{"product_id":"billet-aluminum-oil-diverter-barbell-front-gallery-plug-compatible-part-number-12573460-for-gm-ls-gen-iii-gen-iv-engines","title":"Oil Diverter Barbell and Front Gallery Plug Billet Aluminum for GM LS Gen III IV","description":"\u003cdiv\u003e\n\u003ch2\u003eOil Diverter Barbell \u0026amp; Front Gallery Plug — Billet Aluminum for GM LS Gen III\/IV\u003c\/h2\u003e\n\u003cp\u003eUpgrade the oil routing on GM LS engines with this billet aluminum oil diverter barbell and front gallery plug. Crafted from 6061-T6 aluminum and precision CNC machined, this robust centerpiece replaces worn OEM plastic plugs with a durable, reusable solution. It’s designed for GM Gen III\/IV engines and is compatible with Vortec trucks, covering the LS\/LSX family—including LS1, LS3, LS2, LQ4, L33, LQ9, LS6, L92, L76, L99, LSA, and LM4—and suits 4.8L, 5.3L, 5.7L, 6.0L and 6.2L engines.\u003c\/p\u003e \u003cp\u003eThe assembly features three high-temperature FKM O-rings to deliver a reliable seal, reducing oil bypass and promoting steady oil flow for consistent engine performance under a variety of driving conditions. The main aluminum body is reusable, with O-rings replaced during service, offering a cost-effective upgrade over OEM plastic plugs that can wear out over time. It directly fits the worn OEM plastic plug (GM Part Number 12573460) on GM LS Gen III \u0026amp; Gen IV engines.\u003c\/p\u003e \u003cp\u003eDurability meets precision: 6061-T6 aluminum alloy, CNC machined for tight tolerances and enduring wear resistance. Broad engine compatibility ensures this part supports your LS build or maintenance project with confidence.\u003c\/p\u003e \u003cp\u003eAll electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.\u003c\/p\u003e \u003cp\u003eProviding quality and trusted service since 2002 at intercyprus.com.\u003c\/p\u003e \u003ch2\u003eBenefits \u0026amp; Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEnhances oil flow and sealing on GM LS Gen III\/IV engines, reducing bypass and helping maintain stable operation under load.\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for worn OEM plastic plugs, with reusable aluminum body and replaceable O-rings to extend service life.\u003c\/li\u003e\n\u003cli\u003eKeep a spare set of high-temperature FKM O-rings on hand for easy servicing without downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: None\u003c\/li\u003e\n\u003cli\u003eOrigin: Mainland China\u003c\/li\u003e\n\u003cli\u003eMaterial: 6061-T6 aluminum alloy (CNC machined)\u003c\/li\u003e\n\u003cli\u003eCompatibility: GM Gen III\/IV engines, Vortec trucks; LS\/LSX family including LS1, LS3, LS2, LQ4, L33, LQ9, LS6, L92, L76, L99, LSA, LM4\u003c\/li\u003e\n\u003cli\u003eEngine sizes: 4.8L, 5.3L, 5.7L, 6.0L, 6.2L\u003c\/li\u003e\n\u003cli\u003eSealing: 3 high-temperature FKM O-rings\u003c\/li\u003e\n\u003cli\u003eReplacement part reference: Direct fit for OEM plastic plug (Part Number 12573460)\u003c\/li\u003e\n\u003cli\u003eSealing performance: Stops oil bypass, enhances oil flow, maintains stable engine operation\u003c\/li\u003e\n\u003cli\u003eDurability \u0026amp; maintenance: Aluminum main body is reusable; O-rings replaced during servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"InterCyprus Trading Ltd","offers":[{"title":"Silver","offer_id":54231570710870,"sku":"1005012420344011-Silver","price":17.51,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0530\/0604\/1274\/files\/S2a00f35f9e004704bd1814ad6d793288Q.webp?v=1781723439","url":"https:\/\/www.intercyprus.com\/products\/billet-aluminum-oil-diverter-barbell-front-gallery-plug-compatible-part-number-12573460-for-gm-ls-gen-iii-gen-iv-engines","provider":"InterCyprus Trading Ltd","version":"1.0","type":"link"}