Standard Ignition ETB181 Exhaust Gas Recirculation (EGR) Tube

Standard Ignition ETB181 EGR Tube

The Standard Ignition ETB181 is an exhaust gas recirculation tube for select GM heavy-duty diesel applications. It is built around a 2-inch inner diameter and 20.5-inch length to match the specified EGR routing on covered vehicles.

Key Features

• Exhaust Gas Recirculation (EGR) tube for emission control service
• 2-inch inner diameter for the specified exhaust gas path
• 20.5-inch overall length
• Direct-fit application coverage for select Chevrolet Silverado 2500 HD and Silverado 3500 HD models
• Direct-fit application coverage for select GMC Sierra 2500 HD and Sierra 3500 HD models
• Standard Ignition ETB181 part number for catalog matching and service lookup

Detailed Description

Standard Ignition ETB181 is an EGR tube used in emission control systems to route exhaust gases through the recirculation circuit on supported trucks. This part is listed for 2011-2016 Chevrolet Silverado 2500 HD, 2011-2016 Chevrolet Silverado 3500 HD, 2011-2016 GMC Sierra 2500 HD, and 2011-2016 GMC Sierra 3500 HD. If you are sourcing an EGR tube for a Chevrolet Silverado 2500 HD or GMC Sierra 3500 HD, ETB181 provides the listed dimensions and application coverage needed for catalog-based replacement.

This part cross-references OE-style numbers 12632253 and AR211 for the same application.

What It Is Used For

• Replacing a damaged or corroded EGR tube
• Restoring exhaust gas routing in the recirculation system
• Addressing exhaust leaks at the EGR tube path
• Correcting fitment issues caused by a bent or mismatched tube
• Supporting emission control service on Silverado and Sierra HD trucks

Installation Notes and Tips

Verify the vehicle year, make, model, and emission system configuration before ordering. Confirm the 2-inch inner diameter and 20.5-inch length against the original tube to ensure proper routing and connection points. For best results, inspect adjoining EGR components, seals, and mounting surfaces for wear or carbon buildup during replacement.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for replacement electrical and engine management components. ETB181 is cataloged as an emission control EGR tube and should be matched to the listed applications before installation.