GM Performance Parts 12617944 1.87 in. Round Port Exhaust Manifold & Header Gasket

Unlock optimal exhaust flow for GM LS-Series engines with the GM Performance Parts 12617944 1.87 in. Round Port Exhaust Manifold & Header Gasket. This multi-layered steel gasket is precision-engineered for a durable seal between the exhaust manifold and header, delivering reliable performance under heat and pressure.

• Size/Port: 1.870" round port for precise fit on LS-Series manifolds
• Construction: Multi-Layered Steel (MLS) for improved sealing and durability
• Compatibility: Designed for GM LS-Series engines
• Quality: GM Performance Parts delivers up-to-date design and high standards

Benefits include reducing exhaust leaks, supporting improved horsepower and throttle response, and providing a dependable seal for everyday driving and performance builds.

Ready to upgrade your LS build? Shop now to secure this premium gasket and maximize your exhaust system efficiency.