{"product_id":"1988-1998-chevy-gmc-305-350-sbc-v8-5-0l-5-7l-c-k-1500-2500-3500-black-exhaust-header","title":"1988-1998 Chevy GMC 305 350 SBC V8 5.0L 5.7L C\/K 1500 2500 3500 Black Exhaust Header","description":"\u003cdiv class=\"xkv-product-description\"\u003e\n\n  \u003cp\u003e\n    This black exhaust header set is designed for listed 1988–1998 Chevy \/ GMC C\/K truck applications with 305 \/ 350 small block Chevy V8 5.0L \/ 5.7L engines. It is intended as an exhaust header replacement or upgrade-style component for compatible C\/K 1500, 2500, 3500, Suburban, Blazer, Yukon, R3500 and V3500 exhaust setups.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Built from T304 stainless steel with 1-5\/8\" primary tubes, 3\" collectors, CNC-machined flanges, TIG-welded construction, reducers, bolts and gaskets as listed, this header set is designed to support a secure exhaust path where compatible. Final fitment, sound, exhaust sealing, drivability, and performance results may vary depending on vehicle condition, engine setup, plug-head style, exhaust layout, installation quality, emissions setup, and supporting components.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eProduct Overview\u003c\/h3\u003e\n  \u003cp\u003e\n    This product is an exhaust header set for compatible Chevy \/ GMC 305 \/ 350 SBC V8 truck applications. It is not a full exhaust system, catback system, downpipe, turbo manifold, LS swap header, or universal header kit. Please verify your exact model year, vehicle platform, engine, 2WD \/ 4WD layout, plug-head style, flange connection, downstream exhaust connection, and emissions requirements before purchase.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Listed 1988–1998 Chevy \/ GMC C\/K truck 305 \/ 350 SBC V8 applications\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e 5.0L \/ 5.7L small block Chevy V8 applications as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Black Exhaust Header Set\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T304 stainless steel as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePrimary Size:\u003c\/strong\u003e 1-5\/8\" primary pipe diameter as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInlet:\u003c\/strong\u003e 1.5\" as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOutlet \/ Collector:\u003c\/strong\u003e 3\" collector as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHead Flange Thickness:\u003c\/strong\u003e 7\/16\" as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOutlet Flange Thickness:\u003c\/strong\u003e 3\/8\" as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHeader Style:\u003c\/strong\u003e Medium-length header for compatible 2WD and 4WD trucks as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePlug-Head Compatibility:\u003c\/strong\u003e Works with both straight and angle plug heads as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Headers with bolts, reducers and gaskets as listed\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Professional installation highly recommended\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstruction:\u003c\/strong\u003e No installation instructions included\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUse Case:\u003c\/strong\u003e Off-road, racing, or closed-course use where emissions laws apply\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eFitment\u003c\/h3\u003e\n  \u003cp\u003e\n    Please use the table below to quickly confirm the main vehicle groups listed for this header set. Because this SKU covers many C\/K truck applications, verify your exact model, year, engine, 2WD \/ 4WD layout, head style, exhaust connection, and emissions setup before ordering.\n  \u003c\/p\u003e\n\n  \u003cdiv class=\"xkv-fitment-table-wrap\"\u003e\n    \u003ctable class=\"xkv-fitment-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eVehicle Group\u003c\/th\u003e\n          \u003cth\u003eYear Range\u003c\/th\u003e\n          \u003cth\u003eEngine\u003c\/th\u003e\n          \u003cth\u003eNotes\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eChevrolet C1500 \/ C2500 \/ C3500\u003c\/td\u003e\n          \u003ctd\u003e1988–1998\u003c\/td\u003e\n          \u003ctd\u003e5.0L \/ 5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify exact C-series model, engine, 2WD layout, plug-head style and exhaust connection\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eChevrolet K1500 \/ K2500 \/ K3500\u003c\/td\u003e\n          \u003ctd\u003e1988–1998\u003c\/td\u003e\n          \u003ctd\u003e5.0L \/ 5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify exact K-series model, engine, 4WD layout, clearance and exhaust connection\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eChevrolet Suburban \/ Blazer\u003c\/td\u003e\n          \u003ctd\u003ePage-listed 1992–1994 applications\u003c\/td\u003e\n          \u003ctd\u003e5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify platform, engine, exhaust layout and local emissions configuration\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eChevrolet R3500 \/ V3500\u003c\/td\u003e\n          \u003ctd\u003ePage-listed 1989–1991 applications\u003c\/td\u003e\n          \u003ctd\u003e5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify older R\/V truck fitment, flange layout and exhaust