{"title":"Pipes","description":"\u003ciframe width=\"967\" height=\"544\" src=\"https:\/\/www.youtube.com\/embed\/mMPNcitzTA4\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e","products":[{"product_id":"os-engines-powerboost-pipe-55-ii-special-order","title":"OSM72149000 OS Engines Powerboost Pipe 55 II","description":"\u003cheader class=\"pdp_section_header product-overview__header\"\u003e\n\u003ch2 class=\"header-title\"\u003eOverview\u003c\/h2\u003e\n\u003c\/header\u003e\n\u003csection class=\"pdp_section_main product-overview__main\"\u003e\n\u003cdiv class=\"product attribute overview\"\u003e\n\u003cdiv class=\"value\" itemprop=\"description\"\u003e\n\u003cp\u003eOS Engines Powerboost Pipe 55 II\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"OMP","offers":[{"title":"Default Title","offer_id":22400221577274,"sku":"OSM72149000","price":243.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0218\/4678\/files\/OSM72149000-OS-Engines-Powerboost-Pipe-55-II-OMP-35227454.jpg?v=1743656032"},{"product_id":"os-engines-powerboost-pipe-105","title":"OSM72146000 OS Engines Powerboost Pipe 105\/91","description":"\u003cdiv class=\"product__overview-features-container\"\u003e\n\u003csection data-mf-accordion-index=\"0\" class=\"pdp_section product__overview-container\"\u003e\u003cheader class=\"pdp_section_header product-overview__header\"\u003e\u003c\/header\u003e\n\u003csection class=\"pdp_section_main product-overview__main\"\u003e\n\u003cdiv class=\"product attribute overview\"\u003e\n\u003cdiv itemprop=\"description\" class=\"value\"\u003e\n\u003ch2\u003eOS Engines Powerboost Pipe 105 OSM72146000 \u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003csection data-mf-accordion-index=\"3\" class=\"pdp_section product-desc product info detailed\"\u003e\u003cheader class=\"pdp_section_header product-desc__header\"\u003e\n\u003ch2 class=\"header-title\"\u003eProduct Information\u003c\/h2\u003e\n\u003c\/header\u003e\n\u003cdiv class=\"pdp_section_main product-desc__main product data items\"\u003e\n\u003cdiv data-role=\"content\" id=\"product.info.description\" class=\"data item content\"\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003eO.S. PowerBoost Pipe 105\u003c\/strong\u003e (also known as the 105HZ PowerBoost Pipe) is the factory-engineered tuned exhaust system from O.S. Engines, purpose-built to unlock maximum performance from nitro helicopter engines. Crafted from high-quality aluminum with a polished natural finish, this lightweight yet durable pipe delivers exceptional power, torque, and throttle response across the entire RPM range—ideal for aggressive 3D maneuvers, precise collective pitch flying, and stable hovering.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePrimarily designed for the \u003cstrong\u003eO.S. Max 105HZ\u003c\/strong\u003e and \u003cstrong\u003e105HZ-R\u003c\/strong\u003e series engines, it provides optimized resonance tuning that enhances mid-to-high range punch without excessive heat buildup or restriction, ensuring cooler, more consistent runs even during demanding flights.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eKey compatibility note\u003c\/strong\u003e: This pipe also fits and performs exceptionally well on the \u003cstrong\u003eO.S. 91\u003c\/strong\u003e and \u003cstrong\u003eO.S. 91 Speed\u003c\/strong\u003e (including HZ-R variants) thanks to matching exhaust flange mounting. Many pilots upgrade their .91-powered helis (like Trex 700N or similar setups) with the 105 PowerBoost for noticeable gains in power delivery and overall efficiency—often described as a \"great matchup\" for both engines.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eHighlights of the OS105 PowerBoost Pipe:\u003c\/h3\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Helicopter Performance\u003c\/strong\u003e — Tuned specifically for heli applications, balancing explosive top-end speed with smooth low-end and idle stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt-On Simplicity\u003c\/strong\u003e — Direct fit with standard O.S. mounting (note: some setups use reverse bolting into the case on 105-series engines).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Reliable\u003c\/strong\u003e — Aluminum construction keeps weight down while resisting heat and wear for long-term durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven Results\u003c\/strong\u003e — Widely praised in the nitro heli community for transforming engine output—more power, better consistency, and reduced tuning hassles when paired correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eWhether you're running an O.S. 105HZ-series beast or boosting an O.S. 91\/91 Speed setup for extra edge in 3D or sport flying, the OS105 PowerBoost Pipe is the go-to choice for serious nitro helicopter enthusiasts seeking factory-tuned excellence. Pair it with a fresh head gasket, proper needle settings, and always follow nitro safety practices for peak performance and longevity!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"OMP","offers":[{"title":"Default Title","offer_id":22693923094586,"sku":"OSM72146000","price":382.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0218\/4678\/files\/91-OMP-35229923.jpg?v=1743656006"}],"url":"https:\/\/mad4heli.com\/ja-us\/collections\/pipes.oembed","provider":"Mad 4 Heli","version":"1.0","type":"link"}