{"title":"Honda","description":"","products":[{"product_id":"amvirtuo-honda-civic-d-series-headers","title":"Shorty Exhaust headers Stainless Steel Polished for 1988-1991 Honda CRX 1988-2000 Honda Civic D-Series SOHC Engines Only","description":"\u003cp\u003e\u003cstrong\u003eFitment and Compliance Notice:\u003c\/strong\u003e Professional installation is recommended. Verify vehicle fitment, clearance, exhaust requirements, and local regulations before purchase.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/h2\u003e\n\u003cdiv class=\"key-features\"\u003e\n\u003ch3\u003e\u003cb\u003eD-Series SOHC Complete Compatibility\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThese D-Series headers fit 1988-2000 Civic, 1993-1997 Del Sol, and 1988-1991 CRX equipped with D-Series SOHC engines only. Covers EF, EG, and EK chassis Civics. Compatible with D16A6, D16Z6, and D16Y8 engine codes for comprehensive coverage across Honda's most popular platform.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePremium T304 Stainless Steel Construction\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eCrafted from high-quality T304 stainless steel with a polished metallic finish, these\u003cstrong\u003e \u003c\/strong\u003eCivic exhaust headers maintain structural integrity even during extreme scenarios, preventing failure when engines run at maximum load. Mandrel-bent tubing ensures a consistent internal diameter throughout for optimal exhaust flow.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eOptimized 4-1 Performance Design\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe optimized 4-1 exhaust headers geometry reduces back-pressure for instant throttle response during urgent situations. The 1.75\" inlet and 2.0\" outlet diameters are specifically tuned for D-Series SOHC engines, delivering improved mid-range torque and a more aggressive exhaust note over stock manifolds.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePrecision TIG-Welded Joints\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThese \u003cb\u003eHonda D16 headers\u003c\/b\u003e feature precision TIG welds that eliminate exhaust leaks, creating a sealed system that resists vibration and high temperatures. CNC-machined flanges ensure proper fitment and a leak-free seal at the cylinder head connection for long-lasting durability.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eEasy Bolt-On Installation\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eIncludes premium screws and gaskets for straightforward assembly. Professional shop installation recommended for optimal sealing. Packaged securely to ensure all parts arrive safely. Designed as a vehicle-specific replacement design uses factory mounting points—minor adjustments may be needed depending on vehicle condition and exhaust setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThe D-Series engine has been a staple of Honda's reliability for decades. Our Honda Civic headers help unlock the performance potential hidden within these efficient single-cam powerplants. Whether you're building a daily driver or a weekend autocross car, these headers deliver improved throttle response and that signature Honda exhaust note.\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for SOHC (Single Overhead Cam) D-Series engines, these CRX headers feature optimized primary tube lengths and collector design that work with the engine's natural power characteristics. The result is improved mid-range torque and throttle response that makes your Civic more enjoyable to drive, whether commuting or carving canyon roads.\u003c\/p\u003e\n\u003cp\u003eThe Del Sol headers are constructed from T304 stainless steel with a polished finish that resists corrosion and looks great in any engine bay. The mandrel-bent tubing ensures consistent internal diameter throughout, maximizing exhaust flow efficiency without the restrictions found in factory exhaust manifolds. Every set is quality-tested for fitment across EF, EG, and EK chassis platforms.\u003c\/p\u003e\n\u003cp\u003eAt AMVirtuo, we believe performance upgrades shouldn't break the bank. These\u003cstrong\u003e \u003c\/strong\u003eHonda SOHC\u003cb\u003e \u003c\/b\u003eheaders offer professional-grade quality at a price that respects your budget, backed by our commitment to helping Honda enthusiasts get more from their vehicles.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eVehicle\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda Civic\u003c\/td\u003e\n\u003ctd\u003e1988-2000\u003c\/td\u003e\n\u003ctd\u003eD16A6, D16Z6, D16Y8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda CRX\u003c\/td\u003e\n\u003ctd\u003e1988-1991\u003c\/td\u003e\n\u003ctd\u003eD16A6, D16Z6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda Del Sol\u003c\/td\u003e\n\u003ctd\u003e1993-1997\u003c\/td\u003e\n\u003ctd\u003eD16Z6, D16Y8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"warning\"\u003e\n\u003cp class=\"warning-title\"\u003e⚠️ Important Fitment Notes\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEngine Compatibility:\u003c\/b\u003e Designed for D-Series SOHC engines (D16A6, D16Z6, D16Y8) only. Not compatible with D16Y7, B-Series, or DOHC engines.