{"product_id":"dinan-97-03-bmw-540i-freeflow-axleback-exhaust-system-polished","title":"Dinan Freeflow Axleback Exhaust System | BMW 540i (97-03) D660-3940","description":"\u003ch1\u003eDinan Performance Exhaust Systems\u003c\/h1\u003e\n\n\u003ch2\u003eFits 1997–2003 BMW 540i\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e D660-3940\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\nThe Dinan Freeflow Axleback Exhaust System is designed to enhance the performance and aesthetic appeal of your BMW 540i from 1997 to 2003. Crafted for enthusiasts seeking a refined yet sporty exhaust note, this system offers a significant weight reduction over stock components while maintaining a civilized sound profile. Ideal for drivers looking to improve their vehicle’s response and appearance, the system combines durability, style, and performance support in a single package.\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cp\u003eThis exhaust system features high-quality materials and thoughtful design to deliver reliable performance and a sleek look:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eManufactured from 20 gauge 304 stainless steel for superior corrosion resistance and durability\u003c\/li\u003e\n  \u003cli\u003eInternal Tuned Resonance Chamber Technology to optimize sound and power balance\u003c\/li\u003e\n  \u003cli\u003eDual 3-inch diameter polished stainless steel exhaust tips for a tasteful, sporty appearance\u003c\/li\u003e\n  \u003cli\u003eSubstantial weight savings, with mufflers weighing only 18.5 lbs compared to stock systems at 34 lbs\u003c\/li\u003e\n  \u003cli\u003eDesigned for easy bolt-on installation with factory fitment\u003c\/li\u003e\n  \u003cli\u003eProvides a refined, sporty exhaust note without excessive noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\nThe system’s construction emphasizes durability and corrosion resistance, utilizing 20 gauge 304 stainless steel throughout. The internally tuned resonance chambers are engineered to deliver an optimal sound profile, balancing sporty tone with daily drivability. The polished stainless steel tips add a polished, performance-oriented aesthetic to your vehicle’s rear end.\n\n\u003ch3\u003ePerformance \u0026amp; Response\u003c\/h3\u003e\n\nThis exhaust system helps improve exhaust flow and reduces weight, which can contribute to enhanced vehicle response and handling. The tuned resonance chambers provide a balanced sound that is sporty yet refined, making your driving experience more engaging without overwhelming noise levels.\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\nDesigned for direct bolt-on installation, the Dinan Freeflow Axleback Exhaust System fits seamlessly onto your BMW 540i, ensuring a straightforward upgrade process with factory fitment and minimal modification required.","brand":"Dinan","offers":[{"title":"Default Title","offer_id":52646109806879,"sku":"D660-3940","price":967.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/09b398304b24f623be54aa124830ce5fL.jpg?v=1782778023","url":"https:\/\/shop.wheelflip.com\/products\/dinan-97-03-bmw-540i-freeflow-axleback-exhaust-system-polished","provider":"WheelFlip","version":"1.0","type":"link"}