{"product_id":"tgk-motorsport-pcv-breather-line-kit-audi-ea839","title":"TGK Motorsport PCV Breather Line Kit - Audi EA839","description":"\u003ch2 data-section-id=\"rzkdgm\" data-start=\"274\" data-end=\"285\" class=\"PDq2pG_selectionAnchorContainer\"\u003eOverview\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-start=\"287\" data-end=\"401\"\u003eThe factory EA839 PCV breather system is one of those components you never think about until it becomes a problem.\u003c\/p\u003e\n\u003cp data-start=\"403\" data-end=\"712\"\u003eThe OEM assembly relies on plastic quick-connect fittings, thin breather hose, and diaphragm-style check valves that spend their entire life exposed to heat, oil vapor, and boost pressure. On a stock vehicle they generally get the job done. On tuned applications, they become one more potential failure point.\u003c\/p\u003e\n\u003cp data-start=\"714\" data-end=\"971\"\u003eThe TGK Motorsport EA839 PCV Breather Line Kit replaces the factory assembly with upgraded materials, piston-style check valves, and FKM-lined silicone hose designed to withstand significantly higher pressures while maintaining proper crankcase ventilation.\u003c\/p\u003e\n\u003cp data-start=\"973\" data-end=\"1191\"\u003eAvailable with either CNC billet aluminum or OE-style engineering plastic fittings, both versions offer a substantial improvement in durability over the factory breather line while installing exactly like the original.\u003c\/p\u003e\n\u003chr data-start=\"1193\" data-end=\"1196\"\u003e\n\u003ch2 data-section-id=\"fr9iuf\" data-start=\"1198\" data-end=\"1215\"\u003eWhy We Like It\u003c\/h2\u003e\n\u003cp data-start=\"1217\" data-end=\"1323\"\u003eThere are plenty of flashy engine bay upgrades that don't actually solve anything. This isn't one of them.\u003c\/p\u003e\n\u003cp data-start=\"1325\" data-end=\"1541\"\u003eAt ORT Motorsport, we're big believers in addressing known weak points before they become failures. A failed PCV component can create oil leaks, crankcase pressure issues, and headaches that are completely avoidable.\u003c\/p\u003e\n\u003cp data-start=\"1543\" data-end=\"1746\"\u003eWhat we like about the TGK kit is that it doesn't reinvent the system. It simply improves every component that commonly wears out. Better hose. Better fittings. Better check valves. Same factory routing.\u003c\/p\u003e\n\u003cp data-start=\"1748\" data-end=\"1849\"\u003eIf you're already tuning an EA839 platform, this is the kind of reliability upgrade that makes sense.\u003c\/p\u003e\n\u003chr data-start=\"1851\" data-end=\"1854\"\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1856\" data-end=\"1873\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1875\" data-end=\"2181\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1875\" data-end=\"1902\"\u003e\n\u003ctr data-start=\"1875\" data-end=\"1902\"\u003e\n\u003cth data-start=\"1875\" data-end=\"1891\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1891\" data-end=\"1902\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1913\" data-end=\"2181\"\u003e\n\u003ctr data-start=\"1913\" data-end=\"1957\"\u003e\n\u003ctd data-start=\"1913\" data-end=\"1936\" data-col-size=\"sm\"\u003eEngine Compatibility\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1936\" data-end=\"1957\"\u003eEA839 2.9T \/ 3.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1958\" data-end=\"1999\"\u003e\n\u003ctd data-start=\"1958\" data-end=\"1973\" data-col-size=\"sm\"\u003eInstallation\u003c\/td\u003e\n\u003ctd data-start=\"1973\" data-end=\"1999\" data-col-size=\"sm\"\u003eDirect OEM Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2000\" data-end=\"2048\"\u003e\n\u003ctd data-start=\"2000\" data-end=\"2016\" data-col-size=\"sm\"\u003eHose Material\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2016\" data-end=\"2048\"\u003eFKM-Lined Multi-Ply Silicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2049\" data-end=\"2089\"\u003e\n\u003ctd data-start=\"2049\" data-end=\"2063\" data-col-size=\"sm\"\u003eCheck Valve\u003c\/td\u003e\n\u003ctd data-start=\"2063\" data-end=\"2089\" data-col-size=\"sm\"\u003ePrecision Piston Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2090\" data-end=\"2119\"\u003e\n\u003ctd data-start=\"2090\" data-end=\"2108\" data-col-size=\"sm\"\u003ePressure Tested\u003c\/td\u003e\n\u003ctd data-start=\"2108\" data-end=\"2119\" data-col-size=\"sm\"\u003e40+ PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2120\" data-end=\"2181\"\u003e\n\u003ctd data-start=\"2120\" data-end=\"2138\" data-col-size=\"sm\"\u003eFitting Options\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2138\" data-end=\"2181\"\u003eCNC Billet Aluminum or OE-Style Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2183\" data-end=\"2186\"\u003e\n\u003ch2 data-section-id=\"1kvbjao\" data-start=\"2188\" data-end=\"2226\"\u003eBillet Aluminum vs OE-Style Plastic\u003c\/h2\u003e\n\u003cp data-start=\"2228\" data-end=\"2313\"\u003eBoth kits use the same piston-style check valves and premium FKM-lined silicone hose.