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExceptions:\u003c\/b\u003e Does NOT fit D16Y7 engine (different exhaust layout).\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSource:\u003c\/b\u003e Product specifications based on listed product specifications and Honda D-Series engine fitment guides.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeader Type\u003c\/td\u003e\n\u003ctd\u003eShorty (4-1 Design)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Diameter\u003c\/td\u003e\n\u003ctd\u003e1.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutlet Diameter\u003c\/td\u003e\n\u003ctd\u003e2.0\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eT304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface Finish\u003c\/td\u003e\n\u003ctd\u003ePolished Metallic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWelding Process\u003c\/td\u003e\n\u003ctd\u003eTIG Welded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eDesigned as a vehicle-specific replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGasket Included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cb\u003eHeaders vs Stock Exhaust Manifolds\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eIf you're debating between upgrading to shorty headers or keeping your stock manifold, here's what you need to know:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eStock Manifolds\u003c\/th\u003e\n\u003cth\u003eAMVirtuo Shorty Headers\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eCast iron restrictive design\u003c\/td\u003e\n\u003ctd\u003e4-1 performance design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Efficiency\u003c\/td\u003e\n\u003ctd\u003eRough casting with restrictions\u003c\/td\u003e\n\u003ctd\u003eOptimized mandrel-bent tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThrottle Response\u003c\/td\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eImproved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eHeavy cast iron\u003c\/td\u003e\n\u003ctd\u003eLighter stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrosion Resistance\u003c\/td\u003e\n\u003ctd\u003eModerate to poor\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003eThe Bottom Line:\u003c\/b\u003e Factory exhaust manifolds on Honda Civics are designed primarily for emissions compliance and cost efficiency. Upgrading to stainless steel headers provides improved exhaust flow, better throttle response, and a more aggressive exhaust note.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eInstallation Notes\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eProfessional installation is recommended for optimal results. Here are important considerations for your \u003cb\u003eHonda Civic headers\u003c\/b\u003e installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDirect Replacement:\u003c\/b\u003e Direct replacement for the factory exhaust manifold. Uses factory mounting points—minor adjustments may be needed depending on vehicle condition and exhaust setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOxygen Sensor:\u003c\/b\u003e Compatible with factory oxygen sensor locations. Ensure O2 sensor is properly secured during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHeat Shield:\u003c\/b\u003e May require modification of factory heat shields for proper clearance around the header tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePost-Installation Check:\u003c\/b\u003e After installation, start the engine and listen for exhaust leaks. Re-torque bolts after the first heat cycle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"highlight\"\u003e\n\u003cp\u003e\u003cb\u003ePro Tip:\u003c\/b\u003e According to Honda enthusiasts, the D-Series responds well to exhaust modifications. Pairing these headers with a quality cat-back exhaust system maximizes performance gains. Source: Honda-Tech Forum D-Series build discussions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cb\u003eWhat's Included\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Exhaust Header Assembly\u003c\/li\u003e\n\u003cli\u003eMounting Gaskets\u003c\/li\u003e\n\u003cli\u003eInstallation Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"AMVirtuo","offers":[{"title":"Default Title","offer_id":48138098114660,"sku":"AM-33012","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1889\/8276\/files\/6391ace427ade714b70fb966024ae804_3cc79331-4e71-4536-a0cd-98056ee49a57.jpg?v=1775467873"},{"product_id":"amvirtuo-exhaust-headers-for-honda-accord","title":"AMVirtuo Exhaust Headers Polished Stainless Steel Shorty Headers for 1998-2002 Honda Accord LX EX 2001-2003 Acura CL Base 1999-2003 Acura TL Base 3.0L 3.2L","description":"\u003cp\u003e\u003cstrong\u003eFitment and Compliance Notice:\u003c\/strong\u003e Professional installation is recommended. Verify vehicle fitment, clearance, exhaust requirements, and local regulations before purchase.\u003c\/p\u003e\n\n\u003c!