{"product_id":"arb-differential-breather-kit","title":"ARB Differential Breather Kit","description":"\u003ch2\u003eARB Differential Breather Kit\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFor 4WD Drivetrain Breather Systems, Including 1979–1995 Toyota Pickup \u0026amp; 1984–1995 Toyota 4Runner Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eARB Differential Breather Kit\u003c\/strong\u003e is a centralized drivetrain breather system designed to relocate factory differential, transmission, and transfer-case breathers to a higher, cleaner location. This helps reduce the risk of water, dust, mud, and other contaminants entering drivetrain housings during off-road driving, water crossings, and dusty conditions.\u003c\/p\u003e\n\u003cp\u003eThe system uses a \u003cstrong\u003efour-port manifold and filtered breather\u003c\/strong\u003e to provide a high-flow, zero-back-pressure and zero-vacuum breather arrangement. The supplied tubing and fittings are sufficient to connect at least two drivetrain assemblies, while additional tubing and fittings can expand the system to as many as four breather lines.\u003c\/p\u003e\n\u003cp\u003eIts universal design makes it particularly useful for \u003cstrong\u003e1979–1995 Toyota Pickup and 1984–1995 Toyota 4Runner\u003c\/strong\u003e builds where differential and drivetrain breather relocation is desired for off-road use, restoration, or drivetrain protection.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGenuine ARB differential breather system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFour-port centralized breather manifold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports \u003cstrong\u003e1–4 drivetrain breather lines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes tubing and fittings for at least two drivetrain assemblies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-flow, zero-back-pressure and zero-vacuum design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSplash-resistant filtered breather\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact anodized billet-aluminum manifold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for differentials, transmissions, and transfer cases when properly configured\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExpandable with additional ARB tubing and push-in fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eARB 3-year warranty\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eDrivetrain Protection\u003c\/h2\u003e\n\u003cp\u003eDifferentials, transmissions, and transfer cases experience pressure changes as drivetrain temperatures rise and fall. Factory breather valves allow this pressure to equalize, but their original mounting locations can leave drivetrain assemblies more exposed to water, dirt, and dust during off-road use.\u003c\/p\u003e\n\u003cp\u003eThe ARB Differential Breather Kit relocates compatible breathers to a \u003cstrong\u003ehigher, cleaner mounting point\u003c\/strong\u003e and routes them through a centralized filtered manifold. This allows the connected drivetrain assemblies to breathe while helping reduce the possibility of contaminants entering through the original breather locations.\u003c\/p\u003e\n\u003cp\u003eThe manifold and filter should be mounted at a protected high point on the vehicle, such as an appropriate under-hood or interior location.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eToyota Pickup \u0026amp; 4Runner Application\u003c\/h2\u003e\n\u003cp\u003eAlthough the ARB Differential Breather Kit is a \u003cstrong\u003euniversal system rather than a vehicle-specific bolt-on kit\u003c\/strong\u003e, it is well suited for 4WD Toyota Pickup and 4Runner builds where the factory differential and drivetrain breathers are being extended.\u003c\/p\u003e\n\u003cp\u003eFor \u003cstrong\u003e1979–1995 Toyota Pickup and 1984–1995 Toyota 4Runner applications\u003c\/strong\u003e, the kit can be configured to route compatible factory breathers upward to the ARB manifold. A common setup uses the supplied components for the front and rear differentials, while additional tubing and fittings can be added when incorporating the transmission or transfer case.\u003c\/p\u003e\n\u003cp\u003eExact hose routing, fitting compatibility, and manifold placement depend on the vehicle's axle and drivetrain configuration. Modified axles, transmission swaps, transfer-case conversions, and other drivetrain changes may require different fittings or installation methods.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eUniversal 4WD Drivetrain Application\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSuitable for vehicles equipped with vented drivetrain housings that can be adapted to the ARB breather system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eToyota Pickup\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1979–1983 Toyota Pickup – 1st Generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1984–1988 Toyota Pickup – 2nd Generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1989–1995 Toyota Pickup – 3rd Generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1984–1989 Toyota 4Runner – 1st Generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1990–1995 Toyota 4Runner – 2nd Generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese Toyota applications should be treated as \u003cstrong\u003euniversal\/custom installations\u003c\/strong\u003e, not as vehicle-specific direct bolt-on fitment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for drivetrain breather relocation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for compatible differentials, transmissions, and transfer cases\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes enough tubing and fittings for at least \u003cstrong\u003etwo drivetrain assemblies\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFour manifold ports allow expansion to as many as \u003cstrong\u003efour breather lines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdditional ARB tubing and push-in fittings are available separately\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManifold should be mounted in a high, protected location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExact fitting requirements vary by drivetrain and axle configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModified or swapped axles and drivetrains may require different fittings\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify factory breather thread and connection type before installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUniversal\/custom installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e ARB\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Differential \/ Drivetrain Breather Kit\u003cbr\u003e\u003cstrong\u003eManifold Material:\u003c\/strong\u003e Anodized Billet Aluminum\u003cbr\u003e\u003cstrong\u003eBreather Ports:\u003c\/strong\u003e 4\u003cbr\u003e\u003cstrong\u003eSupported Breather Lines:\u003c\/strong\u003e 1–4\u003cbr\u003e\u003cstrong\u003eFilter:\u003c\/strong\u003e Splash Resistant\u003cbr\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Universal \/ Custom\u003cbr\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 3 Years\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCentralized ARB breather manifold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFiltered breather\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeat-resistant hose\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation fittings sufficient to connect at least two drivetrain assemblies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional hose and fittings can be purchased separately when expanding the system to additional drivetrain components.\u003c\/p\u003e","brand":"ARB | Old Man EMU","offers":[{"title":"Default Title","offer_id":53271121396021,"sku":"658","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/ChatGPTImageAug11_2026_06_25_25PM.png?v=1786488181","url":"https:\/\/preserverad.com\/products\/arb-differential-breather-kit","provider":"Preserve Rad","version":"1.0","type":"link"}