{"product_id":"spider-fuel-injector-fj503-4-3l-v6-for-chevy-gmc-replaces-12568332","title":"Spider Fuel Injector FJ503 4.3L V6 for Chevy\/GMC – Replaces 12568332","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e🔧🚘 Compatible with 4.3L V6 Vortec engines: Chevrolet Astro\/Blazer (1996-2005), Express 1500\/2500 (1996-2004), S10 (1996-2004), Silverado 1500 (1999-2004), C1500\/K1500 (1996-1998), P30 (1996-1999); GMC Safari (1996-2005), Jimmy\/Sonoma (1996-2002), Savana 1500\/2500 (1996-2004), Sierra 1500 (1999-2004), C1500\/K1500 (1996-1998), P3500 (1996-1999); Isuzu Hombre (1997-2000); Oldsmobile Bravada (1996-2001). Check your year and engine size – 4.3L V6 only\u003c\/li\u003e\n\u003cli\u003e🔧🚘 Replaces OE numbers: 19210688, 12568332, 88894353, FJ503, FJ10565, 217-3028, 2173252, 25331863, 240408, 833-22102-6, 800-1512N, 17113673, 17091628, 17115379, 169706, and more. Check your old injector – if it has any of these numbers, this is a direct fit\u003c\/li\u003e\n\u003cli\u003e🔧🚘 Multi-port (MPFI) design delivers fuel directly to each cylinder for better atomization, improved combustion, and increased horsepower. Helps prevent fuel leaks, reduces waste, and minimizes sticking for smoother idle and better throttle response. Simply bolt it in, no tuning or programming needed\u003c\/li\u003e\n\u003cli\u003e🔧🚘 Built with corrosion-resistant stainless steel internals, precision solenoid windings, and high-temp O-rings for reliable sealing under extreme heat. Specifications: Dynamic flow rate 55-63 ml\/min, coil resistance 12.5±1Ω, leakage ≤0.8KPa\/25s, O-rings pre-installed. Important: A mounting bracket is included – you MUST attach it to the injector BEFORE installation to prevent oil leakage and misalignment\u003c\/li\u003e\n\u003cli\u003e🔧🚘 1-year warranty – free replacement for any defect. Please note: This injector is NOT for 5.7L V8 Vortec engines – they look similar but are not interchangeable. Not sure about fitment? Send us your VIN and we'll confirm within 24 hours\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e WSYINGWSXF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem dimensions L x W x H:\u003c\/strong\u003e 14.2 x 6.6 x 5.3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Ports:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 1 Count\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Highlight:\u003c\/strong\u003e Astro\/Blazer\/Express\/Silverado, GMC Safari\/Savana\/Sierra\/Sonoma, Isuzu Hombre, Oldsmobile Bravada 1996-2006”\nAstro\/Blazer\/Express\/Silverado, GMC Safari\/Savana\/Sierra\/Sonoma, Isuzu Hombre, Oldsmobile Bravada 1996-2006”\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Items:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 768924463294\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand: WSYINGWSXF","offers":[{"title":"Default Title","offer_id":50542730248432,"sku":"B0GY8JL6NV","price":147.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/8464\/5360\/files\/41_UCXiu85L.jpg?v=1790449250","url":"https:\/\/wrenchvanta.com\/products\/spider-fuel-injector-fj503-4-3l-v6-for-chevy-gmc-replaces-12568332","provider":"WrenchVanta","version":"1.0","type":"link"}