Dorman HELP Exhaust Manifold Stud and Nut Kit 3/8-16 x 3-1/4 Inch for Buick Chevrolet GMC Oldsmobile Pontiac 03113

Exhaust manifold stud and nut kit for 1967-1996 Chevrolet and 1973-1996 GMC used to replace broken or stripped factory exhaust flange hardware.

Built to meet the manufacturer's design intent for reliable service, this hardware kit is engineered from quality materials to withstand high heat and vibration common in exhaust systems.

Key Features

• Includes studs and nuts sized 3/8-16 x 3-1/4 inch for precise fitment
• Designed to match the form and function of original equipment hardware
• Constructed from durable materials resistant to corrosion and heat
• Direct replacement for specific Buick, Chevrolet, GMC, Oldsmobile, and Pontiac models
• Backed by Dorman's century of automotive experience and US-based product experts

Benefits

• Restores secure connection between exhaust manifold and pipe to prevent leaks
• Eliminates exhaust noise caused by loose or missing factory studs
• Reduces the risk of repeat repairs with engineered durability
• Simplifies installation with direct-fit design that matches OE specifications
• Provides a trustworthy solution for maintaining vehicle emissions compliance

Application

Ideal for DIY mechanics and professional technicians repairing exhaust leaks on classic and late-model GM vehicles where original studs have snapped or threads are stripped.

Fitment Notes

• Compatible with Buick and Oldsmobile models from 1975 to 1981
• Compatible with Pontiac models from 1967 to 1987
• Compatible with Chevrolet models from 1967 to 1996
• Compatible with GMC models from 1973 to 1996
• Verify vehicle year and model before purchase to ensure correct application

Why Choose Dorman?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Built with quality materials and validated through testing to stand up to daily driving demands
• Offers a smart way to restore your vehicle with confidence in fit and durability

What's in the Box

• 1 Exhaust Manifold Stud and Nut Kit

Item Dimensions

• Length: 5.5 inches
• Width: 1.8 inches
• Height: 1.1 inches
• Weight: 0.4 lbs