{"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","url":"https:\/\/avomotor.com\/products\/amvirtuo-honda-civic-d-series-headers","provider":"AMVirtuo MOTOR","version":"1.0","type":"link"}