{"product_id":"gl550-m278-biturbo-downpipes","title":"GL550 M278 Biturbo Downpipes","description":"\u003cp\u003eMuch like our approach to other M278-powered Mercedes SUVs, we recognized that the versatile GL550 could massively benefit from unrestricted exhaust flow. Whether you are towing a heavy load or chasing more power, MBH Motorsports GL550 Downpipes are engineered to eliminate severe factory exhaust restrictions by upgrading the piping diameter to a high-flowing 3 inches.\u003c\/p\u003e\n\u003cp\u003eWhen mated with proper performance ECU tuning, these downpipes allow the biturbo V8 to breathe freely and unlock monster power. This system completely transforms your GL550 into a heavy-hitting luxury SUV capable of leaving dedicated sports cars and rival performance vehicles in the dust.\u003c\/p\u003e\n\u003ch4\u003eEasy Installation \u0026amp; Bolt-On Design\u003c\/h4\u003e\n\u003cp\u003eBeyond the exceptional performance and premium USA craftsmanship, we engineered this system for maximum convenience in the garage. Installation is incredibly straightforward; designed as a direct bolt-on upgrade, this downpipe system can easily be installed in about an hour using basic hand tools with zero custom fabrication or cutting required.\u003c\/p\u003e\n\u003ch4\u003eKey Features:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMonster Power Gains: \u003c\/b\u003e 80+ hp with tuning. Alleviates extreme factory backpressure to unlock massive horsepower and torque when paired with an ECU tune.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eHigh-Flow 3-Inch Tubing:\u003c\/b\u003e Upgrades restrictive factory piping to smooth, 3-inch diameter tubing for maximum exhaust velocity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eEnhanced Utility \u0026amp; Performance:\u003c\/b\u003e Improves low-end torque for heavy towing while delivering aggressive top-end power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003e1-Hour Bolt-On Installation:\u003c\/b\u003e Precision-engineered for a seamless, direct bolt-on fitment that installs easily with simple hand tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUSA Craftsmanship:\u003c\/b\u003e Proudly hand-fabricated in the USA for lifetime durability and extreme thermal resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eEngine:\u003c\/b\u003e Mercedes-Benz M278 4.7L V8 Biturbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eChassis:\u003c\/b\u003e Mercedes-Benz GL550 (X166)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ci\u003eDisclaimer: For off-road racing and competition use only. This product is not intended to be installed on a registered vehicle for use on public roads or highways and may never be installed on a registered or licensed vehicle for use on any public roads and highways.\u003c\/i\u003e\u003c\/p\u003e","brand":"MBH Motorsports","offers":[{"title":"Default Title","offer_id":43346777964579,"sku":null,"price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/5122\/4611\/files\/ML63_Downpipes_Dark_V12.jpg?v=1792698372","url":"https:\/\/mbhmotorsports.com\/products\/gl550-m278-biturbo-downpipes","provider":"MBH Motorsports","version":"1.0","type":"link"}