

Johnson Matthey V-Clamp | 8863
PRODUCT INFORMATION
The ENV-CL-JM03AM Johnson Matthey V-Clamp (OEM: 8863) is a heavy-duty, precision-engineered clamp designed for securing connections within diesel exhaust and aftertreatment systems, specifically for Johnson Matthey applications. It is commonly used to join DPF and exhaust components, ensuring a strong and reliable seal for optimal emissions system performance.
With an approximate 12-inch diameter, this V-band clamp provides an exact OEM fit for compatible Johnson Matthey systems, making it ideal for replacement and maintenance applications.
Manufactured from high-quality, heat-resistant materials, the clamp is built to withstand extreme temperatures, pressure, and vibration commonly found in heavy-duty diesel environments. Its V-clamp design delivers uniform clamping force around the connection, creating a secure, leak-free seal that helps maintain proper exhaust flow and system efficiency.
Engineered for durability and long-term performance, the ENV-CL-JM03AM plays a critical role in preventing exhaust leaks, supporting emissions control systems, and ensuring reliable operation in demanding fleet and commercial vehicle applications.
At Enviromotive, we stand behind the quality of our parts. All of our diesel emission products, including Diesel Particulate Filters (DPFs), clamps, gaskets, sensors, and accessories, are backed by a limited warranty against defects in materials and workmanship. This warranty covers the replacement or repair of defective parts under normal use and service conditions. Warranty coverage varies by product—please contact us for specific terms and conditions. Contact us for a warranty claim at
(719) 434-2895 | techsupport@Enviromotive.net
ENV-CL-JM03AM
Part Number
Johnson Matthey
Make
V-Clamp
Model / Type
Dimensions
12"
Corresponding Gasket
8863
OEM #

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