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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