Flowmaster 40 Series Muffler - 2.5" Offset - Inlet / Outlet 500020158 CNC-machined from 6061-T6 billet aluminum

CNC-machined from 6061-T6 billet aluminum

the socks offer excellent heat transfer protection and flat seams for comfort

lock angle and 3/8" valve stem size

dedication and unwavering nerve

Flowmaster 40 Series Muffler - 2.5" Offset - Inlet / Outlet 500020158 CNC-machined from 6061-T6 billet aluminumThe Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Durable Fully Welded 16 Gauge Aluminized Steel 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Notable Interior Resonance Excellent Street Strip And Off Road Application