Exhaust Manifolds & Headers
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SuncentAuto's premium stainless exhaust manifolds and headers ensure efficient exhaust gas removal from your vehicle’s engine. Our kits are perfect for Powerstroke, Chevrolet, Dodge, Nissan, and other brands, maximizing engine power, reducing exhaust back pressure, and delivering superior reliability. Enjoy a 10% discount on your first order! Buy now →
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Universal Fit
An exhaust manifold is a critical component of an engine. It collects exhaust gases from each cylinder and directs them into the exhaust system. Its purpose is to maintain proper exhaust flow, reduce back pressure, and help the engine operate efficiently.
SuncentAuto exhaust manifolds are high-performance aftermarket parts designed to replace the original factory exhaust manifold. They optimize exhaust flow and reduce back pressure, thereby improving the vehicle's overall power and efficiency. Unlike the easily cracked and poorly heated original cast iron manifolds, our exhaust manifolds are made of premium stainless steel, offering superior durability and performance enhancement.
Our exhaust manifolds are suitable for truck owners (Ford F-Series, Dodge Ram, Chevrolet Silverado, etc.), off-road enthusiasts, and performance modifiers, especially for:
| Dimension | SuncentAuto Aftermarket | OEM Cast Iron |
| Material | Stainless steel | Cast iron |
| Crack Resistance | Higher alloy strength with excellent resistance to thermal stress | Cast iron is brittle and prone to cracking under thermal stress |
| Airflow Efficiency | Smoother internal surfaces and optimized design result in better performance | Surface finish and design may limit airflow compared to high-performance components |
| Weight | Lighter | Heavier |
| Heat | Better heat dissipation and less heat retention | Retains more heat, increasing engine bay temperatures |
| Fuel Efficiency | Performance may be improved due to increased exhaust flow and reduced back pressure | Baseline |
| Durability | Long service life (5-10 years with proper maintenance) | Short service life (2-5 years, easily damaged) |
Exhaust manifolds and exhaust headers both channel exhaust gases away from the engine, but they differ significantly in design, performance characteristics, and intended applications.
Exhaust manifolds are typically direct replacements for factory-installed cast iron or factory-fitted parts.
Exhaust headers, on the other hand, use longer, equal-length stainless steel pipes to maximize exhaust emission efficiency. Exhaust headers typically come in various designs, including short-pipe, long-pipe, and cylinder-head mounted types.
Opt for a high performance exhaust manifold if you need a durable replacement for a cracked factory unit with subtle power upgrades for daily driving. Choose an exhaust header if you’re chasing maximum engine power and race-grade performance for your modified vehicle.
We offer high-performance exhaust manifolds and headers suitable for a wide range of American and imported vehicle models, covering multiple brands, generations, engine platforms, and exhaust manifold types. Below is an overview of our compatibility:
| Category | Details |
| Vehicle Brands | Chevrolet, Ford, Dodge, Nissan, and other performance & classic vehicle brands |
| Header Styles |
Shorty Headers – Easy installation, near-OEM fitment Long Tube Headers – Maximum exhaust flow and performance gains Block Hugger Headers – Ideal for tight engine bays and engine swaps Exhaust Manifolds – Direct replacement for factory manifolds |
| Supported Models |
Corvette: C2 / C3 / C5 / C6 Mustang: 1964–1973 (Gen I), 1979–1993 (Gen III), 1994–2004 (Gen IV), 2005–2014 (Gen V) Camaro: 1970–1981 (Gen II), 1982–1992 (Gen III), 1993–2002 (Gen IV), 2009–2015 (Gen V) |
| Engine Compatibility |
GM: Vortec, SBC (Chevrolet 350), BBC, LS Ford: Small Block Ford Dodge: HEMI Nissan: VQ V6 |
⚠️ Compatibility may vary depending on engine displacement, drivetrain, and emissions configuration. Please confirm your vehicle year, engine type, and exhaust manifold type before purchasing. You can use the vehicle selector or contact our customer service team for confirmation.
Upgrading your exhaust manifolds involves several key factors. Here’s what to consider:
Confirm your engine type, model, year, and displacement. Ensure the manifold is fully compatible with your vehicle.
4-2-1: Improves low- and mid-range torque; ideal for street and daily driving.
4-1: Maximizes high-speed power; suitable for racing or high-speed driving.
Short Manifold: Faster throttle response at low speeds; easier installation.
Long Manifold: Stronger high-speed performance; requires more space and finer tuning.
Step 1: After ensuring the engine is completely cooled, disconnect the negative battery cable and remove any heat shields or other components obstructing your access to the exhaust manifold.
Step 2: Remove the old exhaust manifold from the cylinder head and exhaust pipe. Then remove and discard any worn gaskets to prevent leaks.
Step 3: Thoroughly clean the cylinder head mounting surfaces, then install new high-temperature gaskets and install the new SuncentAuto exhaust manifold in place.
Step 4: Tighten the manifold bolts in a crisscross pattern to the factory torque specifications to prevent deformation, then reconnect the exhaust pipe and removed components.
Step 5: Check the tightness and clearance of all joints, then start the engine to test for exhaust leaks.
Note: For complex modifications, installation by a professional is recommended to ensure perfect installation and performance.
We offer more than just parts; we provide complete upgrade solutions for your peace of mind.
It collects exhaust gases from the engine cylinders and directs them into the exhaust system, thereby improving engine efficiency and performance.
It is not recommended. Leaks will lead to decreased performance, increased emissions, increased engine noise, and may damage other components.
Common signs include excessive exhaust noise, decreased engine performance, visible cracks, a strong odor from the engine compartment, or an illuminated engine malfunction indicator light.
You can use our vehicle selector tool (enter your vehicle brand, year, and engine model) or contact our customer service for a personalized compatibility check.
With proper maintenance, our stainless steel manifolds can last 5-10 years (2-3 times longer than original cast iron manifolds). Regular maintenance can further extend their lifespan.
Manifolds compatible with vehicles manufactured before 1975 are compliant. Manifolds compatible with vehicles manufactured after 1976, and any modifications to emissions, are non-compliant and are only suitable for off-road or racing use.
