Walker SoundFX 18949 Direct Fit Exhaust Muffler 1.875" Inlet (ID) 2.25" Outlet (OD) for Chevrolet Impala

The Walker SoundFX 18949 Direct Fit Exhaust Muffler is engineered to fit Chevrolet Impala models from 2006 through 2011, featuring a 1.875" inlet and 2.25" outlet diameter. 

Constructed from aluminized steel with an internal drainage system, this muffler effectively resists corrosion, extending its lifespan. Its design includes internal partitions and mechanically joined tubes that absorb expansion and contraction caused by temperature fluctuations, minimizing distortion. Spun-locked heads combined with OE-style spot welds provide structural stability and long-lasting durability.

The direct-fit bolt-on installation comes complete with OE-style hangers, brackets, and optimized pipe routing, eliminating the need for specialized fabrication or welding. Additionally, louvered tubes help reduce radiated noise, preserving factory-style sound quality without compromise. Tested for performance and durability, this muffler is designed to deliver extended service life and reliable operation, making it a trustworthy upgrade for maintaining your vehicle’s exhaust system efficiency.

Verify compatibility with product manufacturer before purchase.