Auto Transmiss Parts 101321 Exhaust Manifold

The ATP Automotive Graywerks 101321 Exhaust Manifold is a high-quality OE replacement alternative designed to restore proper exhaust flow and engine performance. This exhaust manifold transports burnt exhaust gases from the engine to the exhaust system, serving as a critical component in your vehicle's emissions control system.

Key Features:

• Manufactured with high-grade steel construction for superior durability and corrosion resistance
• Engineered as a direct replacement for the OE unit with dimensionally accurate fit
• Flanges machined flat with precision-drilled and tapped holes for smooth installation and leak-free performance
• Manufactured with OE-specified steel to resist fatigue, cracking, and breakage
• Developed from original part specifications to ensure proper alignment and flow
• Test-fitted to vehicles during development to guarantee easy installation
• Includes commonly replaced upper and lower flange gaskets and lower flange hardware
• Heat shields, studs, nuts, and plugs included where required for the application

ATP Automotive Graywerks exhaust manifolds are precision-engineered to meet or exceed OE specifications for performance and design. Each manifold ensures optimal engine performance by providing the same fit and flow characteristics as the original equipment. Cross-reference numbers include OEM 140044S102, 140044S103, and Dorman 674-598.