Exhaust Resonator for 1974-1976 Chevrolet Impala & More - Walker 21687

Walker® Resonators and Welded Resonator Assemblies provide precise tuning technologies to ensure excellent flow characteristics and OE-style sound. They feature 100% aluminized construction for longer life, quality appearance and favorable acoustics. These are OE-style resonators that fit, perform and sound like the original system.

Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow characteristics and OE-style sound. Made from 100 % aluminized steel, you can depend on Walker resonators to last.

Walker 21687 Direct Fit Exhaust Resonator 2.25" Inlet (ID) 2.25" Outlet (ID) 2.25" Outlet (OD) for Buick Riviera

• FLEXIBLE SOLUTION -- Customizable design for easy fitment and may require specialized fabrication and/or welding for installation
• FACTORY SOUND -- OE-style louvered tubes (where applicable) help reduce radiated noise for factory-style sound
• GET MORE MILES FROM YOUR RESONATOR -- Engineered to fit, perform and sound like the original system
• STRONG AND DURABLE -- Features thick OE-style flanges, hardware and brackets for strength
• RESISTS CORROSION -- Durable aluminized steel construction and helps reduce corrosion