Chevrolet Silverado Thermostat Housing Kit – Wehrli – Billet Aluminum – Deore Gold – 2001–2005. Top‑outlet housing and upper coolant pipe for a cleaner, service‑friendly Duramax bay.

For 2001–2005 LB7/LLY, this CNC‑machined kit replaces the OEM upper hose and return pipe, routing coolant upward and forward from the thermostat. Gain easier access to driver‑side fuel components and extra turbocharger clearance. Works with Single/Dual CP3 and factory VGT; required with race‑cover or SXE turbos in the valley. Durable Deore Gold two‑stage powder coat over billet aluminum.

Features

• CNC billet upper thermostat housing
• Upper coolant pipe with top‑outlet routing
• Includes silicone boots and T‑bolt clamps
• Replaces GM 15792832, 15198345; Deore Gold two‑stage powder coat; Made in USA

Questions or ready to schedule? Call our Austin, TX shop at 512-982-9393 or our Los Angeles, CA area shop at 562-981-6800. We offer installation and customization at both locations. If you’re considering multiple items, contact us for shipping discounts. We install on premises at both locations.

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