Mahle MS12414 Fuel Injection Plenum Gasket Set

Mahle MS12414 Fuel Injection Plenum Gasket Set

The Mahle MS12414 fuel injection plenum gasket set is an OEM Standard sealing solution for transverse-engine applications that require a reliable composite plenum gasket. Built for accurate sealing at the intake plenum, it supports consistent air management and helps maintain proper engine performance on covered GM vehicles.

Key Features

• OEM Standard item grade for OE-style fit and sealing performance
• Composite plenum gasket material for dependable sealing at the intake plenum
• Engineered for transverse-engine applications
• Mahle sealing products are trusted by OEMs and technicians worldwide
• Part number MS12414 for accurate catalog matching

Detailed Description

Mahle MS12414 is a fuel injection plenum gasket set made for vehicles that use a transverse engine layout and a composite plenum sealing surface. This gasket set is used in intake system service where the plenum must seal properly to preserve vacuum integrity and stable airflow. It fits applications including 1991-1994 Chevrolet Cavalier, 1991-1994 Chevrolet Lumina, 1991-1994 Pontiac Sunbird, 1991-1993 Buick Regal, 1991-1993 Chevrolet Corsica, 1991-1993 Oldsmobile Cutlass Supreme, 1991-1993 Pontiac Grand Prix, 1991-1992 Pontiac Firebird, 1991 Pontiac 6000, and 1991 Pontiac Tempest. This part cross-references FEL-PRO MS 94944 for the same application.

What It Helps Address

• Intake plenum vacuum leaks
• Rough idle caused by sealing loss
• Air leakage at the plenum-to-intake interface
• Driveability issues related to unstable intake sealing
• Service replacement for worn or compressed plenum gaskets

Installation Notes and Tips

Clean both mating surfaces before installation and remove all old gasket material, oil residue, and carbon buildup. Verify the intake and plenum surfaces are flat and free of damage before assembly. Use the vehicle-specific service procedure and torque sequence for the engine being serviced. Confirm fitment by matching the vehicle year, make, model, and transverse-engine configuration before ordering MS12414.

Quality Assurance

Mahle gaskets are built to OEM Standard expectations and are backed by the brand’s reputation for sealing products used by OEMs and technicians around the globe.