routing\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eGMC C1500 \/ C2500 \/ C3500\u003c\/td\u003e\n          \u003ctd\u003e1988–1998 where listed\u003c\/td\u003e\n          \u003ctd\u003e5.0L \/ 5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify exact GMC C-series model, engine, 2WD layout and exhaust connection\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eGMC K1500 \/ K2500 \/ K3500\u003c\/td\u003e\n          \u003ctd\u003e1988–1998\u003c\/td\u003e\n          \u003ctd\u003e5.0L \/ 5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify exact GMC K-series model, engine, 4WD layout, clearance and exhaust connection\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eGMC Suburban \/ Yukon\u003c\/td\u003e\n          \u003ctd\u003ePage-listed 1992–1995 applications\u003c\/td\u003e\n          \u003ctd\u003e5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify exact model year, exhaust layout, flange connection and emissions setup\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eGMC R3500 \/ V3500\u003c\/td\u003e\n          \u003ctd\u003ePage-listed 1989–1991 applications\u003c\/td\u003e\n          \u003ctd\u003e5.7L SBC V8 where listed\u003c\/td\u003e\n          \u003ctd\u003eVerify older R\/V truck fitment, flange layout and exhaust routing\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"xkv-fitment-note\"\u003e\n    \u003cstrong\u003eFitment Note:\u003c\/strong\u003e This table is based on the fitment information currently listed for this product. Page-listed applications include selected Chevrolet \/ GMC C\/K 1500, 2500, 3500, Suburban, Blazer, Yukon, R3500 and V3500 models with 5.0L \/ 5.7L engines. Please verify your exact vehicle, engine, 2WD \/ 4WD configuration, straight or angle plug head setup, flange connection, downstream exhaust layout, and emissions setup before purchase.\n  \u003c\/div\u003e\n\n  \u003ch3\u003ePackage Includes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eLeft and right exhaust header components as shown\u003c\/li\u003e\n    \u003cli\u003eReducers included as listed\u003c\/li\u003e\n    \u003cli\u003eBolts included as listed\u003c\/li\u003e\n    \u003cli\u003eGaskets included as listed\u003c\/li\u003e\n    \u003cli\u003eAdditional hardware or accessories included only if shown or listed\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    Please review the product photos and listing details before installation. Confirm all included headers, reducers, bolts, gaskets, flanges, fasteners, and connection requirements against the received package before beginning installation.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eProfessional installation is highly recommended.\u003c\/li\u003e\n    \u003cli\u003eNo installation instructions are included.\u003c\/li\u003e\n    \u003cli\u003eTest fit both header sides before final tightening.\u003c\/li\u003e\n    \u003cli\u003eVerify cylinder head flange alignment, gasket seating, plug-head clearance, spark plug wire clearance, collector connection, and downstream exhaust compatibility before installation.\u003c\/li\u003e\n    \u003cli\u003eCheck clearance around the steering shaft, frame, starter, transmission, firewall, suspension components, wiring, heat shields, and surrounding exhaust components.\u003c\/li\u003e\n    \u003cli\u003eOld, rusted, or seized factory hardware may increase installation difficulty.\u003c\/li\u003e\n    \u003cli\u003eModified exhaust systems, engine swaps, previous repairs, or non-factory configurations may require additional adjustment or fabrication.\u003c\/li\u003e\n    \u003cli\u003eInspect all exhaust connections for leaks after installation and recheck fasteners after initial heat cycles where appropriate.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eBefore You Buy\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eThis product is intended for listed Chevy \/ GMC 305 \/ 350 SBC V8 truck applications only.\u003c\/li\u003e\n    \u003cli\u003eThis is an exhaust header set, not a full exhaust system, catback system, downpipe, turbo manifold, LS swap header, or universal header kit.\u003c\/li\u003e\n    \u003cli\u003ePlease verify your exact model year, vehicle platform, engine, 2WD \/ 4WD layout, plug-head style, flange connection, downstream exhaust connection, and emissions setup before purchase.\u003c\/li\u003e\n    \u003cli\u003eFitment may vary by truck model, cab \/ chassis configuration, factory exhaust layout, previous repairs, and installed engine or exhaust modifications.\u003c\/li\u003e\n    \u003cli\u003eThis product may alter the factory exhaust or emissions-related configuration depending on the vehicle setup.\u003c\/li\u003e\n    \u003cli\u003eThis product is intended for off-road, racing, or closed-course use where emissions laws apply.\u003c\/li\u003e\n    \u003cli\u003eThis product is not represented as street legal, emissions-compliant, CARB-compliant, or legal for public road use unless explicitly stated.\u003c\/li\u003e\n    \u003cli\u003ePerformance gains, sound changes, exhaust flow changes, fitment, clearance, and drivability results are not guaranteed and may vary by setup.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .xkv-product-description {\n    font-family: Arial, sans-serif;\n    line-height: 1.5;\n    color: #333;\n  }\n\n  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