Cometic Gasket

Cometic MLS Exhaust Manifold Gasket Set GM 6.6L Duramax LB7 to LML .040in

SKU: cgsC15042-040 UPC: 191070544003
Backordered – call for lead time

⚠ Call for Availability

Expected ship time: usually within 24–48 hours; some vendor items may take longer.

Call: (503) 235-1947 | Email Us: info@dfispdx.com

$55.72

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Shipping policyReturns & core returnsQuestions? Call (503) 235-1947

Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Got Questions? Feel free to email us or call us at (503) 235-1947

Multi-layer steel exhaust manifold gaskets from Cometic for the GM 6.6L Duramax LB7, LLY, LBZ, LMM, LGH and LML.

Key Features

  • Multi-layer steel construction that holds its torque and resists corrosion
  • Will not burn through or push out
  • No sealant required
  • .040in thick

Fitment

  • GM 6.6L Duramax LB7, LLY, LBZ, LMM, LGH and LML

Product Details

  • Brand: Cometic
  • Manufacturer Part Number: C15042-040

Orders typically ship within 24–48 hours of being received, but because of vendor shipping times some orders may take longer. We ship within the United States only (48 contiguous states plus DC).

Shipping Height: 0.5

Shipping Length: 17.0

Shipping Width: 6.0
California Emissions (CARB)
Not legal for sale or use on pollution-controlled motor vehicles in California or other states that adopt California emissions standards. For off-road and competition use only.
California Proposition 65
WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.