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Elevate the performance of your BMW M240i, M340i, M440i, or X5 40i xDrive with the Untd. Performance 4.5″ Catless Downpipe. Designed for the powerful B58 3.0L I6 turbo engine, this high-flow catless downpipe replaces the restrictive factory catalytic converters, significantly improving exhaust flow and turbocharger efficiency. The result is a marked increase in horsepower, faster turbo spool, enhanced throttle response, and a deeper, more aggressive exhaust note, making it the perfect upgrade for your BMW.
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Unlock the full potential of your BMW B58-powered F20, F30, F31, F32, F33, F34, F36, G30, G11, and G12 with the Untd. Performance Catless Downpipe with Heat Shield. Designed for enthusiasts looking to maximize power, turbo efficiency, and exhaust flow, this catless downpipe eliminates the restrictive factory catalytic converter while featuring an integrated heat shield to protect your engine bay from excessive heat. With a large 4.5″ diameter, this downpipe significantly enhances turbo performance, reduces turbo lag, and delivers a more aggressive exhaust note.
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Unlock a new level of performance for your BMW M340i, M440i, M240i, X5, X7 40i, and xDrive G20 / G22 / G26 / G05 / G07 with the Untd. Performance Catted Downpipe. Featuring a 200-cell high-flow catalytic converter, this downpipe offers significant improvements in exhaust flow, turbo efficiency, and overall engine performance. Designed to optimize power delivery and reduce backpressure, the downpipe ensures your engine operates at its full potential, enhancing throttle response, turbo spool, and overall acceleration.
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Unlock the full potential of your BMW B58 engine with the Untd. Performance Charge Pipe, specifically designed for the 340i G20 and A90 Supra 3.0T. This high-performance charge pipe enhances airflow and boosts the reliability of your forced induction system, ensuring your engine operates at peak efficiency.
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Unlock the full potential of your BMW B58 engine with the Untd. Performance Charge Pipe, specifically designed for the 340i G20 and A90 Supra 3.0T. This high-performance charge pipe enhances airflow and boosts the reliability of your forced induction system, ensuring your engine operates at peak efficiency.