HEYA METAL | Custom Automotive Exhaust Parts Manufacturer Since 1994

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2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 1

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 2

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 3

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 4

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 5

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL

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Product materials

Product Introduction

Three material options are available: galvanized steel, SS201 stainless steel and SS304 stainless steel. The cast saddle block distributes pressure evenly to avoid pipe deformation under tightening torque. Custom laser marking of customer part numbers and brand logos is supported. Simple installation design fits various standard exhaust pipe diameters.

Product Description

Product Features & Advantages

Product Features & Advantages:

• U‑bolt with reinforced saddle block, uniform pressure distribution to prevent pipe crushing.
• Multiple material grades: galvanized steel, SS201, SS304 for different cost & corrosion‑resistance demands.
• High clamping force, firm connection for exhaust pipe and muffler joints.
• Supports custom laser marking for brand logo and OEM part numbers.
• Simple installation, ideal for aftermarket repair applications.

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 8

Technical Guarantee:

Manufactured in our ISO 9001 & IATF 16949 certified facility, each clamp undergoes:
• 3D laser scanning for dimensional accuracy
• Strict surface treatment / plating inspection
• 100% inspection before delivery

2.5 Inch 64mm U-Bolt Clamp Galvanized Steel M8 for Automotive Exhaust Muffler System | HEYA METAL 9

Commercial Value:

MOQ: 20‑30 units (custom inner diameters & laser marking available)
Packaging: could be done as per customer’s special requirement

Material Display

Product details

2 (74)

3 (63)

4 (45)

Product size

Product parameters

Diameter (mm)	Diameter (inch)
38mm	1.5"
45mm	1.75"
51mm	2"
57mm	2.25"
60mm	2-3/8"
63mm	2.5"
70mm	2.75"
76mm	3''
89mm	3.5''
102mm	4''
114mm	4.5"
127mm	5''
152mm	6"

Package Information

Product Packaging

Q: Why does the joint still leak after installation?

A clamp alone does not seal a joint — fit, pipe-end condition and joint type also matter. Make sure the clamp is seated evenly around the joint and avoid over-tightening, which can deform the clamp or pipe and affect sealing. If the joint still leaks, check the pipe fit and condition before tightening further.

Q: How should an exhaust clamp be installed?

A: Make sure the clamp is correctly positioned and fully seated around the joint before tightening. Tighten the fastener evenly and avoid over-tightening. After installation, check that the joint is secure and properly aligned.

Q: Should I choose a quick-release V-band clamp or a standard one?

A: A standard V-band clamp is the usual choice for most applications, offering reliable sealing at a lower cost. A quick-release V-band is better when the joint needs to be opened frequently, such as in motorsport or workshops with frequent exhaust changes. Both types require properly matched flanges.

Q: Do V-band clamps need a gasket?

A: Not always. Many V-band connections are designed to seal metal-to-metal without a gasket. However, some applications may require a gasket depending on the flange design and operating conditions. Always use the clamp and flanges as a matched set and follow the recommended installation requirements.

Q: Will a U-bolt clamp crush or dent my pipe?

A: It can if over-tightened. U-bolt clamps concentrate clamping force in a smaller area, so avoid excessive tightening during installation. If minimizing pipe deformation is important, a band clamp may be a better choice.

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