{"product_id":"roadformer-3-5-exhaust-clamp-narrow-band-stainless-steel-2-pack-10-9-grade-bolt-no-weld-seal","title":"ROADFORMER 3.5\" Exhaust Clamp Narrow-Band Stainless Steel — 2 Pack, 10.9 Grade Bolt, No-Weld Seal","description":"\u003cp\u003e\u003cstrong\u003eROADFORMER 3.5 inch Narrow Band Stainless Steel Exhaust Clamp (2 pack) is a no-weld, high-strength clamp engineered to join 3.5\" OD into 3.5\" ID slip-fit exhaust connections with a corrosion-resistant band and 10.9 grade bolt for a secure, serviceable seal.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis pair of ROADFORMER clamps is built for exhaust repairs and custom fabrication where a slim-profile clamp, even pressure distribution, and long-term corrosion resistance matter. Each clamp fits a 3.5\" OD pipe into a 3.5\" ID sleeve—commonly used on muffler inlets\/outlets, catalytic converter mates, elbows, and general exhaust pipe repair. The stainless-steel narrow band keeps the clamp compact while the heavy-duty bolt delivers the torque needed for a reliable joint without permanent welding.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this clamp create a secure seal without welding?\u003c\/h3\u003e\n\u003cp\u003eThe clamp uses a full-wrap narrow stainless-steel band paired with ROADFORMER Reaction Block Technology to spread clamping force evenly around the pipe circumference. That reduces local crushing and helps the clamp seat tightly against irregularities for a leak-resistant joint. The included 10.9 grade bolt supplies the recommended clamping torque for a durable connection that can be serviced later.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e360° band coverage prevents point loading and pipe distortion\u003c\/li\u003e\n  \u003cli\u003e10.9 grade bolt enables recommended 40–50 ft-lbs torque\u003c\/li\u003e\n  \u003cli\u003ePre-attached hardware for quick install and removal\u003c\/li\u003e\n  \u003cli\u003eOptional exhaust sealant can improve sealing on older pipe ends\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this clamp fit my 3.5\" exhaust components and common repair situations?\u003c\/h3\u003e\n\u003cp\u003eYes — the clamp is specifically sized to connect a 3.5\" outer-diameter pipe into a 3.5\" inner-diameter sleeve or component. It's suitable for joining muffler inlets\/outlets, splicing exhaust pipe sections, attaching elbows, or securing a catalytic converter inlet where slip-fit joints are used. For best results, verify the actual pipe OD\/ID before installation due to manufacturing tolerances.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for 3.5\" OD into 3.5\" ID slip-fit connections\u003c\/li\u003e\n  \u003cli\u003eWorks for mufflers, elbows, converters, and pipe splices\u003c\/li\u003e\n  \u003cli\u003eTwo clamps per pack for twin repairs or paired joints\u003c\/li\u003e\n  \u003cli\u003ePre-attached hardware reduces alignment guesswork\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and hardware make this clamp durable?\u003c\/h3\u003e\n\u003cp\u003eThe band is stainless steel for corrosion resistance and longevity in the high-heat, corrosive exhaust environment. The narrow band profile keeps the clamp compact while still offering strong radial strength. A hardened 10.9 grade bolt ensures reliable clamping force and repeatable serviceability when tightening or reusing the clamp.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless-steel band resists rust and heat-related degradation\u003c\/li\u003e\n  \u003cli\u003eReaction Block Technology distributes load evenly around the pipe\u003c\/li\u003e\n  \u003cli\u003e10.9 grade bolt provides high tensile strength and torque capacity\u003c\/li\u003e\n  \u003cli\u003eCompact narrow-band design for tight clearance installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is the clamp to install and maintain?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: slip the clamp over the joint, align the pipes, and tighten the bolt to the recommended torque. Pre-attached hardware reduces assembly steps and eliminates the need to weld in place. The clamp can be loosened, repositioned, or reused for future service, which makes it practical for repair shops and DIYers alike.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNo welding required — simple bolt tightening for a serviceable joint\u003c\/li\u003e\n  \u003cli\u003eRecommended torque range: 40–50 ft-lbs for optimal compression\u003c\/li\u003e\n  \u003cli\u003eCan be removed and reused during maintenance or upgrades\u003c\/li\u003e\n  \u003cli\u003eCompatible with exhaust sealants for improved leak resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The ROADFORMER 3.5\" narrow band clamp 2-pack is aimed at professional mechanics, exhaust fabricators, and DIY automotive enthusiasts who need a compact, durable, no-weld solution for 3.5\" slip-fit exhaust connections. It’s ideal when you want a clean-looking, serviceable joint that minimizes pipe damage and performs reliably in corrosive, high-temperature exhaust environments.\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: Can I use this clamp on welded exhaust seams?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it can be used to reinforce or join slip-fit sections; it’s not designed to replace a structural weld but works for serviceable repairs and assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What torque should I use when tightening the bolt?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use the recommended 40–50 ft-lbs of torque for a reliable seal; apply exhaust sealant if needed before tightening.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ROADFORMER","offers":[{"title":"Default Title","offer_id":48087299686558,"sku":"B09TP8S4FT","price":37.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/roadformer-front-packaging-3.5-inch-clamp.jpg?v=1785920569","url":"https:\/\/northtrailauto.ca\/products\/roadformer-3-5-exhaust-clamp-narrow-band-stainless-steel-2-pack-10-9-grade-bolt-no-weld-seal","provider":"North Trail Auto","version":"1.0","type":"link"}