-- Open Graph Tags --\u003e\n\n\u003c!-- Schema.org Structured Data --\u003e\n\n\u003c!-- ==================== KEY FEATURES ==================== --\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"key-features\"\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eFit for 1998-2002 Honda Accord LX EX 2001-2003 Acura CL Base 1999-2003 Acura TL Base 3.0L 3.2L (FOR Models with 3.0L 3.2L V6 Engines only)\u003c\/p\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cp\u003eMirror-polished 304 stainless steel construction resists corrosion from road salt exposure and thermal fatigue from repeated heat cycles. The polished surface maintains its appearance over extended service life where cast iron manifolds develop surface rust and degradation. T304 grade stainless is selected specifically for its corrosion resistance in under-hood environments.\u003c\/p\u003e\n\u003ch3\u003eWelding Process\u003c\/h3\u003e\n\u003cp\u003eAll header joints use TIG (Tungsten Inert Gas) welded seams that provide deep penetration into the base metal with minimal porosity. This welding method produces robust joints that resist cracking under the thermal cycling conditions present near cylinder heads, where temperatures exceed 1,400°F during sustained high-load operation. The resulting seams maintain airtight integrity where cheaper MIG welds typically fail.\u003c\/p\u003e\n\u003ch3\u003eEasy Installation\u003c\/h3\u003e\n\u003cp\u003eSupplied with quality gaskets and mounting hardware for clean mating surfaces and reliable flange sealing. Basic tools suffice for experienced installers; professional fitting is recommended to ensure proper torque and leak-free results. The two things that slow most people down: the original manifold nuts seize from years of heat cycling so have penetrating oil ready, and the upstream O2 sensor connector on the passenger side sits in a tight spot near the firewall. Disconnect those before you start unbolting anything and the rest of the job goes smoothly.\u003c\/p\u003e\n\u003ch3\u003ePerformance\u003c\/h3\u003e\n\u003cp\u003eThe engineered primary tube geometry reduces exhaust flow restriction and decreases system backpressure compared to factory log-style cast iron manifolds. Equal-length mandrel-bent tubes with smooth internal surfaces maintain consistent exhaust gas velocity through the operating RPM range. The result is measurable improvement in throttle response between 3,500 and 6,200 RPM, with potential improvements in exhaust flow and throttle response depending on vehicle condition, downstream exhaust components, tuning, and installation quality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ==================== DESCRIPTION ==================== --\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cdiv class=\"description-block\"\u003e\n\u003cp\u003eIf you own a sixth-generation Accord V6 or a first-generation Acura TL\/CL from the late '90s to early 2000s, your car shares the same weak point: that heavy, restrictive cast iron manifold bolted to each cylinder head. Every time you start the car, cold exhaust gas slams into a rough-cast passage never designed for flow efficiency. The gas tumbles over casting seams, loses velocity, and crowds into an undersized collector — while radiating heat back toward your starter and alternator wiring.\u003c\/p\u003e\n\u003cp\u003eThese shorty headers replace all of it. Four equal-length primary tubes per side give each cylinder its own unobstructed path to the collector. 304 stainless steel weighs less than the iron it replaces, resists corrosion, and still looks good after years under the hood. The merged collector maintains exhaust gas velocity better than the factory log-style manifold ever could.\u003c\/p\u003e\n\u003cp\u003eSound change is immediate too. Stock J-series Accords and TLs have a muted, appliance-like exhaust note. These headers add a deeper, more mechanical edge to idle. Not loud — just purposeful. Like the engine finally sounds the way Honda drew it up on paper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ==================== VEHICLE FITMENT ==================== --\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 40%;\"\u003eVehicle\u003c\/th\u003e\n\u003cth style=\"width: 22%;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"width: 38%;\"\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda Accord LX \/ EX\u003c\/td\u003e\n\u003ctd\u003e1998 – 2002\u003c\/td\u003e\n\u003ctd\u003eJ30A1 3.0L V6 (CG1 \/ CG2 chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura CL Base\u003c\/td\u003e\n\u003ctd\u003e2001 – 2003\u003c\/td\u003e\n\u003ctd\u003eJ32A1 3.2L V6 (YA4 chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura TL Base\u003c\/td\u003e\n\u003ctd\u003e1999 – 2003\u003c\/td\u003e\n\u003ctd\u003eJ32A1 \/ J32A2 3.2L V6 (UA1 \/ UA2 chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"warning\"\u003e\n\u003cstrong\u003eImportant Fitment Notes:\u003c\/strong\u003e\n\u003cul style=\"margin-top: 8px; margin-bottom: 0;\"\u003e\n\u003cli\u003eFits models with 3.0L J30A1 or 3.2L J32A1\/J32A2 V6 engines ONLY. Will NOT fit 4-cylinder (F23A) Accord models.