{"product_id":"4-inch-aluminum-quick-release-v-band-clamp-with-flange-leak-free-fit","title":"4 Inch Aluminum Quick Release V Band Clamp with Flange - Leak-Free Fit","description":"\u003cp\u003eIn this review the 4 in Aluminum Quick Release V Band Clamp with Flange is evaluated for builders who need a compact, reusable clamp for 4 in intake, intercooler and turbo piping. The bottom line: it is best for DIY turbo or intercooler projects where a lightweight, easy-to-weld solution and a tight seal matter most. The reviewer found the assembly useful for custom piping runs because the kit includes aluminum weld ferrules, a rubber union sleeve and a seal o-ring, and it is designed to withstand pressurized air up to its stated limits.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal 4 in fit:\u003c\/strong\u003e Works with standard 4 in intake and intercooler piping, making it easy to match to common turbo plumbing sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete clamp assembly:\u003c\/strong\u003e Comes with an aluminum band clamp, locking pin, aluminum weld ferrules, rubber union sleeve and seal o-ring so installers have the parts needed for a finished joint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh pressure rating:\u003c\/strong\u003e Rated to 800 psi which provides a margin for demanding pressurized air applications and many racing situations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat tolerance:\u003c\/strong\u003e Temperature rating up to 400F helps the clamp survive typical underhood heat exposure during normal operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick release action:\u003c\/strong\u003e The locking pin and release design let fabricators service or remove piping faster than welded-only joints.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis clamp is aimed at automotive hobbyists and professional fabricators working on turbocharged engines, intercooler plumbing or custom intake piping who need a reusable flange solution that can be welded in place and reassembled with an o-ring seal. It is particularly helpful where weight and corrosion resistance are considerations, since the clamp and ferrules are aluminum.\u003c\/p\u003e\u003cp\u003eThose who need absolute, guaranteed performance at extreme boost pressures or who cannot tolerate any risk of leakage might prefer higher-cost OEM or specialty clamps and should verify fit and boost history before committing. Also confirm you need the 4 in size rather than a different diameter to avoid fit issues.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComes as a full assembly so installation requires fewer extra parts.\u003c\/li\u003e\n\u003cli\u003eLightweight aluminum construction offers good corrosion resistance and ease of welding ferrules.\u003c\/li\u003e\n\u003cli\u003eHigh nominal pressure and temperature ratings suit many racing and pressurized air uses.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eSome users report mixed clamping strength and occasional leakage at higher boost; verify fit and torque and follow welding installation tips.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePQY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal size\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure rating\u003c\/td\u003e\n\u003ctd\u003e800 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature rating\u003c\/td\u003e\n\u003ctd\u003e400F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eAluminum clamp and weld ferrules, rubber union sleeve and o-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eClamp band, locking pin, weld ferrules, rubber sleeve, seal o-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 4 in Aluminum Quick Release V Band Clamp with Flange is a practical, cost-effective choice for custom intake and intercooler plumbing where a reusable, weld-in flange is needed. It delivers good value for most hobbyists and fabricators thanks to its complete assembly and solid pressure and temperature specs, though installers should follow the welding and reassembly guidance to minimize leakage risk.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this clamp handle racing boost levels?\u003c\/strong\u003e\u003cbr\u003eIt is rated to 800 psi and 400F, suitable for many racing air applications, but actual boost durability depends on correct installation and system setup.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShould I weld the ferrules before installing the o-ring?\u003c\/strong\u003e\u003cbr\u003eYes, disassemble and weld the ferrules first, allow cooling, then reinstall the o-ring and clamp to prevent heat damage to the seal.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat if the locking pin is missing?\u003c\/strong\u003e\u003cbr\u003eContact the seller for replacement parts; the product notes advise contacting support if the pin is missing and some store variants are pinless.\u003c\/p\u003e","brand":"PQY","offers":[{"title":"Default Title","offer_id":48163969106139,"sku":"B094JBF21R","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/518ndGHIjXS._AC_SL1000.jpg?v=1769144764","url":"https:\/\/gearmusthave.com\/products\/4-inch-aluminum-quick-release-v-band-clamp-with-flange-leak-free-fit","provider":"GearMustHave","version":"1.0","type":"link"}