Mahle 54441 Engine Cylinder Head Gasket

Mahle MLS Head Gasket for GM 4.8L/5.3L Applications

The Mahle 54441 engine cylinder head gasket is built for direct-fit sealing performance in a range of GM and Isuzu applications. It uses a multi-layered steel construction with OEM-standard grading to support reliable combustion sealing on engines that require torque-to-yield fasteners.

Key Features

• Multi-layered steel cylinder head gasket construction
• 0.05 in. thickness for precise sealing stack-up
• 100.20 mm cylinder bore diameter
• OEM standard item grade
• Gasket sealant not included
• Torque-to-yield fastener application
• Head gasket only, as listed

Detailed Product Overview

Mahle 54441 is an engine cylinder head gasket engineered for applications that call for MLS sealing technology. The multi-layered steel design helps maintain consistent clamping force across the head-to-block interface, while the 1.35 mm thickness and 100.20 mm bore diameter support accurate fitment in the intended engine family. Mahle gaskets are used by OEMs and technicians worldwide, and this part follows that OE-style approach for service replacement work. This part cross-references FEL-PRO 1160L for the same application.

Compatible With Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, GMC Yukon, Cadillac Escalade, and related GM truck and SUV platforms listed in the fitment data, Mahle 54441 is also relevant for 2003-2007 Chevrolet Express 1500 and 2500 service work, as well as 2003-2004 Isuzu Ascender applications. The part number 54441 is commonly searched for GM head gasket replacement, MLS cylinder head gasket service, and torque-to-yield head gasket repair.

Common Repair Uses

• Head gasket replacement after combustion sealing failure
• Repair for coolant loss caused by gasket leakage
• Correction of compression loss between cylinder head and block
• Service for overheating-related sealing damage
• Replacement during cylinder head removal on GM V8 applications

Installation Notes and Tips

• Confirm engine code, bore size, and gasket thickness before installation.
• Inspect the cylinder head and block surfaces for flatness and contamination.
• Replace torque-to-yield head bolts where required by the application.
• Follow the factory torque sequence and torque-angle procedure.
• Do not apply gasket sealant unless the service procedure specifically calls for it.

Quality Assurance

Mahle supplies sealing products used in OEM and professional repair environments. Part number 54441 is an OEM-standard MLS head gasket built to meet the sealing demands of the listed GM, Buick, Cadillac, Chevrolet, GMC, and Isuzu applications.