HKS Circle Earth System Grounding Kit 02-03 RSX / Civic Si Door Locks Eliminates the risk of battery

Eliminates the risk of battery shifting under hard cornering

EPA-compliant 400-cell metallic high-flow catalytic converter

silicone caulk works but isn't necessary for normal use

allowing for greater freedom of movement and enhanced comfort

HKS Circle Earth System Grounding Kit 02-03 RSX / Civic Si Door Locks Eliminates the risk of batteryHKS Circular Grounding System utilizes a 24 karat gold plated distribution block and multiple grounding points for improved idle and drivability. Additional grounding points equalize resistance and voltage between various ground points on the car resulting in a more stable electrical system. This will yield better engine response and horsepower by allowing the electrical accessories to work more in tuned with each other offering a more accurate