Mahle GS33400 Engine Cylinder Head Bolt Set

Mahle Cylinder Head Bolt Kit GS33400

The Mahle GS33400 cylinder head bolt kit is an OEM-standard engine hardware solution for Nissan and INFINITI applications that require secure cylinder head fastening. Built with steel fasteners and included washers, it supports accurate reassembly on a wide range of V6 engine platforms.

Mahle’s Cylinder Head Bolt Kit line focuses on sealing and fastening components used in engine repair, with OE-level fit and material selection for service work on Nissan Maxima, Pathfinder, Murano, 350Z, and related models. The GS33400 part number is a direct reference for technicians and parts buyers looking for an engine cylinder head bolt set with the correct hardware style and finish.

Key Features

• OEM Standard item grade for engine repair applications
• Steel fastener construction for cylinder head service
• Socket cap head style for proper tool engagement
• Washers included for installation support
• Engine cylinder head bolt set from Mahle
• Part number GS33400 for catalog lookup and ordering

Detailed Description

Mahle GS33400 is an engine cylinder head bolt set engineered for vehicles that require OE-style fastening during cylinder head service. The steel bolt design and included washers help provide consistent clamping during engine assembly, while the socket cap head style supports controlled tightening with the correct tools. This part is used across multiple Nissan and INFINITI platforms, including Nissan Maxima, Pathfinder, Murano, 350Z, Frontier, NV series vans, and INFINITI G35, FX35, M35, I35, and QX4 applications.

This part cross-references FEL-PRO ES 72900 for the same application.

Vehicle Fitment

• Fits 2015-2021 Nissan NV1500, N/A; Steel; Cylinder Head Bolt Kit
• Fits 2015-2021 Nissan NV2500, N/A; Steel; Cylinder Head Bolt Kit
• Fits 2015-2021 Nissan NV3500, N/A; Steel; Cylinder Head Bolt Kit
• Fits 2016-2019 Nissan Frontier, N/A; Steel; Cylinder Head Bolt Kit
• Fits 2012-2015 Nissan Frontier, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2015 Nissan Quest, N/A; Steel; To 02/2015
• Fits 2009-2014 Nissan Murano, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2003-2007 Nissan Murano, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2014 Nissan NV1500, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2014 Nissan NV2500, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2012-2014 Nissan NV3500, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2011-2014 Nissan Quest, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2013-2014 Nissan Xterra, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2011-2012 INFINITI G25, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2012 Suzuki Equator, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2003-2008 INFINITI FX35, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2006-2008 INFINITI M35, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2003-2007 INFINITI G35, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2003-2006 Nissan 350Z, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2002-2004 INFINITI I35, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2001-2004 Nissan Pathfinder, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2001-2003 INFINITI QX4, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2003 Nissan Altima, N/A; Steel; Thru 11/2002
• Fits 1995-2003 Nissan Maxima, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 2002 Nissan Altima, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 1996-2001 INFINITI I30, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.
• Fits 1996 Nissan 300ZX, N/A; Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set.

Common Repair Uses

• Replacing stretched or damaged cylinder head bolts during engine rebuilds
• Restoring proper head clamping after head gasket service
• Addressing fastener wear found during top-end engine repair
• Supporting reassembly on Nissan Maxima, Pathfinder, and Murano engine work
• Servicing INFINITI G35, FX35, and M35 cylinder head repairs

Installation Notes and Tips

Verify engine code and model-year coverage before installation, especially on Nissan Altima, Quest, and Frontier applications with date-specific notes. Clean the bolt holes and mating surfaces before assembly, follow the factory tightening sequence, and use the correct torque procedure for the engine being serviced. Replace cylinder head bolts whenever the service manual calls for new fasteners during head gasket or cylinder head repair.

Quality Assurance

Mahle is known for sealing and engine hardware products used by OEMs and technicians worldwide. The GS33400 is an OEM-standard cylinder head bolt kit built for service work where correct fit, material, and fastening consistency matter.