{"title":"Mustang GT Exhaust Systems","description":"","products":[{"product_id":"ramjet-mustang-gt-full-exhaust-system","title":"Ramjet Mustang GT Full Exhaust System","description":"\u003cp\u003e\u003cstrong\u003eThe Ramjet Mustang GT Full Exhaust System\u003c\/strong\u003e is a complete, bolt-on header-back exhaust for the \u003cstrong\u003eFord Mustang GT 5.0L Coyote V8 (2015–2017 and 2018–2023)\u003c\/strong\u003e. It combines equal-length long-tube headers, 100-cell high-flow catalytic converters, connector pipes, centre pipes and rear mufflers to deliver maximum horsepower and a deep, refined V8 note with no rasp or drone. Ramjet holds the Australian record for the fastest full-weight, bolt-on-only Ford Mustang over the ¼ mile.\u003c\/p\u003e\n\u003ch4\u003eSpecifications at a glance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Ford Mustang GT 5.0L Coyote V8 — 2015–2017 \u0026amp; 2018–2023\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem type:\u003c\/strong\u003e Full (header-back) exhaust system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeaders:\u003c\/strong\u003e Equal-length long-tube, 1¾\" — optional double-stepped 1¾\"→1⅞\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalytic converters:\u003c\/strong\u003e 100-cell high-flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound:\u003c\/strong\u003e Deep, aggressive V8 tone — no rasp, no drone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Headers, high-flow cats, connector pipes, hot-dog centre pipes, rear mufflers, gaskets and bolts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct bolt-on, no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eEngineered Headers \u0026amp; High-Flow Cats\u003c\/h4\u003e\n\u003cp\u003eThe system begins with precision-engineered Ramjet headers featuring equal-length primaries to ensure correct exhaust pulse timing and optimal cylinder scavenging. This improves exhaust velocity, torque delivery, and overall engine efficiency. Each system includes race merge collectors for superior scavenging and 100-cell high-flow catalytic converters for maximum flow while maintaining street usability.\u003c\/p\u003e\n\u003cp\u003eFor serious performance builds, an optional upgrade to Ramjet Double-Stepped Headers is available. The double-step design increases exhaust gas velocity across the RPM range, delivering increased horsepower and torque, stronger mid-range acceleration, and a smoother, more refined exhaust note.\u003c\/p\u003e\n\u003ch4\u003eRefined Mustang V8 Sound – No Rasp, No Drone\u003c\/h4\u003e\n\u003cp\u003eThe Ramjet cat-back section is designed to produce a deep, aggressive yet refined V8 tone that sets it apart from other Mustang exhaust systems on the market. Unlike overly loud or raspy systems, it delivers a clean, deep V8 note with no harsh rasp and no obnoxious drone — a sound that gets compliments everywhere you drive, powerful without being tiring on the street.\u003c\/p\u003e\n\u003ch4\u003eProven Power \u0026amp; Record-Setting Performance\u003c\/h4\u003e\n\u003cp\u003eThe Ramjet Full Exhaust System is dyno-tested and track-tested, delivering proven power gains over competing systems — especially when paired with the double-stepped headers. Ramjet currently holds the Australian record for the fastest full-weight, bolt-on-only Ford Mustang down the ¼ mile. This isn’t marketing hype — it’s measured, proven performance.\u003c\/p\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRamjet Headers\u003c\/li\u003e\n\u003cli\u003eRamjet High-Flow Cats\u003c\/li\u003e\n\u003cli\u003eRamjet Connector Pipes\u003c\/li\u003e\n\u003cli\u003eRamjet Hot Dog Centre Pipes\u003c\/li\u003e\n\u003cli\u003eRamjet Rear Mufflers\u003c\/li\u003e\n\u003cli\u003eAll required gaskets and bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Header gaskets are not supplied. We recommend re-using the factory gasket with RTV silicone for best sealing results.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit my Mustang GT?\u003c\/strong\u003e Yes — it fits the Ford Mustang GT 5.0L Coyote V8 in both 2015–2017 and 2018–2023 model years. Select your year at checkout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a complete exhaust system?\u003c\/strong\u003e Yes. It is a full header-back package — headers, high-flow cats, connector pipes, centre pipes and rear mufflers — everything needed to bolt on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it drone on the highway?