{"title":"2020-2026 GMC Sierra 2500HD Accent Lighting","description":"\u003cp\u003e\u003cstrong\u003eAccent lighting that fits your 2020-2026 GMC Sierra 2500HD, including SLE, SLT, AT4, and Denali trims.\u003c\/strong\u003e Shop interior dome and footwell kits, underglow, bed lights, grille markers, and rock lights from brands like Oracle, Diode Dynamics, and XK Glow.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill accent lighting trigger a check-engine light or drain my battery?\u003c\/strong\u003e No. Kits are fused, LED-based, and draw minimal current, and switched circuits prevent parasitic drain when the truck is off.\u003c\/p\u003e\u003cp\u003eIf it is listed here, it fits your Sierra 2500HD -- verified, no guesswork.\u003c\/p\u003e","products":[{"product_id":"diode-dynamics-20-21-sierra-2500-3500-hd-led-sequential-sidemarkers-smoked-set","title":"Diode Dynamics LED Sequential Sidemarkers - Smoked | 2020-2023 GMC Sierra 2500HD","description":"\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"Diode Dynamics LED Sequential Sidemarkers - Smoked | 2020-2023 GMC Sierra 2500HD\",\"description\":\"Fits Diode Dynamics 20-21 Sierra 2500\/3500 HD LED Sequential Sidemarkers Smoked Set. These LED sidemarkers swap directly into the factory fender light location on your Sierra 2500HD. The dual-lens design illuminates the entire housing width for an even, bright glow no factory bulb can match.Every startup runs an animated amber sequence from the center outward before settling into running light mode. The sequential option uses the included plug-and-play harness off the headlight connector to add a sweeping turn signal pattern.Smoked lenses give the housings a dark, tinted look th\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Diode Dynamics\"},\"offers\":{\"@type\":\"Offer\",\"availability\":\"https:\/\/schema.org\/InStock\",\"seller\":{\"@type\":\"Organization\",\"name\":\"Stateside Performance\"}},\"vehicleConfiguration\":\"Diode Dynamics 20-21 Sierra 2500\/3500 HD LED Sequential Sidemarkers Smoked Set\"}\u003c\/script\u003e\n\u003cstyle\u003e\n.sp-product-body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:16px;line-height:1.6;color:#1a1a1a;max-width:800px}\n.sp-product-body h2{font-size:1.15em;font-weight:700;margin:1.4em 0 .5em;padding-bottom:.3em;border-bottom:2px solid #f0f0f0;letter-spacing:-.01em}\n.sp-product-body p{margin:.6em 0;font-size:1em;line-height:1.65}\n.sp-product-body ul{padding-left:1.3em;margin:.5em 0}\n.sp-product-body li{margin:.35em 0;font-size:.97em;line-height:1.55}\n.sp-product-body li strong{color:#111}\n.sp-fitment-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1em 0;border-radius:6px;border:1px solid #e2e2e2}\n.sp-fitment-table{width:100%;border-collapse:collapse;font-size:.88em;min-width:420px}\n.sp-fitment-table thead tr{background:#f7f7f7}\n.sp-fitment-table th{text-align:left;padding:9px 12px;font-weight:600;font-size:.82em;text-transform:uppercase;letter-spacing:.04em;color:#555;border-bottom:2px solid #e2e2e2;white-space:nowrap}\n.sp-fitment-table td{padding:8px 12px;border-bottom:1px solid #ebebeb;vertical-align:top;color:#2a2a2a}\n.sp-fitment-table tbody tr:last-child td{border-bottom:none}\n.sp-fitment-table tbody tr:nth-child(even){background:#fafafa}\n@media(max-width:600px){.sp-product-body{font-size:15px}.sp-product-body h2{font-size:1.1em}.sp-fitment-table{font-size:.83em}.sp-fitment-table th,.sp-fitment-table td{padding:7px 9px}}\n\u003c\/style\u003e\n\u003cdiv class=\"sp-product-body\"\u003e\n\u003cp\u003eThe Diode Dynamics LED Sequential Sidemarkers in Smoked fit the 2020-2023 GMC Sierra 2500HD and replace the factory fender lights with a fully-illuminated, animated LED upgrade.\u003c\/p\u003e\n\u003cp\u003ePlug-and-play install with an included wiring harness for sequential turn signal function.