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Replacing worn exhaust components is crucial for maintaining vehicle performance and preventing leaks. A high-quality bolt and spring kit ensures a secure and leak-free seal, contributing to optimal engine function and reduced emissions. Choosing the right kit guarantees longevity and proper fitment for your specific vehicle.
Ideal replacement - the manifold bolt and spring match the fit and function of the original equipment hardware, including bolt diameter, thread pitch and head type
Complete installation - this kit includes hardware required for securely attaching the manifold to the exhaust system
Trustworthy construction - the kit's bolt and spring are made of hardened steel for durable, long-lasting service life
Quality tested - kit components have undergone extensive testing to ensure proper function and long service life
GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the...
KEEPS EXHAUST PARTS IN PLACE -- Designed to support undercar exhaust components
CONSISTENT PERFORMANCE -- Spring designed with the right compression strength for a secure connection
【Shock Absorbing Spring】 This car bolt is different from similar products in the market, we also specially equipped with springs, the springs can absorb some of the vibration, reduce the impact of vibration on the fixed parts, prolong the life of the...
【Fixed Exhaust Gasket】 Car bolts are one of the key components to keep the exhaust system working properly, when being tightened, it will exert enough pressure on the gasket to enable the gasket to form an effective seal to keep a tight contact...
【High Temperature Resistant Steel】 Since the working environment of the system is very rough, including high temperature and vibration, our car bolts are produced by manganese steel and 45 gauge steel which are high temperature resistant materials...
【Bolt Size】 The overall length of the car bolt is 2.9 inch, the diameter of the studs is 9.7 mm, the pitch of the threads is 1.5 mm, the length of the threads is 1.35 inch, and the length of the studs is 2.55 inch, you can refer to these data before...
Premium Quality: This exhaust bolt is made of high-quality carbon steel, which is strong and wear-resistant, and is less prone to breakage in long term use. Moreover, they have good resistance to high temperature and corrosion, and are not easy to rust...
Great Performance: Bolt threads are precise and provide reliable tightening force. The spring is fatigue resistant and maintains performance over time. They work together to withstand the high pressures and mechanical stresses of the exhaust system...
Useful Function: This exhaust manifold bolt hardware kit forms an elastic joint that resists vibration and prevents parts from loosening, providing long term stability of the joints. They act as damping elements to minimize noise generation and enhance...
Widely Applicable: These exhaust bolts have an overall length of 3.15 inches and a thread diameter of 10mm, and they are suitable for the exhaust systems of a wide range of vehicles, including cars, SUVs, trucks and motorcycles. etc., they are the ideal...
【Shock Absorbing Spring】 This car bolt is different from similar products in the market, we also specially equipped with springs, the springs can absorb some of the vibration, reduce the impact of vibration on the fixed parts, prolong the life of the...
【Fixed Exhaust Gasket】 Car bolts are one of the key components to keep the exhaust system working properly, when being tightened, it will exert enough pressure on the gasket to enable the gasket to form an effective seal to keep a tight contact...
【High Temperature Resistant Steel】 Since the working environment of the system is very rough, including high temperature and vibration, our car bolts are produced by manganese steel and 45 gauge steel which are high temperature resistant materials...
【Bolt Size】 The overall length of the car bolt is 2.9 inch, the diameter of the studs is 9.7 mm, the pitch of the threads is 1.5 mm, the length of the threads is 1.35 inch, and the length of the studs is 2.55 inch, you can refer to these data before...
COMPATIBILITY – Fits 2013-2013 Subaru XV Crosstrek; 2014-2014 Subaru XV Crosstrek; 2015-2015 Subaru XV Crosstrek; 2016-2016 Subaru Crosstrek; 1999-1999 Subaru Forester; 2000-2000 Subaru Forester; 2001-2001 Subaru Forester; 2002-2002 Subaru Forester...
GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the...
KEEPS EXHAUST PARTS IN PLACE -- Designed to support undercar exhaust components
CONSISTENT PERFORMANCE -- Spring designed with the right compression strength for a secure connection
⚒️ M10 * 1.25 Exhaust Spring Bolt & Nut Kit: The thread size of the bolt is M10 * 1.25, the total length is 75mm / 2.95 inch, and the diameter is 20.6mm / 0.81 inch. The spring length is 45mm / 1.77 inch and the diameter is 20mm / 0.79 inch. Please...
⚒️ Premium Quality Carbon Steel Material: This kit is made of premium quality carbon steel material, high strength, strong and durable, not easy to aging and damage, providing you with durable and reliable performance support, so it has a long...
