{"product_id":"exhaust-headers-for-mercedes-benz-cl55-amg-2001-2006-5-4l-supercharged-v8","title":"Exhaust Headers for Mercedes Benz CL55 AMG (2001-2006) 5.4L Supercharged V8","description":"\u003ch2\u003eHigh-Flow Exhaust Headers for 2001-2006 Mercedes Benz CL-Class (M113K \/ C215)\u003c\/h2\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Replaces the restrictive factory log-style exhaust manifolds with mid-length, high-flow tubing to significantly reduce exhaust gas back pressure and increase supercharger efficiency.\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Stock CL-Class Exhaust Restriction\u003c\/h3\u003e\n  \u003cp\u003eThe factory exhaust manifolds on the M113 and M113K V8 engines utilize a compressed, log-style design engineered for packaging and emissions compliance rather than optimal pulse scavenging. This OEM architecture creates immense exhaust gas back pressure, especially on the 5.4L supercharged variants. Elevated back pressure restricts volumetric efficiency and leads to severe heat soak in the aluminum cylinder heads. This thermal accumulation robs the engine of potential spark advance, ultimately bottlenecking horsepower output and suffocating the aggressive AMG exhaust note.\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n  \u003cp\u003eTransitioning to a mid-length header architecture directly targets these exhaust flow restrictions. By utilizing wider, smoother primary tubes, this system effectively scavenges exhaust pulses, lowering back pressure and allowing the M113K engine to breathe freely. A normally aspirated V8 typically realizes a 7 to 10 percent increase in power, while the supercharged 5.4L can yield up to a 15 percent gain in both horsepower and torque. \u003cem\u003eInstallation Note:\u003c\/em\u003e These header kits include downpipes but are a universal M113\/M113K design. Installation requires welding to your existing exhaust system, and builders should expect to address chassis-specific clearance issues during fabrication. For competition use only.\u003c\/p\u003e\n  \n  \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2001-2006 Mercedes Benz CL-Class\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eM113 \/ M113K V8 \/ C215\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e493 hp \/ 516 lb-ft (Supercharged M113K)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n \n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFits LHD and RHD vehicles\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz SL55 AMG\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz CLS55 AMG\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz E55 AMG\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz C55 AMG\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz SL500 AMG\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz CLS500 AMG\u003c\/li\u003e\n    \u003cli\u003eFor Mercedes-Benz E500 AMG\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChassis Modification Notice:\u003c\/strong\u003e W211 (E-Class) → steering shaft interference common\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChassis Modification Notice:\u003c\/strong\u003e W220 \/ C215 (S \/ CL) → subframe clearance issues\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChassis Modification Notice:\u003c\/strong\u003e R230 (SL) → tight around transmission tunnel\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChassis Modification Notice:\u003c\/strong\u003e W203 (C55 AMG) → extremely tight engine bay\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eThe Mercedes Benz Performance Caliber\u003c\/h3\u003e\n  \u003cp\u003eMaximizing the output of your AMG requires precise calibration and unhindered airflow. Upgrading to high-flow headers unlocks the raw power and distinctive V8 growl that defines the European muscle car experience, ensuring maximum performance for track and competition use.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":48299718279416,"sku":"DS-EZTNHI041","price":589.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/exhaust-headers-for-mercedes-benz-cl55-amg-2001-2006-5-4l-supercharged-v8-1.jpg?v=1777522254","url":"https:\/\/performancechiptuning.com\/fr\/products\/exhaust-headers-for-mercedes-benz-cl55-amg-2001-2006-5-4l-supercharged-v8","provider":"Performance Chip Tuning","version":"1.0","type":"link"}