V-Band Clamp from Digital Isle Limited http://www.digitalisle.co.uk/rss/1/productlistings/v-band-clamp/cat125 <h2><span style="font-size: 12px;">V-Band Clamp Kits for Exhaust and Turbo Systems</span></h2> <p><span style="font-size: 12px;">V-band clamp kits provide a compact way to connect two sections of compatible exhaust or turbo pipework. Each kit consists of two mating weld-on flanges and a shaped outer clamp that draws the flanges together as its fastening is tightened.</span></p> <p><span style="font-size: 12px;">Compared with a conventional multi-bolt flange, a V-band connection uses a single clamp fastener. This can make exhaust sections, turbo components and downpipes easier to remove when maintenance or modification is required.</span></p> <p><span style="font-size: 12px;">The current On1shelf range consists of complete Boltza® V-band kits rather than loose replacement clamps. Each product includes the clamp and two corresponding flanges required to create one connection.</span></p> <h2><span style="font-size: 12px;">Common V-Band Clamp Applications</span></h2> <p><span style="font-size: 12px;">V-band assemblies are widely used in custom automotive and industrial fabrication, including:</span></p> <ul> <li><span style="font-size: 12px;">Stainless steel exhaust systems</span></li> <li><span style="font-size: 12px;">Turbocharger inlet and outlet connections</span></li> <li><span style="font-size: 12px;">Turbo downpipes and removable exhaust sections</span></li> <li><span style="font-size: 12px;">Wastegate connections</span></li> <li><span style="font-size: 12px;">Compatible blow-off valve installations</span></li> <li><span style="font-size: 12px;">Motorsport and performance vehicle fabrication</span></li> <li><span style="font-size: 12px;">Industrial pipework and ducting</span></li> </ul> <p><span style="font-size: 12px;">Suitability depends on the operating temperature, pressure, pipe material, flange profile and quality of installation. A V-band connection should not automatically be considered suitable for every pressurised or safety-critical system.</span></p> <h2><span style="font-size: 12px;">Complete Clamp and Flange Sets</span></h2> <p><span style="font-size: 12px;">Each kit contains:</span></p> <ul> <li><span style="font-size: 12px;">One heavy-duty V-band clamp</span></li> <li><span style="font-size: 12px;">Two matching stainless steel weld-on flanges</span></li> </ul> <p><span style="font-size: 12px;">The flanges are welded to the two pipe sections being joined. The outer clamp then fits around the flange profiles and draws them together. Accurate alignment is essential for a secure connection and reliable sealing.</span></p> <p><span style="font-size: 12px;">The products are listed as W4 304 stainless steel, providing good corrosion and heat resistance for suitable exhaust and turbo applications. Confirm compatibility with the pipe material and intended welding process before fabrication.</span></p> <h2><span style="font-size: 12px;">Available V-Band Kit Sizes</span></h2> <p><span style="font-size: 12px;">The <a href="/boltza-m34/v-band-clamps-t58"><strong>Boltza® V-band clamp range</strong></a> includes the following nominal sizes:</span></p> <ul> <li><span style="font-size: 12px;">1.5in / 38mm</span></li> <li><span style="font-size: 12px;">1.75in / 44mm</span></li> <li><span style="font-size: 12px;">2in / 51mm</span></li> <li><span style="font-size: 12px;">2.25in / 57mm</span></li> <li><span style="font-size: 12px;">2.36in / 60mm</span></li> <li><span style="font-size: 12px;">2.5in / 63.5mm</span></li> <li><span style="font-size: 12px;">2.75in / 70mm</span></li> <li><span style="font-size: 12px;">3in / 76mm</span></li> <li><span style="font-size: 12px;">3.25in / 82mm</span></li> <li><span style="font-size: 12px;">3.5in / 89mm</span></li> <li><span style="font-size: 12px;">4in / 102mm</span></li> </ul> <h2><span style="font-size: 12px;">How to Select the Correct V-Band Size</span></h2> <p><span style="font-size: 12px;">V-band kits are not sized in the same way as adjustable hose clips. The stated size relates to the intended pipe and flange connection, while the external dimensions of the completed flange assembly will be larger.