\u003c\/p\u003e\n\u003cp data-start=\"2315\" data-end=\"2424\"\u003eChoose billet aluminum if maximum durability is your priority, especially on high-boost or track-driven cars.\u003c\/p\u003e\n\u003cp data-start=\"2426\" data-end=\"2570\"\u003eChoose the OE-style plastic version if you're looking for a reliable replacement that improves upon the factory design while keeping costs down.\u003c\/p\u003e\n\u003chr data-start=\"2572\" data-end=\"2575\"\u003e\n\u003ch2 data-section-id=\"1d7mrtu\" data-start=\"2577\" data-end=\"2588\"\u003eFeatures\u003c\/h2\u003e\n\u003ch3 data-section-id=\"sbb33c\" data-start=\"2590\" data-end=\"2629\"\u003ePrecision Piston-Style Check Valves\u003c\/h3\u003e\n\u003cp data-start=\"2631\" data-end=\"2788\"\u003eUnlike traditional diaphragm valves, the piston-style design delivers consistent sealing under boost while remaining resistant to heat and oil contamination.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1znbwo\" data-start=\"2790\" data-end=\"2817\"\u003eFKM-Lined Silicone Hose\u003c\/h3\u003e\n\u003cp data-start=\"2819\" data-end=\"2964\"\u003eThe multi-ply silicone hose features an FKM inner liner that resists oil vapor saturation while maintaining flexibility and long-term durability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"63sfiv\" data-start=\"2966\" data-end=\"2984\"\u003eDirect OEM Fit\u003c\/h3\u003e\n\u003cp data-start=\"2986\" data-end=\"3119\"\u003eNo adapters, no modifications, and no rerouting. The kit installs using the factory mounting locations and retains OEM functionality.\u003c\/p\u003e\n\u003ch3 data-section-id=\"bfxxoe\" data-start=\"3121\" data-end=\"3140\"\u003eBuilt for Boost\u003c\/h3\u003e\n\u003cp data-start=\"3142\" data-end=\"3268\"\u003ePressure tested beyond 40 PSI, making it suitable for stock vehicles through aggressive Stage 2 and hybrid turbo combinations.\u003c\/p\u003e\n\u003chr data-start=\"3270\" data-end=\"3273\"\u003e\n\u003ch2 data-section-id=\"1r8frcv\" data-start=\"3275\" data-end=\"3304\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3 data-section-id=\"ogbcin\" data-start=\"3306\" data-end=\"3358\"\u003eWhy upgrade the factory EA839 PCV breather hose?\u003c\/h3\u003e\n\u003cp data-start=\"3360\" data-end=\"3575\"\u003eThe factory system works well when new, but the plastic fittings and diaphragm-style valves become wear items over time. Upgrading before they fail helps maintain proper crankcase pressure and long-term reliability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1bnlsjz\" data-start=\"3577\" data-end=\"3613\"\u003eIs this only for tuned vehicles?\u003c\/h3\u003e\n\u003cp data-start=\"3615\" data-end=\"3778\"\u003eNo. While tuned cars place greater demand on the PCV system, stock vehicles can also benefit from replacing aging factory components with higher quality materials.\u003c\/p\u003e\n\u003ch3 data-section-id=\"i3ol4i\" data-start=\"3780\" data-end=\"3846\"\u003eWhat's the difference between the billet and plastic versions?\u003c\/h3\u003e\n\u003cp data-start=\"3848\" data-end=\"3933\"\u003eFunctionally they're the same. Both use identical check valves and hose construction.\u003c\/p\u003e\n\u003cp data-start=\"3935\" data-end=\"3966\"\u003eThe difference is the fittings.\u003c\/p\u003e\n\u003cp data-start=\"3968\" data-end=\"4107\"\u003eBillet aluminum is intended for maximum durability, while the OE-style plastic version offers an excellent balance of cost and reliability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ybj7cy\" data-start=\"4109\" data-end=\"4145\"\u003eDoes this require modifications?\u003c\/h3\u003e\n\u003cp data-start=\"4147\" data-end=\"4212\"\u003eNo. It is a direct replacement for the factory breather assembly.\u003c\/p\u003e","brand":"TGK Motorsport","offers":[{"title":"Audi 2.9TT (RS5) \/ OE Style","offer_id":43097743556706,"sku":null,"price":249.0,"currency_code":"USD","in_stock":true},{"title":"Audi 2.9TT (RS5) \/ Billet Aluminum","offer_id":43097743589474,"sku":null,"price":349.0,"currency_code":"USD","in_stock":true},{"title":"Audi 3.0T (S4\/S5\/SQ5) \/ OE Style","offer_id":43097743622242,"sku":null,"price":249.0,"currency_code":"USD","in_stock":true},{"title":"Audi 3.0T (S4\/S5\/SQ5) \/ Billet Aluminum","offer_id":43097743655010,"sku":null,"price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/4395\/7090\/files\/Hero.webp?v=1783373213","url":"https:\/\/ortmotorsport.com\/products\/tgk-motorsport-pcv-breather-line-kit-audi-ea839","provider":"ORT Motorsport","version":"1.0","type":"link"}