Victor Reinz 71-15818-00 Exhaust Pipe Flange Gasket - Rear

OE-Style Exhaust Flange Sealing

Victor Reinz 71-15818-00 is an exhaust pipe flange gasket built with Perf Core material and a flat, grey profile for a precise seal at the exhaust connection. As an OE supplier, Victor Reinz focuses on gasket technology that supports reliable sealing for repair work on select Buick, Cadillac, and Chevrolet applications.

This gasket is used on rear converter and exhaust connector locations across vehicles such as the Buick LaCrosse, Cadillac ATS, and Chevrolet Impala. Victor Reinz 71-15818-00 also cross-references FEL-PRO 61771 for the same application.

Key Features

• Perf Core material for sealing performance at the exhaust flange
• Flat gasket design for flange-style exhaust joints
• Grey finish for OE-style identification
• 2-bolt-hole configuration
• Direct replacement for OE part number 20907464 on listed applications
• Fits rear converter and exhaust connector locations on select GM vehicles

Detailed Description

Victor Reinz 71-15818-00 is an exhaust pipe flange gasket engineered for specific rear exhaust and connector applications on 2010-2016 Buick LaCrosse, Buick Allure, Buick Verano, Cadillac ATS, Cadillac CTS, Cadillac XTS, Chevrolet Malibu, and Chevrolet Impala models. The Perf Core construction and flat sealing surface are selected to help maintain a tight exhaust joint where flange sealing is required. For buyers searching for a Buick LaCrosse rear exhaust flange gasket, Cadillac ATS rear converter gasket, or Chevrolet Impala rear exhaust gasket, this part number provides a direct OE-style service option.

Victor Reinz is known for supplying original equipment sealing solutions, and 71-15818-00 follows that approach with application-specific coverage and engineering. This part number 71-15818-00 is listed as a replacement for OE part number 20907464 on multiple fitments.

What It Helps Address

• Exhaust leaks at a flange connection
• Noise from a failing rear converter or exhaust connector seal
• Soot marks or odor at the exhaust joint
• Loss of sealing after exhaust service or component replacement
• Fitment issues when replacing OE gasket 20907464

Installation Notes and Tips

• Confirm the vehicle year, make, model, and exhaust position before ordering.
• Verify whether the application is rear converter or exhaust connector, including notes for resonator or 2-bolt-hole configurations.
• Inspect flange surfaces for warping, corrosion, or debris before installation.
• Use the correct torque sequence for the exhaust flange to help achieve an even seal.
• Check the exhaust system for leaks after installation.

Quality Assurance

Victor Reinz supplies OE-level gasket technology and broad coverage for foreign and domestic vehicles. Part number 71-15818-00 is built to match the listed applications and support a proper exhaust seal on compatible Buick, Cadillac, and Chevrolet models.