Best 1 3/8 Muffler Clamp: Top U-Bolt Clamps for Exhaust Systems
For automotive exhaust repairs and installations, a reliable 1-3/8 inch muffler clamp is essential. The right clamp provides a secure seal, resists corrosion, and allows quick installation without welding. Below, you’ll find five well-reviewed options from reputable brands, each designed to fit 35mm (1-3/8″) exhaust tails and pipes. This guide also highlights key features to compare when choosing clamps for heavy-duty use, marine environments, or rugged workshop needs.
| Product | Brand | Key Benefit | Image |
|---|---|---|---|
| Glarks 2Pcs 35MM (1-3/8in) Stainless Steel Exhaust U-Clamps with Saddle Flange | Glarks | Corrosion resistant, reinforced saddle flanges |  |
| uxcell Muffler U-Bolt Clamps for 35mm (1-3/8″) Diameter Exhaust Tail Pipe | uxcell | Non-welded design, easy installation |  |
| Swpeet 2Pcs Galvanized 1-3/8″ – 35mm Exhaust U Clamp Kit | Swpeet | Galvanized finish, durable and versatile |  |
| HARFINGTON 2pcs Exhaust Clamp 1.38″ Stainless Steel Lap Joint Band Clamp | HARFINGTON | Stainless steel, robust joint design |  |
| Rustark 2Pcs 1-3/8” 35mm Stainless Steel Exhaust U Clamp with Saddle Flange | Rustark | Premium stainless steel, strong sealing |  |
Glarks 2Pcs 35MM Stainless Steel U-Clamps
Glarks offers a two-pack of heavy-duty exhaust U-clamps designed for 35mm (1-3/8″) tail pipes. The clamps feature a stainless steel construction with a galvanized surface for corrosion resistance. Reinforcing ribs on the saddle flanges help withstand large tensile forces, making them suitable for daily repairs and more demanding installations. The weldless design ensures quick installation and easy removal while preserving material integrity for reuse.
uxcell U-Bolt Clamps for 35mm Exhaust Pipe
uxcell supplies a 2-pack of saddle-style U-bolt clamps designed for 35mm tubes. This kit includes a U-bolt, saddle flange, and nuts, with a zinc-plated carbon steel construction for corrosion resistance and heat durability. The clamp assembly is designed to resist the heat and pressure typical of exhaust systems, while offering straightforward installation and removal without welding.
Swpeet Galvanized 1-3/8″ U Clamp Kit
Swpeet’s kit includes two galvanized muffler clamps sized for 1-3/8″ (35mm) pipes. The galvanized finish enhances rust resistance and longevity, while the non-welded design with a U-bolt, saddle flange, and nuts supports quick installation and reliable sealing. The package is ideal for repair projects around exhaust tails, elbows, and muffler connections.
HARFINGTON 2pcs Stainless Steel Exhaust Clamp
This HARFINGTON clamp is a 1.38″ stainless steel lap joint band clamp with M10x64 screws. It’s designed for straightforward, strong connections that resist deformation and corrosion. The kit includes a steel gasket and an aluminum I-block for added stability, making it suitable for car mufflers, elbows, and other joining applications in diverse environments.
Rustark 2Pcs 1-3/8” 35mm Stainless U Clamp
Rustark’s two-pack stainless steel U-bolt clamps are designed for durability in harsh conditions. The clamps offer a saddle flange with high clamping force to seal exhaust joints and prevent leakage. They are suitable for machinery and automotive exhaust tail pipes and emphasize long-term corrosion resistance and reliable performance under pressure.
Ohio Diesel Parts Heavy Duty Saddle Clamp
Ohio Diesel Parts provides a 1-3/8″ saddle-style muffler clamp set designed for heavy-duty exhaust systems on diesel and gas-powered equipment. The zinc-finished clamp includes saddle hardware and is described as adaptable for flexible installation in various exhaust configurations, including tractors and large machinery. The design emphasizes robust construction and rust resistance.
Buying Guide: Key Purchase Considerations
- Size and fit: Confirm the outer diameter (OD) and inner pipe diameter of your exhaust system. Common sizes for 1-3/8″ clamps include 35mm equivalents; ensure the clamp’s U-bolt, saddle, and flanges align with your pipe.
- Material and finish: Stainless steel offers superior corrosion resistance and longevity, especially in humid or salty environments. Galvanized finishes provide cost-effective rust defense for less demanding settings.
- Design and installation: Weld-free, saddle-style clamps enable quick installation and removal without special tools. Look for clamps with clear threading and reinforced saddles to resist high tensile loads.
- Sealing performance: High clamping force and robust seals reduce exhaust gas leakage and vibration, extending the life of gaskets and mufflers.
- Environmental considerations: For marine or roadside conditions, choose corrosion-resistant materials and coatings. For indoor workshops, standard steel with protective coatings may suffice.
- Ease of maintenance: Reusable clamps are advantageous for frequent servicing. Ensure compatibility with replacement nuts, bolts, and gaskets in your kit.
- Brand and warranty: Reputable brands with positive reviews often offer better fitment accuracy and durable hardware—consider warranty terms when evaluating options.
Across the options, all selected clamps share a weldless design for ease of installation and removal, with several offering reinforced saddle flanges, stainless or galvanized finishes, and compatibility with standard 1-3/8″ exhaust tails. When choosing, balance corrosion resistance, mechanical strength, and installation simplicity to match your project needs, whether domestic repairs or heavy-duty industrial use.