Description
Product Overview
The RJSPHH Exhaust Bolt Repair Kit is engineered to eliminate exhaust manifold leaks on a wide range of GM trucks and SUVs produced from 1999 onward. Constructed from high‑strength steel, the brackets and clamps resist corrosion and maintain tension under high‑temperature conditions. Each kit contains precision‑machined bolts, retaining brackets, and self‑locking clamps that replace broken retaining bolts inside the cylinder head, restoring a leak‑free seal without the need for head removal or drilling. Dimensions of the packaged kit are 6.42 x 3.98 x 3.31 inches and it weighs 1.94 pounds, making it easy to store and handle.
Usage
Designed for Silverado, Sierra, Yukon, Denali, Escalade, and Hummer models equipped with 4.8L, 5.3L, 6.0L, or 6.2L engines, the kit is ideal for both professional workshops and home garages. Install the brackets and clamps directly onto the exhaust manifold, tighten the bolts to the specified torque, and the manifold is securely anchored to the cylinder head. This straightforward process reduces downtime, eliminates costly head removal, and restores optimal exhaust flow for daily driving, off‑road adventures, or heavy‑duty towing.

Why Choose Us
RJSPHH is a trusted name in automotive fasteners, known for rigorous quality testing and compliance with OEM specifications. The repair kit meets or exceeds original equipment standards, ensuring a perfect fit and long‑lasting durability. Our one‑year warranty and responsive 24‑hour customer support provide peace of mind, while the included installation guide simplifies the process for users of any skill level.
Key Features
- High‑strength steel brackets and clamps resist heat and corrosion
- Fits 1999‑plus GM trucks and SUVs with 4.8‑6.2L engines
- Eliminates exhaust leaks without removing the cylinder head
- Easy bolt‑on installation with detailed guide
- One‑year warranty and 24‑hour customer support
FAQ
Will this kit fit a 2005 Chevrolet Silverado with a 5.3L engine?
Yes, the kit is compatible with all 1999 and newer GM trucks and SUVs that use a 5.3L engine, including the 2005 Silverado.
Do I need special tools to install the brackets?
No special tools are required; a standard torque wrench and socket set are sufficient to secure the bolts to the recommended torque.
Can I install the kit myself if I have basic mechanical experience?
Absolutely. The kit includes a step‑by‑step instruction sheet designed for DIY enthusiasts and professional mechanics alike.
What does the one‑year warranty cover?
The warranty covers any defects in material or workmanship. If you encounter an issue, contact RJSPHH support for a replacement or refund.
Is there any risk of damaging the cylinder head during installation?
When installed according to the guide, the brackets clamp the manifold securely without applying excessive force to the cylinder head, minimizing any risk of damage.




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