3.8L Engine Intake Manifold Gasket Set For 95-09 Buick Chevy Oldsmobile Pontiac

3.8L Engine Intake Manifold Gasket Set for Buick, Chevy, Oldsmobile, Pontiac

This intake manifold gasket set seals the intake manifold to the cylinder heads on 3.8L V6 engines, preventing vacuum and coolant leaks. It is a direct-replacement component for 1995–2009 GM models.

Overview

The intake manifold gasket set for 3.8L engines restores a reliable seal between the manifold and cylinder heads, eliminating the coolant and vacuum leaks common in high-mileage GM vehicles. Designed for Buick, Chevy, Oldsmobile, and Pontiac cars and minivans from 1995 to 2009, this gasket set includes the critical upper and lower intake gaskets needed during a repair. It delivers OE-style fit and durability without the premium price, helping DIYers and professional technicians complete the job efficiently.

Built For Performance

• Multi-layer steel core resists blowout and maintains clamp load over thousands of heat cycles
• High-temperature graphite composite facing conforms to minor surface irregularities for a leak-free seal
• Precision-cut port openings match original 3.8L intake runners, eliminating misalignment
• Compression-limiting embossments prevent over-torque damage during installation
• Pre-coated sealing beads eliminate the need for additional sealant on most surfaces

Fits These Machines

• for Buick LeSabre 1995–2005
• for Buick Park Avenue 1995–2005
• for Buick Regal 1995–2004
• for Chevrolet Impala 2000–2005
• for Chevrolet Monte Carlo 1998–2005
• for Oldsmobile 88/98/LSS 1995–1999
• for Pontiac Bonneville 1995–2005
• for Pontiac Grand Prix 1997–2008

On-The-Job Use

• Replacing failed intake manifold gaskets during a tune-up or overhaul
• Correcting coolant loss driven by internal leakage at the intake ports
• Performing preventive maintenance while the intake manifold is removed for other service
• Restoring proper vacuum signal to sensors and PCV system after gasket failure

Specs At A Glance

Good To Know

Q: Will this gasket set fit a 2003 Buick LeSabre? A: Yes, the set fits 1995–2005 LeSabre models with the 3.8L engine. Confirm your engine code is VIN K before purchase.

Q: Do I need to apply RTV sealant to the gaskets? A: The pre-coated sealing beads eliminate the need for additional sealant on clean, flat surfaces. Always follow the factory service manual torque sequence and values.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.