G ram 's stainless steel manifold with cat replacement pipes and complete installation material for the Camaro LS3 and L99

These headers come with catalytic replacement pipes and can easily be converted to high performance catalytic converters.
The G ram 's headers are designed and manufactured to increase engine power and torque across the entire power band (30+ horsepower and more).

Delivery includes:

• TIG welded stainless steel manifolds
• Cat replacement tubes
• Manifold gaskets
• Lambda sensor extension cable
• Lambda sensor spacers to avoid trouble codes P0420 and P0430