SPOOLOGIC Turbo Inlet Mouthpiece

The SPOOLOGIC Turbo Inlet Mouthpiece SL-380-021 connects the intake plumbing to the turbocharger inlet on 2004.5–2005 Chevrolet Silverado 2500 3500 and GMC Sierra 2500 3500 trucks with the 6.6L Duramax LLY engine.

Features

• Turbocharger intake connection
• Replacement inlet mouthpiece for the listed LLY application

What’s Included

• 1 SPOOLOGIC Turbo Inlet Mouthpiece — SL-380-021

Fitment

• 2004.5-2005 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLY

Engineered specifically for the LLY’s IHI RHG6 turbocharger inlet. Restores proper airflow geometry when the original mouthpiece is cracked, warped, or missing.

⚠️ Emissions Notice

Not CARB approved. Not legal for sale or use in the state of California.

1-Year Limited Warranty

Every SPOOLOGIC Turbo Inlet Mouthpiece carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the original purchase date. Coverage excludes damage caused by improper installation or use, physical damage, and use outside the listed application. Claims require dated proof of purchase. Contact SPOOLOGIC for return authorization before shipping the component for inspection. If inspection confirms a covered defect, SPOOLOGIC will replace the covered component. Customers pay warranty shipping in both directions; labor and related costs are not covered. See the SPOOLOGIC Warranty Policy for full terms.