5 Inch Gen3 BMW B58 Downpipe - M340i / M440i/ 540i/ 740i/ X3/ X5/ X6/ X7

Engineered specifically for B58 Engine, this high-performance 5 Inch B58 downpipe is compatible for Gen3 BMW models, including the G20 M340i, G22 M440i, G60 540i, G70 740i, G45 X3, G05 X5, G06 X6, G07 X7. Constructed entirely from premium stainless steel, it features a stainless steel flex joint and an inner stainless liner. Expertly TIG welded and back-purged, the Palenon downpipe offers outstanding structural integrity, thermal durability, and long-term reliability. Designed to enhance exhaust flow with a consistently larger diameter right after the turbo, this downpipe delivers a deeper, more aggressive exhaust note, faster turbo spool, and measurable power gains. It is fully compatible with both OEM and aftermarket exhaust systems, ensuring a seamless installation. Elevate your driving experience with performance, precision, and sound—redefined. If you have Previous Years Gen1 & Gen2 Model Check these B58 Downpipe Features Maximum Flow: 5 Inch Inner diameter and 6 Inch Outer