{"product_id":"performance-exhaust-headers-for-porsche-boxster-1997-2004","title":"Performance Exhaust Headers for Porsche Boxster (1997-2004)","description":"\u003ch2\u003eHigh-Flow Performance Headers for 1997-2004 Porsche Boxster (M96\/986)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Replaces the restrictive factory log-style exhaust manifolds with equal-length stainless steel runners to optimize exhaust scavenging and reduce parasitic backpressure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Boxster Flow Restriction\u003c\/h3\u003e\n\u003cp\u003eThe OEM Porsche 986 exhaust manifolds are designed for mass production and noise suppression rather than flow efficiency. These factory units utilize a heavy-cast 'log' design where exhaust pulses from multiple cylinders collide in a shared internal chamber. This creates significant turbulence and backpressure, forcing the M96 flat-six engine to expend energy pushing out spent gases rather than driving the wheels. At high RPMs, this bottleneck leads to increased cylinder head temperatures and heat soak, which can compromise the longevity of internal components and dampen throttle response across the power band.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThese performance headers are engineered from high-grade T304 stainless steel with a mirror-polished finish to withstand extreme thermal cycling without cracking or warping. By utilizing individual, mandrel-bent primary tubes for each cylinder, these headers eliminate interference between exhaust pulses. The smooth-bore tubing maintains high exhaust gas velocity, while the precision-engineered collectors facilitate scavenging—a process where the high-speed exit of one exhaust pulse creates a vacuum that helps pull the next pulse out of the combustion chamber. This increase in volumetric efficiency allows the engine to breathe at full potential, especially when paired with high-flow intake systems.\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;\"\u003e1997-2004 Porsche Boxster\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;\"\u003eM96 \/ 986\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;\"\u003e201-225 hp \/ 181-192 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eMirror Polished Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\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 both the Base and S model Boxster 986's\u003c\/li\u003e\n  \u003cli\u003e1997-2004 Porsche Boxster 2.5L Models\u003c\/li\u003e\n  \u003cli\u003e1997-2004 Porsche Boxster 2.7L Models\u003c\/li\u003e\n  \u003cli\u003e1997-2004 Porsche Boxster 3.2L Models\u003c\/li\u003e\n  \u003cli\u003eNote: Does Not Fit 2001 Porsche Boxster S Convertible 2-Door 3.2L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Porsche Precision Standard\u003c\/h3\u003e\n\u003cp\u003eDesigned for the European performance enthusiast, these headers ensure a direct-fit application without the need for custom fabrication. The TIG-welded flanges provide a leak-free seal and maintain strict tolerances required for the 986 platform, ensuring maximum power gains without triggering check engine lights related to flow velocity.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":48115588169976,"sku":"DS-EZSZPB2LG","price":259.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-exhaust-headers-for-porsche-boxster-1997-2004-1.webp?v=1773864768","url":"https:\/\/performancechiptuning.com\/products\/performance-exhaust-headers-for-porsche-boxster-1997-2004","provider":"Performance Chip Tuning","version":"1.0","type":"link"}