Wehrli 4in ID x 4in Long Silicone Hump Boot and Clamp Kit - Replacement synthetic SCT's Pre-loaded Dyno Proven tune

SCT's Pre-loaded Dyno Proven tune files optimize the vehicle's Air / Fuel Ratio

These are only the inner panels

5" hard-anodized 6061 aluminum

Elevated exhaust gas temperatures (EGTs) under load - stuck valve restricts flow at operating temp

ATS Diesel Model 309-935-3224

Wehrli 4in ID x 4in Long Silicone Hump Boot and Clamp Kit - Replacement synthetic SCT's Pre-loaded Dyno Proven tuneWehrli Model WCF207 100 Contains one 4" x 4" Straight Hump Boot with Logo and two 4" T Bolt Clamps Replacement part for: 2017 2019 L5P Duramax 4" Intake Kit with Air Box (WCF100344) 2001 2004 LB7 Duramax 4" Intake Kit (WCF100334) 2017 2019 L5P Duramax 4" Intake Resonator Pipe (WCF100709) 2017 2019 L5P Duramax 4" Intake Kit with Air Box Stage 2 (WCF100360) 2017 2019 L5P Duramax Stage 2 High Flow Intake Bundle Kit (WCF100441) 2017 2019 L5P Duramax Stage