Long Tube Stainless Manifold Headers for Chevy Camaro SS (2010-2015) LS3 6.2L Engine

High-Flow Long Tube Stainless Headers for 2010-2015 Chevy Camaro (LS3/Zeta)

What it Does: Replaces restrictive factory cast-iron exhaust manifolds with high-velocity long-tube headers to optimize exhaust scavenging and increase total engine volumetric efficiency.

The Stock Camaro Exhaust Restriction

The OEM exhaust manifolds on the 5th Gen Camaro are constructed from heavy cast iron using a "log-style" design intended for packaging convenience rather than flow. This configuration forces exhaust pulses to collide within a cramped internal volume, creating significant backpressure and thermal soak at the cylinder heads. These factory units effectively choke the 6.2L V8, especially in the mid-to-upper RPM range, preventing the LS3 and L99 engines from reaching their true power potential. Over time, the heavy weight and heat cycles of stock manifolds can also contribute to gasket failure and restricted airflow dynamics.

The Engineering Solution

These headers are engineered from premium T304 stainless steel, featuring 1-7/8" primary tubes that are mandrel-bent to maintain a consistent internal diameter throughout the runner. The long-tube geometry is specifically tuned to utilize the kinetic energy of exhaust pulses; as one pulse exits, it creates a vacuum effect (scavenging) that draws the subsequent pulse out of the combustion chamber. The 3/8" thick CNC-machined flanges provide a warp-resistant mating surface to the cylinder head, while the 2.5" collectors ensure a smooth transition into the mid-pipes. To ensure a permanent seal, the kit includes multi-layer steel (MLS) gaskets, which are superior to standard composite versions at handling the high EGTs (Exhaust Gas Temperatures) generated by modified LS engines.

Technical Specifications

Compatibility

• 2010-2015 Chevy Camaro SS (LS3 6.2L V8)
• 2010-2015 Chevy Camaro SS (L99 6.2L V8)
• 2012-2015 Chevy Camaro ZL1 (LSA 6.2L Supercharged V8)

The Chevy Performance Standard

Built for the American muscle enthusiast, these stainless headers deliver the aggressive acoustic profile and significant torque gains expected from a 5th Gen build. The T304 construction ensures long-term corrosion resistance, providing the durability needed for both street performance and track-day environments.