</span></p> <ol> <li><span style="font-size: 12px;">Identify the outside diameter of the pipe being joined.</span></li> <li><span style="font-size: 12px;">Select the corresponding nominal V-band kit size.</span></li> <li><span style="font-size: 12px;">Check the flange bore and full product dimensions before welding.</span></li> <li><span style="font-size: 12px;">Confirm that both pipe sections use compatible materials and wall thicknesses.</span></li> <li><span style="font-size: 12px;">Test-fit and align both flanges before completing the welds.</span></li> </ol> <p><span style="font-size: 12px;">Do not select a replacement clamp using only the pipe diameter. V-band flange angles, profiles and external dimensions can differ between manufacturers, even when the nominal pipe size appears identical. For an existing connection, verify the complete flange and clamp dimensions.</span></p> <h2><span style="font-size: 12px;">Installation and Alignment</span></h2> <p><span style="font-size: 12px;">Both flanges should be aligned concentrically before the clamp is installed. Poor alignment, welding distortion or damaged flange faces can prevent the joint from seating correctly.</span></p> <p><span style="font-size: 12px;">Tighten the clamp gradually while checking that it sits evenly around the entire flange circumference. Do not use the clamp to force badly misaligned pipe sections together, as this can place excessive stress on the clamp, flanges and welded joints.</span></p> <p><span style="font-size: 12px;">Final sealing performance depends on the flange profile, surface condition, alignment, welding quality and whether the particular installation requires a gasket. The presence of a V-band clamp alone does not guarantee a gas-tight joint.</span></p> <h2><span style="font-size: 12px;">V-Band Clamps Versus Conventional Exhaust Flanges</span></h2> <p><span style="font-size: 12px;">A conventional exhaust flange normally uses several bolts positioned around a flat joint. A V-band assembly surrounds the complete joint and uses one clamp fastener to draw the shaped flanges together.</span></p> <p><span style="font-size: 12px;">This produces a compact connection and can simplify access where space around the exhaust or turbo system is restricted. It is especially useful on removable downpipes, turbo components and custom exhaust sections that may require periodic access.</span></p> <h2><span style="font-size: 12px;">Frequently Asked Questions</span></h2> <h3><span style="font-size: 12px;">Does each kit include the flanges?</span></h3> <p><span style="font-size: 12px;">Yes. The current Boltza® kits include one V-band clamp and two matching weld-on flanges for creating one complete connection.</span></p> <h3><span style="font-size: 12px;">Are these replacement clamps for existing V-band flanges?</span></h3> <p><span style="font-size: 12px;">They are sold as complete matched kits. Do not assume the clamp will fit an existing flange from another manufacturer. Confirm the flange profile, outside diameter and clamp dimensions first.</span></p> <h3><span style="font-size: 12px;">Are the flanges weld-on?</span></h3> <p><span style="font-size: 12px;">Yes. The mating flanges are intended to be welded to compatible pipe sections. Appropriate fabrication and welding experience is required.</span></p> <h3><span style="font-size: 12px;">Will a V-band joint seal without a gasket?</span></h3> <p><span style="font-size: 12px;">That depends on the flange design and application. Some correctly matched V-band profiles are designed to seal through their mating faces, while other installations may require a gasket. Inspect the product and system requirements before assembly.</span></p> <h3><span style="font-size: 12px;">Can a V-band clamp correct misaligned pipework?</span></h3> <p><span style="font-size: 12px;">No. The pipework and flanges should already be correctly aligned. Using the clamp to pull badly misaligned sections together can damage the assembly or create an unreliable joint.</span></p> Copyright 2026 Digital Isle Limited en Fri, 09 Oct 2026 03:49:09 +0100 Fri, 09 Oct 2026 03:49:09 +0100 Wed, 07 Oct 2026 06:21:32 +0100 1.5" Inch (38mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4 1.5&quot; Inch (38mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

