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A comprehensive, bumper-to-bumper acoustic upgrade. The IRL Stainless Steel Valved Catback Exhaust replaces the entire system from the factory catalytic converters back to the quad rear tips. CFD-optimized internals deliver significant airflow gains and a deep, crisp exhaust note at full throttle. Integrated valves route exhaust through high-density acoustic mufflers during normal driving, keeping the cabin quiet and refined. Finished with quad slash-cut stainless steel tips.

IRL Stainless Steel Valved Catback Exhaust System | BMW G8X M3/M4
$2,895.00