{"product_id":"granatelli-2015-2025-ford-mustang-heavy-duty-motor-mounts-gt-gt350-gm-mm1517","title":"Granatelli 2015–2025 Ford Mustang Heavy-Duty Motor Mounts – GT \/ GT350 – GM-MM1517","description":"\u003cdiv class=\"gms-product-description\"\u003e\n\n\u003c!-- HERO --\u003e\n\n\u003cdiv style=\"border:1px solid #dddddd; padding:24px; margin-bottom:22px; background:#ffffff;\"\u003e \u003cp style=\"font-size:21px; line-height:1.55; font-weight:800; margin:0 0 12px 0;\"\u003ePut the power to the chassis—not into twisting soft factory motor mounts.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.7; margin:0 0 12px 0;\"\u003eThe \u003cstrong\u003eGranatelli GM-MM1517 Heavy-Duty Motor Mounts\u003c\/strong\u003e are designed for performance Ford Mustang applications where the factory hydraulic mounts allow excessive engine movement under acceleration, hard shifting and aggressive driving.\u003c\/p\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.7; margin:0;\"\u003eBy creating a more rigid connection between the engine and chassis, these mounts help \u003cstrong\u003ereduce engine twist, improve drivetrain stability and transfer power more efficiently\u003c\/strong\u003e—making them an excellent upgrade for modified street cars, drag cars, road-course builds and high-horsepower Mustangs.\u003c\/p\u003e \u003c\/div\u003e\n\n\u003c!-- PERFORMANCE STRIP --\u003e\n\n\u003cdiv style=\"background:#111111; padding:22px; margin:22px 0; text-align:center;\"\u003e \u003cp style=\"color:#999999; font-size:13px; font-weight:bold; letter-spacing:2px; margin:0 0 7px 0;\"\u003eGRANATELLI CHASSIS PERFORMANCE\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffffff; font-size:25px; margin:0 0 9px 0;\"\u003eCONTROL THE ENGINE. PUT THE POWER DOWN.\u003c\/h3\u003e\n\n\u003cp style=\"color:#ffffff; line-height:1.6; margin:0;\"\u003eReduced engine movement means a more controlled drivetrain, more consistent power delivery and a tighter connection between the engine and chassis.\u003c\/p\u003e \u003c\/div\u003e\n\n\u003c!-- THREE KEY BENEFITS --\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:22px 0;\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd style=\"width:33.33%; padding:18px 12px; border:1px solid #dddddd; text-align:center; vertical-align:top;\"\u003e \u003cdiv style=\"font-size:22px; font-weight:800; margin-bottom:7px;\"\u003eLESS TWIST\u003c\/div\u003e \u003cdiv style=\"font-size:14px; line-height:1.55;\"\u003eHelps reduce excessive engine movement under hard acceleration and shifting.\u003c\/div\u003e \u003c\/td\u003e\n\n\u003ctd style=\"width:33.33%; padding:18px 12px; border:1px solid #dddddd; text-align:center; vertical-align:top;\"\u003e \u003cdiv style=\"font-size:22px; font-weight:800; margin-bottom:7px;\"\u003eMORE CONTROL\u003c\/div\u003e \u003cdiv style=\"font-size:14px; line-height:1.55;\"\u003eCreates a more stable connection between the engine, drivetrain and chassis.\u003c\/div\u003e \u003c\/td\u003e\n\n\u003ctd style=\"width:33.33%; padding:18px 12px; border:1px solid #dddddd; text-align:center; vertical-align:top;\"\u003e \u003cdiv style=\"font-size:22px; font-weight:800; margin-bottom:7px;\"\u003eBETTER TRANSFER\u003c\/div\u003e \u003cdiv style=\"font-size:14px; line-height:1.55;\"\u003eHelps keep more of the engine's effort focused on moving the vehicle forward.\u003c\/div\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\n\u003c!-- WHY UPGRADE --\u003e\n\n\u003cdiv style=\"margin:28px 0;\"\u003e \u003ch3 style=\"font-size:21px; margin:0 0 10px 0; border-bottom:2px solid #111111; padding-bottom:8px;\"\u003eWhy Upgrade Your Mustang Motor Mounts?\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.7; margin:0 0 12px 0;\"\u003eFactory hydraulic motor mounts are designed with comfort and vibration isolation in mind. As power levels increase—or as the original mounts begin to wear—the engine can move excessively inside the chassis.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.7; margin:0;\"\u003eGranatelli heavy-duty mounts are designed to significantly reduce that movement. The result is a \u003cstrong\u003emore controlled drivetrain, improved stability during hard acceleration and a more direct performance feel\u003c\/strong\u003e from the engine through the chassis. \u003c\/p\u003e \u003c\/div\u003e\n\n\u003c!-- FEATURES --\u003e\n\n\u003cdiv style=\"background:#f5f5f5; padding:20px 22px; margin:24px 0; border-top:4px solid #111111;\"\u003e \u003ch3 style=\"margin:0 0 13px 0;\"\u003ePerformance Highlights\u003c\/h3\u003e\n\n\u003cul style=\"margin:0; padding-left:22px; line-height:1.85;\"\u003e \u003cli\u003e\u003cstrong\u003eHeavy-duty replacement motor mount set\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003eDesigned to reduce engine twist and excessive drivetrain movement\u003c\/li\u003e \u003cli\u003eCreates a more rigid engine-to-chassis connection\u003c\/li\u003e \u003cli\u003eHelps improve drivetrain stability during hard acceleration\u003c\/li\u003e \u003cli\u003eHelps improve consistency during aggressive shifting and launches\u003c\/li\u003e \u003cli\u003eDesigned to improve power transfer through reduced engine movement\u003c\/li\u003e \u003cli\u003eExcellent upgrade for modified and high-horsepower Mustangs\u003c\/li\u003e \u003cli\u003eSuitable for street, drag racing and road-course applications\u003c\/li\u003e \u003cli\u003eIdeal replacement for weak or worn factory hydraulic mounts\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eInstallation hardware included\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003eGranatelli Part Number: \u003cstrong\u003eGM-MM1517\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eUPC: \u003cstrong\u003e802735034400\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e\n\n\u003c!