\u003c\/strong\u003e No. The cat-back is tuned for a deep, refined V8 note without harsh rasp or cabin drone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a tune?\u003c\/strong\u003e The system bolts straight on. To extract maximum power from the headers and high-flow cats, a tune is recommended but not required for fitment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power gains can I expect?\u003c\/strong\u003e Gains depend on your engine build and tune. This is a dyno- and track-proven system that holds an Australian ¼-mile record for bolt-on-only Mustangs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it road legal?\u003c\/strong\u003e It uses high-flow catalytic converters to retain street usability. Emissions rules vary by state, so check your local requirements.\u003c\/p\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:8px;padding:14px 16px;margin:18px 0 0;font-size:14px;line-height:1.7\"\u003e🚚 \u003cstrong\u003eShipping\u003c\/strong\u003e calculated at checkout — ships Australia-wide \u0026amp; worldwide\u003cbr\u003e↩️ \u003cstrong\u003e7-day returns\u003c\/strong\u003e on unopened items\u003cbr\u003e📞 \u003cstrong\u003eNot sure if it fits?\u003c\/strong\u003e Call \u003ca href=\"tel:+61452071148\"\u003e+61 452 071 148\u003c\/a\u003e or \u003ca href=\"tel:+61397466656\"\u003e(03) 9746 6656\u003c\/a\u003e — talk to the team who builds these.\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Will this fit my Mustang GT?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes - it fits the Ford Mustang GT 5.0L Coyote V8 in both 2015-2017 and 2018-2023 model years. Select your year at checkout.\"}},{\"@type\":\"Question\",\"name\":\"Is this a complete exhaust system?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. It is a full header-back package - headers, high-flow cats, connector pipes, centre pipes and rear mufflers - everything needed to bolt on.\"}},{\"@type\":\"Question\",\"name\":\"Will it drone on the highway?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. The cat-back is tuned for a deep, refined V8 note without harsh rasp or cabin drone.\"}},{\"@type\":\"Question\",\"name\":\"Do I need a tune?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The system bolts straight on. To extract maximum power from the headers and high-flow cats, a tune is recommended but not required for fitment.\"}},{\"@type\":\"Question\",\"name\":\"What power gains can I expect?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Gains depend on your engine build and tune. This is a dyno- and track-proven system that holds an Australian quarter-mile record for bolt-on-only Mustangs.\"}},{\"@type\":\"Question\",\"name\":\"Is it road legal?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It uses high-flow catalytic converters to retain street usability. Emissions rules vary by state, so check your local requirements.\"}}]}\u003c\/script\u003e","brand":"Ramjet Performance Parts","offers":[{"title":"2015-2017 \/ No I Will Get My Own \/ 1-3\/4 Headers =($0)","offer_id":51608867045697,"sku":null,"price":3499.0,"currency_code":"AUD","in_stock":true},{"title":"2015-2017 \/ No I Will Get My Own \/ Double Step 1 7-8 Headers (+$150)","offer_id":51608867078465,"sku":null,"price":3649.0,"currency_code":"AUD","in_stock":true},{"title":"2015-2017 \/ Yes: ($176) \/ 1-3\/4 Headers =($0)","offer_id":51608867111233,"sku":null,"price":3575.0,"currency_code":"AUD","in_stock":true},{"title":"2015-2017 \/ Yes: ($176) \/ Double Step 1 7-8 Headers (+$150)","offer_id":51608867144001,"sku":null,"price":3825.0,"currency_code":"AUD","in_stock":true},{"title":"2018-2023 \/ No I Will Get My Own \/ 1-3\/4 Headers =($0)","offer_id":51608867176769,"sku":null,"price":3499.0,"currency_code":"AUD","in_stock":true},{"title":"2018-2023 \/ No I Will Get My Own \/ Double Step 1 7-8 Headers (+$150)","offer_id":51608867209537,"sku":null,"price":3649.0,"currency_code":"AUD","in_stock":true},{"title":"2018-2023 \/ Yes: ($176) \/ 1-3\/4 Headers =($0)","offer_id":51608867242305,"sku":null,"price":3675.0,"currency_code":"AUD","in_stock":true},{"title":"2018-2023 \/ Yes: ($176) \/ Double Step 1 7-8 Headers (+$150)","offer_id":51608867275073,"sku":null,"price":3825.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0963\/2805\/7153\/files\/MustangfullEXH.jpg?v=1769639579"}],"url":"https:\/\/ramjetperformanceparts.com\/collections\/mustang-gt-exhaust-systems.oembed","provider":"Ramjet Performance Parts","version":"1.0","type":"link"}