{"product_id":"throttle-body-spacer-for-chevrolet-silverado-2007-2013-4-8l-5-3l-6-0l-6-2l","title":"Throttle Body Spacer for Chevrolet Silverado (2007-2013) 4.8L 5.3L 6.0L 6.2L","description":"\u003ch2\u003eBillet Throttle Body Spacer for 2007-2013 Chevrolet Silverado\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Lengthens the intake tract between the throttle body and intake manifold to increase pre-combustion plenum volume, directly improving low-rpm air velocity and off-idle throttle response on GM Vortec V8 engines.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Silverado Intake Bottleneck\u003c\/h3\u003e\n\u003cp\u003eFactory GMT900 truck intakes feature an abrupt transition between the 4-bolt electronic throttle body and the factory nylon intake manifold. Under quick tip-in conditions, this tight transition causes localized air stagnation and turbulence at the mouth of the plenum. The restricted volume limits incoming air charge velocity before reaching the individual cylinder runners, resulting in noticeable off-idle throttle lag and reduced low-rpm pulling power when towing or starting under load.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003ePrecision CNC-machined from 6061-T6 billet aluminum, this spacer introduces an optimized boundary layer profile that smooths incoming airflow and reduces pressure drops across the throttle plate. The rigid aluminum construction eliminates warping and heat-induced distortion common with composite spacers. Complete with corrosion-resistant anodizing, replacement gaskets, and grade hardware, it seals against vacuum leaks and integrates directly without ECU recalibration.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2007-2013 Chevrolet Silverado\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eGen IV Vortec (4.8L, 5.3L, 6.0L, 6.2L) \/ GMT900\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e295-403 hp \/ 305-417 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2007-2013 Chevrolet Silverado 1500 (4.8L V8 Vortec)\u003c\/li\u003e\n  \u003cli\u003e2007-2013 Chevrolet Silverado 1500 (5.3L V8 Vortec)\u003c\/li\u003e\n  \u003cli\u003e2007-2013 Chevrolet Silverado 1500 (6.0L V8 Vortec)\u003c\/li\u003e\n  \u003cli\u003e2007-2013 Chevrolet Silverado 1500 (6.2L V8 Vortec)\u003c\/li\u003e\n  \u003cli\u003e2007-2013 Chevrolet Silverado 2500 HD (6.0L V8 Vortec)\u003c\/li\u003e\n  \u003cli\u003e2007-2013 Chevrolet Silverado 3500 HD (6.0L V8 Vortec)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Chevrolet Durability Standard\u003c\/h3\u003e\n\u003cp\u003eConstructed to endure severe duty cycles, heavy towing, and extreme engine-bay heat, this mechanical modification provides instantaneous low-end throttle sensitivity and torque recovery without throwing diagnostic trouble codes.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50498883027192,"sku":"DS-EC8AEZTB1","price":79.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/throttle-body-spacer-for-chevrolet-silverado-2007-2013-4-8l-5-3l-6-0l-6-2l-1.jpg?v=1789274555","url":"https:\/\/performancechiptuning.com\/products\/throttle-body-spacer-for-chevrolet-silverado-2007-2013-4-8l-5-3l-6-0l-6-2l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}