{"product_id":"granatelli-motor-sports-50mm-wastegate-piston-actuated-design-540203","title":"Motor Sports 50MM Wastegate - Piston Actuated Design 540203 - Granatelli Motor Sports","description":"\u003cdiv class=\"gms-boost-product\"\u003e\n\n\u003cdiv style=\"border:2px solid #777; border-radius:12px; padding:26px; margin-bottom:22px; background:#eeeeee;\"\u003e\n\u003cp style=\"font-size:13px; font-weight:900; letter-spacing:1.5px; color:#555; margin:0 0 7px;\"\u003eGRANATELLI PISTON SERIES\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:27px; line-height:1.3; font-weight:900; margin:0 0 10px;\"\u003eNO DIAPHRAGM. JUST A PISTON BUILT TO TAKE THE HEAT.\u003c\/h2\u003e\n\n\u003cp style=\"font-size:16px; line-height:1.7; margin:0 0 10px;\"\u003eThe \u003cstrong\u003eGranatelli 540203 50mm external turbo wastegate\u003c\/strong\u003e uses a \u003cstrong\u003episton-actuated boost-control design\u003c\/strong\u003e instead of a traditional diaphragm.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0;\"\u003eBuilt for demanding street, drag racing and performance diesel turbo systems, this 50mm piston wastegate combines strong exhaust bypass capacity, V-band installation and adjustable spring tuning in a durable mechanical package.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ctable style=\"width:100%; border-collapse:separate; border-spacing:10px; margin-bottom:22px;\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd style=\"width:33.3%; padding:18px; border:2px solid #858585; border-radius:10px; text-align:center; background:#e8e8e8;\"\u003e\n\u003cstrong style=\"font-size:21px;\"\u003e50MM\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size:13px;\"\u003eExternal Wastegate\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width:33.3%; padding:18px; border:2px solid #858585; border-radius:10px; text-align:center; background:#e5e5e5;\"\u003e\n\u003cstrong style=\"font-size:21px;\"\u003ePISTON\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size:13px;\"\u003eActuation Style\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width:33.3%; padding:18px; border:2px solid #858585; border-radius:10px; text-align:center; background:#e8e8e8;\"\u003e\n\u003cstrong style=\"font-size:21px;\"\u003eV-BAND\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size:13px;\"\u003eInlet \u0026amp; Outlet\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003cdiv style=\"border:2px solid #8d8d8d; border-radius:12px; padding:22px; margin-bottom:22px; background:#eeeeee;\"\u003e\n\u003ch3 style=\"font-size:21px; font-weight:900; margin:0 0 9px;\"\u003eWhy Piston Actuation?\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0;\"\u003eInstead of using a flexible diaphragm, this \u003cstrong\u003episton wastegate\u003c\/strong\u003e uses mechanical piston actuation to regulate exhaust bypass flow. It gives turbo builders a different approach to external boost control for high-temperature and high-demand applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border:2px solid #8d8d8d; border-radius:12px; padding:22px; margin-bottom:22px; background:#eaeaea;\"\u003e\n\u003ch3 style=\"font-size:21px; font-weight:900; margin:0 0 10px;\"\u003eGood For\u003c\/h3\u003e\n\u003cp style=\"font-size:15px; line-height:1.8; margin:0;\"\u003e✓ High-heat turbo systems   •   ✓ Street\/strip builds   •   ✓ Drag racing   •   ✓ Performance diesel applications   •   ✓ Builders specifically wanting piston-style boost control\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border:2px solid #888; border-radius:12px; padding:22px; background:#efefef; margin-bottom:22px;\"\u003e\n\u003ch3 style=\"font-size:21px; font-weight:900; margin:0 0 12px;\"\u003eProduct Specifications\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; background:#fafafa;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#dedede;\"\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e540203\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003eExternal Turbo Wastegate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#dedede;\"\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eValve Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eActuation Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003ePISTON-ACTUATED\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#dedede;\"\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eBase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003eCast Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eTop Cap\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003eBlack Anodized Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#dedede;\"\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003eV-Band\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #aaa;\"\u003eV-Band Flanges, Clamps \u0026amp; Five-Spring Tuning Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border:2px solid #ad9642; border-radius:12px; background:#f5edcf; padding:18px 20px;\"\u003e\n\u003cstrong\u003eIMPORTANT:\u003c\/strong\u003e This is the \u003cstrong\u003ePISTON-ACTUATED\u003c\/strong\u003e 50mm external wastegate. It is different from Granatelli’s water-cooled diaphragm-style 50mm wastegate.\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":54001946558604,"sku":"540203","price":267.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0384\/8208\/3980\/files\/540203.png?v=1787756957","url":"https:\/\/fiperformance.com\/products\/granatelli-motor-sports-50mm-wastegate-piston-actuated-design-540203","provider":"FI Performance","version":"1.0","type":"link"}