GMC Sierra 2500 HD Upper Coolant Pipe - Wehrli - Aluminum - Fine Texture Black - 2006–2010. This direct-fit pipe replaces the factory rubber upper coolant hose on LBZ/LMM 6.6L Duramax trucks with a durable, powder-coated aluminum upgrade.

Built by Wehrli Custom Fabrication, the precision-formed aluminum tube resists heat and pressure while maintaining consistent coolant flow. The fine texture black finish offers long-lasting protection. The kit includes high-temp silicone boots and stainless steel T-bolt clamps for secure connections. Direct fit for 2006–2010 Chevrolet Silverado and GMC Sierra 2500/3500 HD with the 6.6L Duramax LBZ/LMM. Replaces GM part numbers 19330105, 15792824, and 25833204. Made in the USA. Note: This pipe does not include a WCFab badge.

Features

• 2006–2010 GM 6.6L Duramax LBZ/LMM fitment (Silverado/Sierra 2500/3500 HD)
• Aluminum construction with fine texture black powder coat
• Replaces GM PNs: 19330105, 15792824, 25833204
• Includes silicone boots and stainless T-bolt clamps
• Replaces OEM rubber hose for increased durability
• Made in the USA
• Note: No WCFab badge on this model-year pipe

Have questions or need guidance on your build? Call our Austin, TX team at 512-982-9393 or our Los Angeles, CA area team at 562-981-6800. We offer installation and customization services at both locations.

Buying multiple items? Contact us for possible shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov