SPOOLOGIC Exhaust Manifold Updated no Pinch (Driver Side Left)

The SPOOLOGIC No-Pinch Driver-Side Exhaust Manifold SL-500-020 replaces the left-side manifold on 2001–2016 Chevrolet Silverado 2500 3500 and GMC Sierra 2500 3500 trucks with 6.6L Duramax LB7 LLY LBZ LMM LML engines. Its revised runner profile removes the original pinched section while retaining the application-specific cylinder-head and up-pipe connections.

Features

• Driver-side manifold with revised no-pinch runner profile
• Ductile iron casting
• Machined cylinder-head and up-pipe connection surfaces

What’s Included

• 1 driver-side no-pinch exhaust manifold
• 1 exhaust manifold-to-cylinder-head gasket
• 1 manifold-to-up-pipe flange gasket
• 3 bolts
• 3 flat washers

Fitment

• 2001-2004 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LB7
• 2004.5-2005 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLY
• 2006 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLY
• 2006-2007 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LBZ
• 2007.5-2010 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LMM
• 2011-2016 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LML
• 2006-2007 Chevrolet Express GMC Savana 2500 3500 6.6L Duramax LLY
• 2007.5-2008 Chevrolet Express GMC Savana 2500 3500 6.6L Duramax LMM
• 2009-2010 Chevrolet Express GMC Savana 2500 3500 4500 6.6L Duramax LMM
• 2010.5-2016 Chevrolet Express GMC Savana 2500 3500 4500 6.6L Duramax LGH

OEM Cross-References

• GM 12637647 — driver-side exhaust manifold reference
• GM 97188685 — manifold-to-up-pipe gasket reference

1-Year Limited Warranty

Every SPOOLOGIC Exhaust Manifold Updated no Pinch Driver Side Left 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, physical damage, or excessive heat caused by improper engine operation. Normal cosmetic wear and heat discoloration are not covered. 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.