\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThese LED sidemarkers swap directly into the factory fender light location on your Sierra 2500HD. The dual-lens design illuminates the entire housing width for an even, bright glow no factory bulb can match.\u003c\/p\u003e\n\u003cp\u003eEvery startup runs an animated amber sequence from the center outward before settling into running light mode. The sequential option uses the included plug-and-play harness off the headlight connector to add a sweeping turn signal pattern.\u003c\/p\u003e\n\u003cp\u003eSmoked lenses give the housings a dark, tinted look that pairs well with black or grey trucks.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eFits: 2020-2023 GMC Sierra 2500HD\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ePlug-and-play replacement for factory fender lights\u003c\/li\u003e\n\u003cli\u003eSmoked lens for a dark, tinted appearance\u003c\/li\u003e\n\u003cli\u003eDual-lens design with full-width illumination\u003c\/li\u003e\n\u003cli\u003eAnimated amber startup sequence\u003c\/li\u003e\n\u003cli\u003eSequential turn signal with included harness\u003c\/li\u003e\n\u003cli\u003eOEM-grade construction and fitment\u003c\/li\u003e\n\u003cli\u003eEngineered and assembled in the USA\u003c\/li\u003e\n\u003cli\u003eSold as a set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eThis part fits the following vehicles:\u003c\/p\u003e\n\u003cdiv class=\"sp-fitment-wrap\"\u003e\n\u003ctable class=\"sp-fitment-table\"\u003e\n\u003ctr\u003e\n\u003cth align=\"left\" width=\"100\"\u003eYear\u003c\/th\u003e\n\u003cth align=\"left\" width=\"125\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\" width=\"150\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\" width=\"80\"\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eAT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2021\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eDenali\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003ePro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eSLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:12px 0;padding:10px 14px;background:#fff8e6;border-left:4px solid #f59e0b;border-radius:4px;font-size:.93em;line-height:1.5;color:#5a4a1a\"\u003e\n\u003cstrong\u003e⚠ Submodel Fitment:\u003c\/strong\u003e If your submodel is not listed in the fitment table above, we cannot confirm fitment. Please contact us before purchasing to verify.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Diode Dynamics","offers":[{"title":"Default Title","offer_id":59428177870929,"sku":"DIODD5152","price":399.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9029\/7425\/files\/diode-dynamics-led-sequential-sidemarkers-smoked-2020-2023-gmc-sierra-2500hd-5265303.jpg?v=1778896151"},{"product_id":"fleece-performance-all-lights-on-2020-2023-gmc-sierra-2500hd","title":"Fleece Performance All Lights On | 2020-2023 GMC Sierra 2500HD","description":"\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"Fleece Performance All Lights On | 2020-2023 GMC Sierra 2500HD\",\"description\":\"Fits 2020-2023 GMC Sierra 2500HD. The All Lights On is a plug-in device that overrides factory wiring logic on your Sierra 2500HD. When you flip on the high beams, your low beams and fog lamps stay lit instead of cutting out.Low beam and fog lamp operation remains normal when high beams are off. Requires factory fog lights to function.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Fleece Performance\"},\"offers\":{\"@type\":\"Offer\",\"availability\":\"https:\/\/schema.org\/InStock\",\"seller\":{\"@type\":\"Organization\",\"name\":\"Stateside Performance\"}},\"vehicleConfiguration\":\"2020-2023 GMC Sierra 2500HD\"}\u003c\/script\u003e\n\u003cstyle\u003e\n.sp-product-body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:16px;line-height:1.6;color:#1a1a1a;max-width:800px}\n.sp-product-body h2{font-size:1.15em;font-weight:700;margin:1.4em 0 .5em;padding-bottom:.3em;border-bottom:2px solid #f0f0f0;letter-spacing:-.01em}\n.sp-product-body