Victor Reinz 18-10031-01 Fuel Injector O-Ring Kit - Upper

Victor Reinz Fuel Injector O-Ring Kit

Restore a proper seal at the fuel rail with the Victor Reinz 18-10031-01 fuel injector O-ring kit. Built with molded rubber and OE-quality sealing technology, this kit is made for direct-fit service on a wide range of GM applications, including Chevrolet Camaro, Silverado, Tahoe, and GMC Sierra models.

Use 18-10031-01 when servicing injectors on vehicles that require the old-design injector-to-fuel-rail seal. The round black O-rings are sized at 0.291 in. inside diameter, 0.585 in. outside diameter, and 0.148 in. thickness for the specified applications.

Key Features

• Victor Reinz fuel injector O-ring kit for fuel rail sealing service
• Molded rubber construction with a round profile
• Black finish for OE-style replacement appearance
• 0.291 in. I.D. x 0.585 in. O.D. x 0.148 in. thickness
• Fits old-design injector-to-fuel-rail applications on select Chevrolet and GMC vehicles
• Cross-references MAHLE GS33530 and interchange numbers ES71192, XS70083

Detailed Description

Victor Reinz 18-10031-01 is a fuel injector O-ring kit engineered for sealing the injector to the fuel rail on confirmed GM applications. Victor Reinz is an original equipment supplier, and this sealing solution reflects the brand’s OE-focused approach to gasket and seal technology for foreign and domestic cars and trucks. The molded rubber construction is specified for the listed fitments, helping maintain a secure seal in fuel delivery service work.

Compatible With 2010-2016 Chevrolet Camaro, N/A; 2000-2002 Chevrolet Camaro, N/A; 2003-2016 Chevrolet Express 2500, N/A; 2001-2016 Chevrolet Express 3500, N/A; 2001-2016 Chevrolet Silverado 2500 HD, N/A; 2007-2016 Chevrolet Silverado 3500 HD, N/A; 2003-2016 GMC Savana 2500, N/A; 2001-2016 GMC Savana 3500, N/A; 2001-2016 GMC Sierra 2500 HD, N/A; 2007-2016 GMC Sierra 3500 HD, N/A; 2005-2013 Chevrolet Corvette, N/A; 2001-2013 Chevrolet Silverado 1500, N/A; 2001-2013 Chevrolet Tahoe, N/A; 2001-2013 GMC Sierra 1500, N/A; and additional listed GM applications through 1998-2016.

This part cross-references MAHLE GS33530 for the same application.

What It Helps Fix

• Fuel seepage at the injector-to-fuel-rail seal
• Hard starting caused by a compromised injector seal
• Fuel odor around the rail area
• Visible cracking, flattening, or wear on old injector O-rings
• Service issues during injector removal and reinstallation on listed GM vehicles

Installation Notes and Tips

Verify injector design and seal dimensions before installation. This kit is specified for old-design applications and should be matched to the injector and fuel rail configuration on the vehicle. Clean the injector and rail sealing surfaces thoroughly, and inspect the rail and injector tips for damage before assembly. Use proper fuel-system service procedures and confirm a leak-free seal after installation.

Quality Assurance

Victor Reinz supplies OE-level sealing components and gasket technology used by manufacturers worldwide. Part number 18-10031-01 is built to the listed dimensions and fitment requirements for confirmed applications, including Chevrolet Camaro, Silverado, Tahoe, and GMC Sierra service work.