{"product_id":"ghmarine-upper-exhaust-bellow-4-tube-for-mercruiser-v6-v8-cr-rubber-with-stainless-clamps","title":"GHmarine Upper Exhaust Bellow 4\" Tube for MerCruiser V6\/V8 — CR Rubber with Stainless Clamps","description":"\u003cp\u003e\u003cstrong\u003eGHmarine 44348T is a 4\" upper exhaust tube bellow engineered to connect the riser to the elbow on compatible MerCruiser V6 and V8 engines, built from CR rubber with stainless-steel clamps for durable, OEM-style performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement exhaust bellow fits many MerCruiser marine engines—including 4.3L, 5.0L, 5.7L, 7.4L and 8.2L models—and is designed to match or exceed original equipment specifications. It replaces part numbers such as MerCruiser 32-44348T and Sierra 18-2748, providing a flexible, corrosion-resistant connection between the center riser and elbow on boats that use a 4\" exhaust system. Whether you’re restoring an older vessel or repairing routine wear, this bellow offers a direct-fit option intended for long-term marine use.\u003c\/p\u003e\n\n\u003ch3\u003eWill this exhaust bellow fit my MerCruiser engine?\u003c\/h3\u003e\n\u003cp\u003eCompatibility covers a broad range of MerCruiser V6 and V8 engines that use a center riser manifold with a 4\" exhaust tube, from early 1980s models to current applications. Check your engine’s part number or the exhaust tube diameter to confirm fit before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 4.3L, 5.0L, 5.7L, 7.4L and 8.2L MerCruiser engines\u003c\/li\u003e\n  \u003cli\u003eReplaces MerCruiser 32-44348T, 32-44348001\u003c\/li\u003e\n  \u003cli\u003eAlso cross-references GLM 89120, Mallory 9072805, Sierra 18-2748\u003c\/li\u003e\n  \u003cli\u003eDesigned for center riser to elbow connections with 4\" exhaust\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is this bellow constructed and why does that matter?\u003c\/h3\u003e\n\u003cp\u003eThe GHmarine 44348T uses chloroprene (CR) rubber that resists heat, oil and saltwater exposure better than plain rubber, and comes with stainless-steel clamps to reduce corrosion at attachment points. Robust materials extend service life and help maintain a reliable exhaust seal under vibration and temperature changes common in marine environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCR rubber for heat and chemical resistance\u003c\/li\u003e\n  \u003cli\u003eStainless-steel clamps to minimize corrosion\u003c\/li\u003e\n  \u003cli\u003eHigh hardness formulation to resist deformation under pressure\u003c\/li\u003e\n  \u003cli\u003eManufactured to meet or exceed OEM dimensional standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for technicians familiar with marine exhaust systems: remove the old bellow, inspect mating surfaces, slide the new bellow into place and tighten the clamps evenly. Routine visual checks for cracks, hardening or clamp corrosion will help catch issues before leaks develop.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement—no custom cutting in most OEM applications\u003c\/li\u003e\n  \u003cli\u003eEnsure mating surfaces are clean and free of corrosion\u003c\/li\u003e\n  \u003cli\u003eTighten clamps evenly to avoid pinching the rubber\u003c\/li\u003e\n  \u003cli\u003eInspect every season or after heavy use for wear signs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the benefits compared with older or generic alternatives?\u003c\/h3\u003e\n\u003cp\u003eThis bellow’s materials and OEM cross-reference list make it a dependable substitute for worn originals. Compared with basic aftermarket hoses, the GHmarine 44348T emphasizes corrosion resistance and dimensional accuracy to reduce installation fuss and improve long-term reliability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-matching dimensions for direct fitment\u003c\/li\u003e\n  \u003cli\u003eImproved corrosion resistance from stainless clamps\u003c\/li\u003e\n  \u003cli\u003eDurable CR rubber formulation for marine conditions\u003c\/li\u003e\n  \u003cli\u003eCross-referenced to common MerCruiser part numbers for confidence\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The GHmarine 44348T is intended for boat owners, marine mechanics and restoration specialists needing a reliable 4\" upper tube exhaust bellow for MerCruiser V6 and V8 engines. It suits anyone replacing an aging, cracked or corroded bellow on vessels that use center riser manifolds with a 4\" exhaust, and for professionals who prefer components built to OEM-like standards for easier installation and predictable fitment.\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: Does this replace MerCruiser 32-44348T?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — GHmarine 44348T is a direct replacement for MerCruiser 32-44348T and related cross-reference numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this on a 5.7L MerCruiser V8?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits many 5.7L V8 engines that use a center riser manifold with a 4\" exhaust tube.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GHmarine","offers":[{"title":"Default Title","offer_id":48084853719198,"sku":"B07L278423","price":36.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ghmarine-44348t-front-view.jpg?v=1785863891","url":"https:\/\/northtrailauto.ca\/products\/ghmarine-upper-exhaust-bellow-4-tube-for-mercruiser-v6-v8-cr-rubber-with-stainless-clamps","provider":"North Trail Auto","version":"1.0","type":"link"}