p{margin:.6em 0;font-size:1em;line-height:1.65}\n.sp-product-body ul{padding-left:1.3em;margin:.5em 0}\n.sp-product-body li{margin:.35em 0;font-size:.97em;line-height:1.55}\n.sp-product-body li strong{color:#111}\n.sp-fitment-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1em 0;border-radius:6px;border:1px solid #e2e2e2}\n.sp-fitment-table{width:100%;border-collapse:collapse;font-size:.88em;min-width:420px}\n.sp-fitment-table thead tr{background:#f7f7f7}\n.sp-fitment-table th{text-align:left;padding:9px 12px;font-weight:600;font-size:.82em;text-transform:uppercase;letter-spacing:.04em;color:#555;border-bottom:2px solid #e2e2e2;white-space:nowrap}\n.sp-fitment-table td{padding:8px 12px;border-bottom:1px solid #ebebeb;vertical-align:top;color:#2a2a2a}\n.sp-fitment-table tbody tr:last-child td{border-bottom:none}\n.sp-fitment-table tbody tr:nth-child(even){background:#fafafa}\n@media(max-width:600px){.sp-product-body{font-size:15px}.sp-product-body h2{font-size:1.1em}.sp-fitment-table{font-size:.83em}.sp-fitment-table th,.sp-fitment-table td{padding:7px 9px}}\n\u003c\/style\u003e\n\u003cdiv class=\"sp-product-body\"\u003e\n\u003cp\u003eThe Fleece Performance All Lights On fits the 2020-2023 GMC Sierra 2500HD and runs your high-beams, low-beams, and fog lamps at the same time. More light on the road when you need it most.\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe All Lights On is a plug-in device that overrides factory wiring logic on your Sierra 2500HD. When you flip on the high beams, your low beams and fog lamps stay lit instead of cutting out.\u003c\/p\u003e\n\u003cp\u003eLow beam and fog lamp operation remains normal when high beams are off. Requires factory fog lights to function.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eFits: 2020-2023 GMC Sierra 2500HD\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eRuns high-beams, low-beams, and fogs simultaneously\u003c\/li\u003e\n\u003cli\u003eActivates only when high beams are on\u003c\/li\u003e\n\u003cli\u003eNormal low-beam and fog operation otherwise\u003c\/li\u003e\n\u003cli\u003eRequires factory fog lamps\u003c\/li\u003e\n\u003cli\u003ePlug-in install, no cutting wires\u003c\/li\u003e\n\u003cli\u003eImproves nighttime road visibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eThis part fits the following vehicles:\u003c\/p\u003e\n\u003cdiv class=\"sp-fitment-wrap\"\u003e\n\u003ctable class=\"sp-fitment-table\"\u003e\n\u003ctr\u003e\n\u003cth align=\"left\" width=\"100\"\u003eYear\u003c\/th\u003e\n\u003cth align=\"left\" width=\"125\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\" width=\"150\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\" width=\"80\"\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eAT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2021\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eDenali\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003ePro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2023\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500 HD\u003c\/td\u003e\n\u003ctd\u003eSLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:12px 0;padding:10px 14px;background:#fff8e6;border-left:4px solid #f59e0b;border-radius:4px;font-size:.93em;line-height:1.5;color:#5a4a1a\"\u003e\n\u003cstrong\u003e⚠ Submodel Fitment:\u003c\/strong\u003e If your submodel is not listed in the fitment table above, we cannot confirm fitment. Please contact us before purchasing to verify.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":59526003195985,"sku":"FPEFPE-ALO","price":21.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9029\/7425\/files\/fleece-performance-all-lights-on-2020-2023-gmc-sierra-2500hd-6588266.jpg?v=1781067687"}],"url":"https:\/\/www.statesideperformance.com\/collections\/2020-2026-gmc-sierra-2500hd-headlights-copy.oembed","provider":"Stateside Performance","version":"1.0","type":"link"}