\u003c\/li\u003e\n\u003cli\u003eDoes NOT fit Acura TL Type-S (2002–2003). Type-S has different head port spacing and requires a dedicated part number.\u003c\/li\u003e\n\u003cli\u003eBolt-on direct replacement — no cutting, welding, or modification required for standard configurations.\u003c\/li\u003e\n\u003cli\u003eCovers both automatic and manual transmission variants within listed year ranges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- ==================== TECHNICAL SPECIFICATIONS ==================== --\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Tube Diameter\u003c\/td\u003e\n\u003ctd\u003e1.25 inch (32 mm) mandrel-bent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector Outlet Size\u003c\/td\u003e\n\u003ctd\u003e2.5 inch (63 mm) with flexible pipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 Stainless Steel (T304)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface Finish\u003c\/td\u003e\n\u003ctd\u003eCustom polished \/ mirror polish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWelding Process\u003c\/td\u003e\n\u003ctd\u003eTIG welded seams for deep penetration and minimal porosity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Type\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific design replacement — Minor adjustments may be needed depending on vehicle condition and setup\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number \/ SKU\u003c\/td\u003e\n\u003ctd\u003eAM-33986\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ==================== HEADERS VS STOCK MANIFOLDS ==================== --\u003e\n\u003ch2\u003eHeaders vs Stock Manifolds\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eStock Cast Iron Manifold\u003c\/th\u003e\n\u003cth\u003eAMVirtuo Shorty Headers\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCast iron — heavy, prone to cracking at high mileage\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel — lightweight, corrosion-resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Design\u003c\/td\u003e\n\u003ctd\u003eLog-style with rough internal passages and unequal port lengths\u003c\/td\u003e\n\u003ctd\u003eEqual-length primary tubes with smooth mandrel bends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Output\u003c\/td\u003e\n\u003ctd\u003eRestrictive above 4,500 RPM; engine feels flat at highway merge speeds\u003c\/td\u003e\n\u003ctd\u003eImproved scavenging; noticeable throttle response gain from 3,500–6,200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDurability\u003c\/td\u003e\n\u003ctd\u003eKnown failure point: cracks develop at cat-to-manifold junction around 100K+ miles\u003c\/td\u003e\n\u003ctd\u003eTIG-welded stainless joints resist thermal fatigue and cracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~18–22 lb per side\u003c\/td\u003e\n\u003ctd\u003e~12–14 lb per side (saves ~12 lb total)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAesthetics\u003c\/td\u003e\n\u003ctd\u003eRusted, rough cast surface visible through wheel well gaps\u003c\/td\u003e\n\u003ctd\u003ePolished mirror finish — looks intentional under the hood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ==================== INSTALLATION NOTES ==================== --\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eDesigned as a vehicle-specific replacement. Basic tools suffice for experienced installers. Professional fitting is recommended to ensure proper torque and leak-free results.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLet the car cool completely\u003c\/strong\u003e before starting. Exhaust manifold bolts seize under heat — work on a cold engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrape old gasket material\u003c\/strong\u003e from cylinder head surfaces before installing new gaskets. Use a plastic scraper on aluminum heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTighten flange bolts center-outward\u003c\/strong\u003e in a star pattern, two passes: half-torque first, full spec second. Prevents warping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO2 sensors:\u003c\/strong\u003e Check wire condition before removal. 20-year-old sensor wires get brittle — consider replacing during install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ==================== WHAT'S INCLUDED ==================== --\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x Driver side shorty header (left)\u003c\/li\u003e\n\u003cli\u003e1x Passenger side shorty header (right)\u003c\/li\u003e\n\u003cli\u003e1x Exhaust header gasket set\u003c\/li\u003e\n\u003cli\u003e1x Complete mounting hardware kit (nuts, bolts, washers)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AMVirtuo","offers":[{"title":"Default Title","offer_id":48283642331236,"sku":"AM-33986","price":229.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1889\/8276\/files\/8.jpg?v=1776779866"}],"url":"https:\/\/avomotor.com\/es\/collections\/honda.oembed","provider":"AMVirtuo MOTOR","version":"1.0","type":"link"}