{"product_id":"caoeal-manual-boost-controller-1-30-psi-universal-anodized-aluminum-closed-loop-precision","title":"Caoeal Manual Boost Controller 1–30 PSI — Universal Anodized Aluminium, Closed-Loop Precision","description":"\u003cp\u003e\u003cstrong\u003eThe Caoeal Manual Boost Controller Kit is a compact, universal adjustable device that gives you manual control of turbo boost from 1 to 30 PSI for fine-tuning engine response.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt from anodized aluminum alloy and supplied with installation accessories, this closed-loop manual boost controller is designed to fit most turbocharged engines using 4AN fittings to 1\/4\" hose. It replaces or augments stock wastegate control so you can dial in higher or lower boost pressure quickly and reliably. The kit is lightweight (about 236 g) and intended for straightforward installation without permanent modifications.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Caoeal boost controller change turbo performance?\u003c\/h3\u003e\n\n\u003cp\u003eThis controller alters the pressure signal sent to the wastegate, letting you raise or lower target boost. By restricting or metering the vacuum line, it delays wastegate opening and increases effective boost, or eases it for a milder setup. It does not change internal turbo hardware — it changes the control signal to tune behavior.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdjustable range: 1–30 PSI for broad tuning options.\u003c\/li\u003e\n  \u003cli\u003eFine adjustment via top-mounted screw for incremental changes.\u003c\/li\u003e\n  \u003cli\u003e4AN to 1\/4\" outlet works with common turbo vacuum hoses.\u003c\/li\u003e\n  \u003cli\u003eClosed-loop design maintains repeatable boost characteristics when tuned correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow simple is installation and what tools are needed?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is intended to be direct: cut the turbine vacuum line, insert the included tee, connect the boost controller between the tee and the wastegate actuator, and secure fittings. No permanent modifications to the turbocharger are required, but you should seal all connections and test for leaks. Basic hand tools and a hose cutter or sharp knife are sufficient.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncludes tee and fittings for a plug-and-play hookup.\u003c\/li\u003e\n  \u003cli\u003eRequires cutting the vacuum\/turbine tube and sealing connections.\u003c\/li\u003e\n  \u003cli\u003eUse simple tools: pliers, screwdriver, hose cutter, and thread sealant if desired.\u003c\/li\u003e\n  \u003cli\u003eAdjust idle speed and confirm stability after initial setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and durability features does this kit offer?\u003c\/h3\u003e\n\n\u003cp\u003eThe body is machined from aluminum alloy to resist corrosion and withstand engine-bay heat better than plastic alternatives. Its compact, anodized finish helps reduce wear and protects threads. The light weight keeps added strain low and the included hardware matches the 4AN\/1\/4\" vacuum hose format used in many aftermarket and OEM systems.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAluminum alloy construction for rust resistance and longevity.\u003c\/li\u003e\n  \u003cli\u003eAnodized exterior improves heat and wear resistance.\u003c\/li\u003e\n  \u003cli\u003ePrecision-machined fittings for secure sealing under boost conditions.\u003c\/li\u003e\n  \u003cli\u003ePackage weight ~236 g keeps installation unobtrusive.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I approach tuning and safety when using this controller?\u003c\/h3\u003e\n\n\u003cp\u003eManual boost controllers let you increase boost quickly, so proceed incrementally and verify engine, fuel, and ignition readiness before raising pressure. Start at low increments, monitor air\/fuel ratios and knock sensors if available, and ensure mechanical systems (intercooler, fuel pump) can handle higher load. This product does not replace a proper ECU tune and should be used with awareness of engine limits.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncrease boost in small steps and monitor engine behavior closely.\u003c\/li\u003e\n  \u003cli\u003eCheck for vacuum leaks and secure all fittings before road testing.\u003c\/li\u003e\n  \u003cli\u003eUse in combination with appropriate fueling\/ignition upgrades and\/or professional tuning.\u003c\/li\u003e\n  \u003cli\u003eNot a substitute for ECU-level safety maps or hardware upgrades when running high boost.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Caoeal Manual Boost Controller Kit is aimed at car owners and hobbyists with turbocharged engines who want hands-on control over boost pressure without major modifications. It suits drivers upgrading intake, exhaust, or fueling components, DIY mechanics who prefer mechanical boost adjustment, and anyone seeking an economical way to tune boost behavior. It is not a plug-and-play performance fix for unmodified, high-risk engine builds — use it as part of a measured tuning approach.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What boost range can I set with this controller?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Caoeal controller adjusts boost roughly between 1 and 30 PSI, depending on your wastegate and turbo setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will it fit my turbocharged car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s a universal design using 4AN to 1\/4\" vacuum hose fittings and fits most turbo engines, but verify hose sizes and actuator type.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Caoeal","offers":[{"title":"Default Title","offer_id":55163414053207,"sku":"B0D31NSTV5","price":34.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/caoeal-front-view-boost-controller.jpg?v=1790344202","url":"https:\/\/britishgarage.co.uk\/products\/caoeal-manual-boost-controller-1-30-psi-universal-anodized-aluminum-closed-loop-precision","provider":"British Garage","version":"1.0","type":"link"}