⚒️ Support Exhaust Manifold Components: We are always committed to providing you with quality auto parts! This bolt and spring hardware kit provides reliable support for your vehicle's manifold components and can be used to tightly connect ball and...
⚒️ Wide Application: Our bolt kit is suitable for most of the car models in the market, as long as the thread size is compatible, it can be applied to a wide range of applications. And the bolts are easy and quick to install, only a few minutes to...
[High-Quality Materials]: The exhaust spring bolt and nut kit is made of high-quality carbon steel and galvanized materials. It is durable, wear-resistant and corrosion-resistant, not easy to deform or break, and can be used for a long time.
[Product Function]: The exhaust spring bolt and nut kit can be used to replace old or damaged spring bolts. It has stable performance, high hardness, and the bolts and springs are more solid.
[Easy to Use]: The exhaust spring bolt and nut kit is easy to use. The spring can keep the bolts in tension and reduce the vibration generated by the exhaust. It is safe and reliable.
[Easy to Install]: The exhaust spring bolt and nut kit is easy to install and can directly replace the original bolts. It is a perfect replacement. It only takes a few minutes to install. It is firmly fixed and will not loosen.
Product Specification: During exhaust flange repair kit the length of the exhaust bolt is 2.9 inch, the diameter of the studs is 0.39inch, the pitch of the threads is 0.06 inch, the length of the threads is 1.35 inch, exhaust springs is 1.78 inch
Premium Quality Carbon Steel Material: This kit is made of premium quality carbon steel material, high strength, strong and durable, not easy to aging and damage, providing you with durable and reliable performance support, so it has a long lifespan
Support Exhaust Manifold Components: This bolt and spring hardware kit provides reliable support for your vehicle's manifold components and can be used to tightly connect ball and socket joints with a strong seal
Wide Application: Our bolt kit is suitable for most of the car models in the market, as long as the thread size is compatible, it can be applied to a wide range of applications. And the bolts are easy and quick to install, only a few minutes to complete...
Last update on 2026-10-16 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Exhaust Bolt & Spring Kits
Understanding Exhaust Bolt & Spring Kits
Exhaust bolt and spring kits are essential for securely fastening exhaust system components like the manifold, downpipe, and muffler. These kits typically include specialized bolts, nuts, and springs designed to withstand high temperatures and vibrations inherent in exhaust systems. The springs provide tension, allowing for thermal expansion and contraction of the exhaust pipes without stressing the connections, thus preventing leaks and component damage.
Key Components to Consider
When selecting a kit, pay attention to the materials used. Stainless steel is highly recommended for its corrosion resistance and durability in harsh exhaust environments. Ensure the kit includes the correct type and size of bolts, nuts, and springs for your vehicle's make, model, and year. Some kits offer specialized coatings for enhanced heat resistance.
Compatibility and Fitment
Proper fitment is paramount. Always verify that the kit is designed for your specific vehicle's exhaust system. Manufacturers often provide detailed compatibility charts or part numbers. Checking reviews or consulting with a mechanic can also help confirm that the kit will integrate seamlessly with your existing exhaust components. Incorrect fitment can lead to exhaust leaks or premature failure of the components.
Installation and Maintenance Tips
While installation can be a DIY task for some, it's often best left to professionals, especially if you lack experience with exhaust systems. Ensure all connections are tightened to the manufacturer's specifications to prevent leaks. Regular inspection of the exhaust system for signs of rust, corrosion, or loose connections is recommended to ensure the longevity of the bolts and springs.
Frequently Asked Questions
What is the main purpose of exhaust springs?
Exhaust springs are designed to absorb the thermal expansion and contraction of exhaust pipes. This prevents undue stress on the exhaust system connections, reducing the risk of leaks and damage to components.
Are all exhaust bolt kits universal?
No, exhaust bolt kits are not universal. They are designed for specific vehicle makes, models, and years, and sometimes even specific exhaust components like manifolds or downpipes.
What material is best for exhaust bolts and springs?
Stainless steel is generally the best material due to its excellent resistance to corrosion and high temperatures. This ensures durability and longevity in the demanding exhaust environment.
How often should exhaust bolts and springs be replaced?
Replacement frequency depends on driving conditions and component wear. It's advisable to inspect them during regular vehicle maintenance and replace them if signs of corrosion, rust, or damage are evident.
Can I reuse my old exhaust bolts and springs?
It is generally not recommended to reuse old exhaust bolts and springs. They are often weakened by heat and corrosion, and reusing them can lead to leaks or premature failure.
What are the signs of a failing exhaust bolt or spring kit?
Symptoms of a failing kit include exhaust leaks (audible hissing or loud noises), rattling sounds from the exhaust system, or visible signs of rust and corrosion on the fasteners.
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