1.5&quot; Inch (38mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

Clamp in W4 - All Stainless Flanges Stainless Steel V-Band clamp with Flange 1.5" inch&nbsp;&nbsp; (Inner Diameter: 1.5"or 38mm ) This Universal V Band Clamp Set can use for Turbos, wastegates, Blow-off Valves, Exhausts etc. Using a V-band assembly Kit is the most flexible and reliable way to bond your exhaust components. With a V-band kit, you manage to install and change your exhaust parts with no trouble and maintain the durability and strength of the exhaust.

/diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/1-5-inch-38mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3721 /diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/1-5-inch-38mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3721 Tue, 06 Oct 2026 10:27:17 +0100 2.25" Inch (57mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4 2.25&quot; Inch (57mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

2.25&quot; Inch (57mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

Clamp in W4 - All Stainless Flanges Stainless Steel V-Band clamp with Flange 2.25" inch&nbsp;&nbsp; (Inner Diameter: 2.25" or 57mm ) This Universal V Band Clamp Set can use for Turbos, wastegates, Blow-off Valves, Exhausts etc. Using a V-band assembly Kit is the most flexible and reliable way to bond your exhaust components. With a V-band kit, you manage to install and change your exhaust parts with no trouble and maintain the durability and strength of the exhaust.

/diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/2-25-inch-57mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3718 /diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/2-25-inch-57mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3718 Fri, 09 Oct 2026 03:49:09 +0100 2.5" Inch (63.5mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4 2.5&quot; Inch (63.5mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

2.5&quot; Inch (63.5mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

Clamp in W4 - All Stainless Flanges Stainless Steel V-Band clamp with Flange 2.5" inch&nbsp;&nbsp; (Inner Diameter: 2.5"or 63.5mm ) This Universal V Band Clamp Set can use for Turbos, wastegates, Blow-off Valves, Exhausts etc. Using a V-band assembly Kit is the most flexible and reliable way to bond your exhaust components. With a V-band kit, you manage to install and change your exhaust parts with no trouble and maintain the durability and strength of the exhaust.

/diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/2-5-inch-63-5mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3716 /diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/2-5-inch-63-5mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3716 Thu, 08 Oct 2026 17:20:20 +0100 2" Inch (51mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4 2&quot; Inch (51mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

2&quot; Inch (51mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

Clamp in W4 - All Stainless Flanges Stainless Steel V-Band clamp with Flange 2-inch&nbsp;&nbsp; (Inner Diameter: 2" or 51mm ) This Universal V Band Clamp Set can use for Turbos, wastegates, Blow-off Valves, Exhausts etc. Using a V-band assembly Kit is the most flexible and reliable way to bond your exhaust components. With a V-band kit, you manage to install and change your exhaust parts with no trouble and maintain the durability and strength of the exhaust.

/diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/2-inch-51mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3719 /diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/2-inch-51mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p3719 Mon, 21 Sep 2026 23:39:13 +0100 3.25" Inch (82mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4 3.25&quot; Inch (82mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

3.25&quot; Inch (82mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

Clamp in W4 - All Stainless Flanges Stainless Steel V-Band clamp with Flange 3.25" inch&nbsp;&nbsp; (Inner Diameter: 3.25" or 82.55mm ) This Universal V Band Clamp Set can be used for turbos, wastegates, Blow-off Valves, Exhausts, etc. Using a V-band assembly Kit is the most flexible and reliable way to bond your exhaust components. With a V-band kit, you manage to install and change your exhaust parts with no trouble and maintain the durability and strength of the exhaust.

/diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/3-25-inch-82mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p4558 /diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/3-25-inch-82mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p4558 Fri, 09 Oct 2026 02:05:35 +0100 4.0" Inch (102mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4 4.0&quot; Inch (102mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

4.0&quot; Inch (102mm) V Band Set Heavy Duty Clamp Kit Flange Set 2 join Stainless Exhaust W4

Clamp in W4 - All Stainless Flanges Stainless Steel V-Band clamp with Flange 4.0" inch&nbsp;&nbsp; (Inner Diameter: 4.0" or 102mm ) This Universal V Band Clamp Set can be used for turbos, wastegates, Blow-off Valves, Exhausts, etc. Using a V-band assembly Kit is the most flexible and reliable way to bond your exhaust components. With a V-band kit, you manage to install and change your exhaust parts with no trouble and maintain the durability and strength of the exhaust.

/diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/4-0-inch-102mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p4560 /diy-fixings-c32/hose-clamps-c34/v-band-clamp-c125/4-0-inch-102mm-v-band-set-heavy-duty-clamp-kit-flange-set-2-join-stainless-exhaust-w4-p4560