Exhaust Header for 2001-2005 Honda Civic DX/LX 4CYL | SPELAB Cummins Tuner Delete Kit An aftermarket downpipe will typically

An aftermarket downpipe will typically be larger in diameter and either uses a high-flowing catalytic converter or remove the catalytic converter altogether

Note: please make sure you have enough space to install before purchase

A: Only if you are building a competition sled puller or drag truck where short-term heat soak capacity is the only goal

3L Ford Pinto Tube

Exhaust Header for 2001-2005 Honda Civic DX/LX 4CYL | SPELAB Cummins Tuner Delete Kit An aftermarket downpipe will typicallyThis stainless exhaust header gives 2001 2005 Honda Civic DX LX owners a direct fit upgrade for smoother exhaust flow, reduced backpressure, and a cleaner performance sound. Best For 2001 2005 Honda Civic DX and LX 4 cylinder owners replacing or upgrading the factory exhaust manifold. Drivers looking for a stainless steel exhaust header with polished finish and direct bolt on fitment. Budget performance builds focused on smoother exhaust flow, reduced