-- FITMENT HEADER --\u003e\n\n\u003cdiv style=\"background:#111111; padding:18px 20px; margin:28px 0 0 0;\"\u003e \u003ch3 style=\"color:#ffffff; margin:0; font-size:22px;\"\u003eVehicle Fitment\u003c\/h3\u003e \u003cp style=\"color:#dddddd; margin:6px 0 0 0; line-height:1.55;\"\u003eFord Mustang applications — verify engine and submodel before ordering.\u003c\/p\u003e \u003c\/div\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:0 0 24px 0;\"\u003e \u003cthead\u003e \u003ctr style=\"background:#e9e9e9;\"\u003e \u003cth style=\"padding:12px; border:1px solid #cccccc; text-align:left;\"\u003eYear\u003c\/th\u003e \u003cth style=\"padding:12px; border:1px solid #cccccc; text-align:left;\"\u003eMake\u003c\/th\u003e \u003cth style=\"padding:12px; border:1px solid #cccccc; text-align:left;\"\u003eModel \/ Submodel\u003c\/th\u003e \u003cth style=\"padding:12px; border:1px solid #cccccc; text-align:left;\"\u003eEngine\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2015–2025\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eMustang GT\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e5.0L V8*\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr style=\"background:#f7f7f7;\"\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2015–2021\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eMustang GT Premium\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e5.0L V8\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2016–2020\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eShelby GT350 \/ GT350R\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e5.2L V8\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr style=\"background:#f7f7f7;\"\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2019–2020\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eMustang Bullitt\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e5.0L V8\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2021\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eMustang Mach 1\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e5.0L V8\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr style=\"background:#f7f7f7;\"\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2015\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eMustang V6\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e3.7L V6\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e2015–2016\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eFord\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eMustang EcoBoost \/ EcoBoost Premium\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e2.3L Turbo*\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003c\/tbody\u003e \u003c\/table\u003e\n\n\u003c!-- APPLICATION USE --\u003e\n\n\u003cdiv style=\"margin:26px 0;\"\u003e \u003ch3 style=\"font-size:21px; margin:0 0 12px 0; border-bottom:2px solid #111111; padding-bottom:8px;\"\u003eBuilt for Mustangs That Get Driven Hard\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e \u003ctbody\u003e\n\n\u003ctr\u003e \u003ctd style=\"width:30%; padding:11px; border-bottom:1px solid #dddddd;\"\u003e\u003cstrong\u003eStreet Performance\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border-bottom:1px solid #dddddd;\"\u003eMore controlled engine movement and a tighter drivetrain feel.\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px; border-bottom:1px solid #dddddd;\"\u003e\u003cstrong\u003eDrag Racing\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border-bottom:1px solid #dddddd;\"\u003eHelps control drivetrain movement during hard launches and gear changes.\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px; border-bottom:1px solid #dddddd;\"\u003e\u003cstrong\u003eRoad Course\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px; border-bottom:1px solid #dddddd;\"\u003eProvides a more stable engine-to-chassis connection during aggressive driving.\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003ctr\u003e \u003ctd style=\"padding:11px;\"\u003e\u003cstrong\u003eHigh-Horsepower Builds\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:11px;\"\u003eAn excellent supporting upgrade when additional power puts greater load on the factory mounts.\u003c\/td\u003e \u003c\/tr\u003e\n\n\u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e\n\n\u003c!-- FINAL FITMENT NOTICE --\u003e\n\n\u003cdiv style=\"background:#fff8e6; border:1px solid #e3c66c; padding:17px 19px; margin-top:24px;\"\u003e \u003cp style=\"margin:0 0 10px 0; line-height:1.65;\"\u003e\u003cstrong\u003eImportant Fitment Notice:\u003c\/strong\u003e Granatelli currently markets GM-MM1517 for \u003cstrong\u003e2015–2025 Ford Mustang applications\u003c\/strong\u003e, including GT and GT350 applications. Vehicle year alone does not guarantee fitment. Verify your Mustang's engine, submodel and existing motor-mount configuration before ordering.\u003c\/p\u003e\n\n\u003cp style=\"margin:0; line-height:1.65;\"\u003e\u003cstrong\u003ePerformance Note:\u003c\/strong\u003e Heavy-duty motor mounts create a more rigid engine-to-chassis connection than soft factory hydraulic mounts. Depending on the vehicle and other modifications, increased engine vibration may be felt inside the cabin. This is normal for a performance-oriented motor mount.\u003c\/p\u003e \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46021535236156,"sku":"GM-MM1517","price":162.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/GM-MM1517_4_cf12cc48-ddbf-43f3-91e6-31385e536179.png?v=1787024355","url":"https:\/\/rpm-racing.com\/products\/granatelli-2015-2025-ford-mustang-heavy-duty-motor-mounts-gt-gt350-gm-mm1517","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}