Race catalytic converters have fewer cells than standard factory systems. This reduces exhaust back pressure while still maintaining the operability of the catalytic converter, and improves perfomance and sound.
Race catalytic converters have fewer cells than standard factory systems. This reduces exhaust back pressure while still maintaining the operability of the catalytic converter, and improves perfomance and sound.
Race catalytic converters have fewer cells than standard factory systems. This reduces exhaust back pressure while still maintaining the operability of the catalytic converter, and improves perfomance and sound.